Graphite Powder Properties

Synthetic graphite for these batteries currently sells for around $20,000 per tonne, whereas spherical graphite made from natural flake, with its superior properties, sells for around $6,000 to 10,000, a huge cost savings and a means of reducing the overall cost of automotive battery systems. 6%, Crystalline vein= 98. The melting point of graphite is high, so it can withstand high temperatures, which is. Graphite selection for powder mixes properties Graphite, Primary Synthetic or Natural, with d90 in the range of 10μm-44μm, has no significant impact on PM mixes’ flowability [1]. Table 1 displays the equivalent Boron contents (EBC) and ash contents of the raw materials. This CrystalBenefits lists the physical and chemical properties of this element. Flake graphite is the preferred type of graphite for use in crucibles, although amorphous graphite can also be used. On the Mohs hardness scale, it falls between 1 and 2. Graphite powder is also a good lubricating additive powder. Products used by these industries: • Natural Graphite Special Flakes. 3 Graphite and Graphite Nanofiber. Isostatically Pressed Graphite-Also known as Isographite or Isotropic Graphite is a grade of graphite manufactured by taking a fine grain graphite powder blend and placing it in a hot isostatic press. Product as such : FERROFORM LOCC - RAPID RUST LOOSENER Based on Mineral oil, DECORDYN ECO - RAPIDLY BIODEGRADABLE Corrosion protection concentrate, POWDER GRAPHITE F - POWDER Graphite F is used as a solid lubricant for liquid and pasty lubricants, plastics and sliding materials (Solid lubricant powders) etc. , Mahmood, K. However, Isotropic graphite in the same cross section direction has no difference in its properties, making a material that is easy to design and use. Some common calcium-bearing minerals include apatite (calcium phosphate), calcite (calcium carbonate), dolomite (calcium magnesium carbonate), fluorite (calcium fluoride), and gypsum (calcium sulfate). President: Gilbert A. It is a dull gray in appearance. Copper-graphite composites were prepared by spark plasma sintering (SPS) with copper powder and copper-coated graphite powder. With the great properties, graphite powder is widely used as electrode, the positive brushes, carbon rod, carbon tubes, mercury positive converter, graphite gaskets, phone parts, television picture tube coatings in the electrical industry as a manufacturer. Product Name GRAPHITE POWDER Chemical Stability Stable under recommended conditions of storage. Graphite Powder This non-toxic graphite powder (S40) is in a form of carbon and is known as grey or pencil. The completed. % of graphite. The third picture illustrates this. When the oil evaporates, it leaves behind a dry film of graphite that prevents wear and corrosion throughout the rope without attracting dust. Graphite and charcoal are two of the most used materials for drawing and draughtmanship. with 4 and 6% of graphite powder concentration are compatible with human soft tissues at 25°C [2]. Hall Flow Rate of several Powder Mixes containing Synthetic and Natural Graphites of three different particles. KIMWAN is one of the leading other carbon and graphite powder manufacturers and suppliers in China, equipped with advanced plants and machines. Conventional graphite was anisotropic, which limited its use in many applications. Graphite has high corrosion resistant properties. Citation: Amin, M. Although graphite belongs to inorganic non-metallic materials, it is called semi metal because of its good thermal and electrical conductivity. 5mm to 5mm, Graphite Powder -300 Mesh, Graphite Powder -200 Mesh and Graphite Chip - 6 MM TO 12 MM. There are four methods of manufacturing synthetic graphite: extrusion. Interestingly, natural graphite is. STRUCTURE Thermodynamically, graphite at atmospheric pressure is the more stable form of carbon. EDM Graphite. You can even buy powdered graphite that comes in a little tube with a thin nozzle specially designed for squirting the graphite powder into the keyway. % natural graphite, 16 wt. A discussion started in 2002 but continuing through 2020. 229 West Creek Road. EU/US Properties Organoleptics Cosmetics Suppliers Safety Safety in use Safety references References Other Blenders Uses Occurrence Synonyms Articles Notes graphite powder Supplier Sponsors. Specific high volume shapes such as washers can be made this way. Add View VICTREX PEEK 90P. Graphite spheres and graphite powder. Stabilizing agents are also added to modern powders to enhance storage life. Graphite is a carbon-based layered material whose structure is composed of successive layers of graphene sheets (carbon) and received much interest owing to its exceptional thermal, mechanical and electrical properties [5, 11, 12]. For such applications a graphite powder may be applied using a brush. he Crystalline Graphite Powder we offer is well treated in order to offer high conductivity. Hall Flow Rate of several Powder Mixes containing Synthetic and Natural Graphites of three different particles. Product Information. A great source of graphite powder are graphite pencils. Qingdao Bai Xing Graphite Co. Made of pigments and Kremer Watercolor Medium. The Miller hydrothermal lump-vein historical graphite mine is located 80 km west of Montreal in the Grenville Township and exhibits extremely high purity graphite grading 100% Cg. From product breadth and network reach to technical capabilities - the most comprehensive resource for your application needs. Compacted graphite iron (CGI) along with lamellar graphite iron and spheroidal graphite iron define the three main classes of cast iron according to morphology. The weld resistance of these materials depends on the proportion of the different graphite powder particles. Other common uses include degassing shafts and impellers, fluxing and injection tubes and when used as carbon graphite is used in the fabrication of objects for many recreational uses such as kite or tent frames, kayaking riggers and handles and fishing rods. This causes almost opposite characteristics in their physical properties. The Graphite Granular and Powder market was valued at 70 million US$ in 2018 and is projected to reach 82 million US$ by 2025, at a CAGR of 1. 423 Graphite Powder is a fine black powder that can be mixed with epoxy to produce a low-friction exterior coating with increased scuff resistance and durability. com Accounts Payable and Receivable: Bernice M. Price for all three: $ 15 55 Add all three to cart. Properties : - Crystalline - Amorphous - Good electrical conductor. 2 Molybdenum disulfide. : -180, -280, -185, -285, -190. Factory Produced Natural Flake Graphite Powder, Expandable Graphite, High Carbon Graphite, Find Details about Graphite, Natural Flake Graphite from Factory Produced Natural Flake Graphite Powder, Expandable Graphite, High Carbon Graphite - Qingdao Kanglong Graphite Co. In this work, the hydrogen storage properties of. Graphite can be found on all of the Planets. depending on the application and still maintain excellent lubricating and coolant properties and the mixture is non. However, this mineral is an interesting one and is commonly referred to as the mineral. Furthermore, with many graphene flake. An allotrope of carbon and one of the world's softest minerals, its uses range from writing implements to lubricants. Using Equation. Graphite powder is also a good lubricating additive powder. Add View VICTREX PEEK 90P. Copper-graphite composites were prepared by spark plasma sintering (SPS) with copper powder and copper-coated graphite powder. Speci c heat, thermal di usivity. How do you get the graphite in the lock though?. Fine powder is graphite powder with high purity. However, this mineral is an interesting one and is commonly referred to as the mineral. CHANDRAMOHAN - 62 - permanent depending on the nature of soil. But when they slide on edge, it's like scraping a diamond across the underlying surface. Required materials. Typical fillers such as graphite powder provide P84 with very low wear rates which is useful in bushing and bearing applications. Indication of any immediate medical attention and special treatment needed No additional information available SECTION 5: Firefighting measures 5. These properties. Has good temperature resistance, self lubrication, conductivity. Structure-function relationship. Should I do a layer of graphite powder/epoxy, let it dry, and then use a layer of aluminum/epoxy or should I mix graphite and aluminum powders and then use that in the epoxy.    The metallic properties include thermal and electrical conductivity. Ok Submit This Form. Graphite and graphite powder is valued in industrial applications for its self-lubricating and dry lubricating properties. It is flexible but not elastic. This is accomplished by treating graphite powder with an expanding agent having strong oxidizing properties, such as nitric acid, sulfuric acid, mixtures of nitric and sulfuric acid, perhaloacids such as HClO 4 and the like, followed by rapid heating. Usually they are metal oxides (that is, compounds of metallic elements and oxygen), but many ceramics. Please be careful working with this product around electricity or sensitive electrical equipment. and Valentin, Francisco I. However, it fails to burn in air, even if it is heated to high temperatures. J Jul 12, 2004 , 10:56 AM. Indeed, like graphite, it is widely used as a solid lubricant because of its low friction properties and robustness. In order to realize the function of melting snow and ice, the best method to prepare CAC is to use both graphite powder (298# scale graphite) and short carbon fibers (CF) as mixer-filler. The material is strong, stiff, and lightweight. The graphite is even finer than I expected and works great for lubrication. 5mm to 5mm, Graphite Powder -300 Mesh, Graphite Powder -200 Mesh and Graphite Chip - 6 MM TO 12 MM. Teflon™ PTFE fine powders are generally converted into usable articles (shapes, wire insulation and tapes, etc) via. GRAPHITE SAFETY DATA SHEET Product Name: Graphite Dry Powder Other Identifiers: G Plus, G-1, graphite PHYSICAL AND CHEMICAL PROPERTIES. It has a metallic luster and is opaque to light. 423 Graphite Powder is a fine black powder that can be mixed with epoxy to produce a low-friction exterior coating with increased scuff resistance and durability. High Reliability. 5C (graphite) premixed powders were used, the optimum strength was achieved when the tin-rich phase was completely alloyed with the copper but little grain growth had occurred. The Graphite Powder is basically used for casting and polishing purposes, moulding & Carbon addition in steel industries. Difference Between Diamond and Graphite. We sell graphite powder contain many unique physical properties, including superior electrical and thermal conductivity, highly crystalline structure, high purity, temperature stability, lubricity and inertness. the graphite mold/ZA-12 process is as precise or more precise than other casting methods at a frac-tion of the cost. Pyrolytic graphite Pyrolytic Graphite is a unique form of graphite manufactured by decomposition of a hydrocarbon gas at very high temperature in a vacuum furnace. XSM stone crushing machine project-graphite powder manufacturing process ShangHai XSM ( graphite powder manufacturing process ) are a professional production of stone crushing machine. Physical Properties Many different standard granulations are available between 5 mesh USS and 0. CARBON & GRAPHITE POWDERS & CEMENT SECTION I - Identification of the Substance/Preparation Grades SYN6 PWD/CK-200 50M 1200M 406 General Graphite & Carbon Powders from r/c powder/lump SECTION II - Manufacturer’s Information Manufacturer Name Coidan Graphite Products Ltd. Metrics get fed into the stack via the Carbon service, which writes the data out to Whisper databases for long-term storage. Potts a, Aruna Velamakanni a, Shanthi Murali a, Rodney S. It also makes a good lubricant, that can protect surfaces against friction and related damage. Magnesium, 20-230 mesh, reagent grade, 98%. China High Carbon Ultrafine Graphite Powder, Find details about China Natural Graphite, Graphite Powder from High Carbon Ultrafine Graphite Powder - HEBEI XINGSHI IMPORT AND EXPORT CO. The various graphite grade typical purities are: Amorphous= 84. 500"H x 12"W x 12"L. Hexagonal boron nitride powder is one of the most popular dry lubricants available today, due mostly to its lubricant properties and its inertness to molten metals and salts. The resistivity of all types of graphite at first decreases by about 30% with increase in the temperature from 20°, reaching a minimum for "A," "B," and "D" graphites in the 400-600° range. 1) Synthetic Graphite Powder: The Synthetic Graphite Powder product: High quality low ash petroleum coke as raw materials, processed at high temperature above 2800 ° C vacuum heat treatment. Test specimens were printed at various energy densities. The effect of graphite powder properties on pressing process of moulded graphite is as follows. Mineral Veil Setting Powder. The Graphite Powder is basically used for casting and polishing purposes, moulding & Carbon addition in steel industries. 5% graphite. After that, the water uptake of the composites dropped as graphite content was further increased. Graphite consists of three software components: carbon - a high-performance service that listens for time-series data. Graphite powder is used as an additive to alter the magnetorheology and electrical conductivity of magnetorheological elastomers (MREs). Graphite powder has the ability to fast-moving neutrons. Pyro-Paint 634-SIC Silicon Carbide Anti-Oxidation Coating. Silver Nickel contact materials have good ductility and offer higher resistance to mechanical wear than Fine Silver. Flake graphite burns more slowly, has low combustibility, high thermal resistance and the orientation of the flakes can increase the strength of the finished crucible. Physical Properties. Contact Technologies. These fabrics are highly popular for their cosmetic as well as their engineering properties. Close the container properly and store in a dry, cool and frost-free location. 3 X 10-4: Coefficient of linear thermal expansion (1/°C) D696/23~60°C: 10 X 10-5: 12 X 10-5: 8. Graphite powder is used to make crucibles, lead pencils, electrodes, lubricants, stove polish, brake linings, batteries, glass manufacture, conductive coatings, and for foundry facings. for pricing and availability. Aluminum filled surface coats are a good blend of tough, scratch resistant properties but also polishable and repairable. With proper rheological adjustment, graphite is compatible with most aqueous and non-aqueous coating systems. Pressure is applied to the powder mix in one direction and relies on the mold shape to hold pressure vs. In order to satisfy customers and meet their unique specifications and requirements, new materials with improved properties and performance are constantly being developed. For the production of sintered parts, metal powders are mixed with small quantities of additives such as waxes and graphite. This crystal structure provides excellent lubricating properties. Product Name GRAPHITE POWDER Chemical Stability Stable under recommended conditions of storage. It can be mixed with water to produce black paint. Graphite filled compounds are used for their non-magnetic properties and their cost effectiveness. There is a common belief that graphite's lubricating properties are solely due to the loose interlamellar coupling between sheets in the structure. Hall Flow Rate of several Powder Mixes containing Synthetic and Natural Graphites of three different particles. These powder mixtures are then pressed unter high pressure into so-called green compacts. Expandable Graphite, Natural Graphite, Graphite manufacturer / supplier in China, offering High Carbon Natural Flake Graphite Powder, Nonwovens Disposable Face Mask Respirator Dust Mask, Personal Protective Mask Anti Sprays Particulate Respirator and so on. Stabilizing agents are also added to modern powders to enhance storage life. It has a very low resistivity ranging from 9 to 40 µΩm. 8 cm) across. Lithium 12-Hydroxystearate Lithium Grease Lithium Based Grease Lithium grease is made by thickening mineral oil with Lithium 12-Hydroxystearate soap and adding oxygen, rust, corrosion, and other extreme pressure antiwear additives. CGI displays very useful properties for a range of engineering applications with the tensile strength and elastic modulus being considerably higher than grey cast irons (75% and 35%. 4 Polytetrafluorethylene. 3 Boron nitride. Enter your email address to subscribe to this blog and receive notifications of new posts by email. 5% graphite. Graphite is made using the Furnace II or Furnace III using coal. }, abstractNote = {Fundamental measurements have been obtained in the INL Graphite Characterization Laboratory to deduce the temperature dependence of thermal conductivity for G-348 isotropic graphite, which has been used by City. Hand protection Chemical resistant gloves (PVC) Eye protection In case of splashing, wear: Approved safety goggles. Coated composite was made from copper coated graphite powder. When the oil evaporates, it leaves behind a dry film of graphite that prevents wear and corrosion throughout the rope without attracting dust. The terms graphite and carbon fiber have become interchangeable to some extent. From product breadth and network reach to technical capabilities - the most comprehensive resource for your application needs. Except for CO2, that causes global warming. This article explains why tooling costs are lower, describes the way that graphite molds are produced, and shows how graphite has positive effects on the properties of ZA-12 cast parts. Industrial Graphite Dry Lubricant $4. GRAPHITE FINE POWDER EXTRA PURE Safety Data Sheet www. To compare the two types of wear (adhesive & abrasive wear) of polyetherimide reinforced with glass Fiber filled with graphite powder. In vermicular graphite cast irons (VG irons), graphite is present in a worm-like, stubby form with rounded edges. FENTY BEAUTY by Rihanna. Stabilizing agents are also added to modern powders to enhance storage life. Graphite powder has the added advantage of drawing heat away from the fire as well as smothering it. Today the material has been developed into a high quality technical grade ceramic with very good mechanical properties. The graphite powder was added to the reference material in the amount of 2–10 %. Conventional graphite was anisotropic, which limited its use in many applications. Unique Physical Properties of Graphite Powders. Lubricant helps prevent thread seizing. Product Overview. Expandable Graphite Powder JXSEAL KP expandable graphite is made from natural flake graphite through chemical or electro-chemical treatment process. 95% C966, Graphite nano powders, particle size 100-200NM,99. When heated in the presence of concentrated sulfuric acid and potassium dichromate, graphite gets oxidized to carbon dioxide. A Verified CN Gold Supplier on Alibaba. The graphite powder was added to the reference material in the amount of 2–10 %. Due to this, it is a lubricant, since the layers slide over each other so. HP Materials Solutions is a leading supplier of graphite powder, graphite foil, graphite sheets, graphite felt, carbon felt, graphite rolls Properties Composite Rigid Felt. Furthermore, with many graphene flake. Isolate spill area and provide ventilation. The chemical composition (wt. graphite powder feedstock that is manufactured in the United States for the production of graphite and graphite-based fuel forms for nuclear applications. Note: You must study graphite at the study table before you can grind it at the alchemy mill. Since graphene was first reported in 2004, made using mechanical exfoliation from graphite, graphite oxide has attracted a great deal of interest, as researchers have explored simpler, more efficient, cheaper and better yielding methods of synthesizing graphene, which can be scaled up easily and retain commercially viable properties for. It is often confusing why graphite seems to have some metallic properties (conductivity and shiny surface) and some non-metallic properties (brittle). 8 cm) across. Explosive Powder is used to activate the Gateway Engine on Calidor. In case the graphite is flaky, the smear loses its darkness. Superior electrical and thermal conductivity. Both graphite and carbon fibers are carbon-based; the. The Graphite Powder is basically used for casting and polishing purposes, moulding & Carbon addition in steel industries. CM Carbon Co Ltd is the leading Chinese Graphite Producer. The mixing ratio was 64: 16: 20 by weight, respectively. The terms graphite and carbon fiber have become interchangeable to some extent. Style 94905 hybrid is an equal mix of Kevlar ® and graphite yarns, which, with the twill weave pattern, gives the material a yellow and black zig-zag pattern. Extruded graphite materials are isotropic (properties in the extrusion direction differ from the properties in other directions). 605 The graphite (P4) powder were a non-regular flake-like shape with the various sizes from 20 µm to 150 µm, and thickness of ~10 µm (Fig. Graphite is a distinct material as it displays the properties of both a metal and a non-metal. We are among the best rated organization in offering the Natural Graphite and Graphite Powder. Graphite can behave like a metal and conduct. SDSS exhibit an attractive combination of properties, such as: strength, toughness and stress corrosion cracking resistance. Graphite has a layer structure of carbon atoms with SP 2 hybrid, which is characterized by unisotropic properties of graphite, which results in a good electrical conductivity along the layers, and on the contrary, a low conductivity in the perpendicular direction [35,36]. Can be mixed with other waterbased materials. View Profile View Forum Posts Diamond Join Date Sep 2006 Location SE PA, Philly Posts 5,435 Post Thanks / Like Likes (Given) 1030 Likes (Received). Try something like 30% graphite, 19% silicon carbide (if you can get it), and the rest clay, perhaps with a bit of kyanite thrown in instead of clay. The highest Al:C atomic ratio in the products was estimated to be 1:1. 0%, Crystalline flake= 87. Silver Nickel contact materials have good ductility and offer higher resistance to mechanical wear than Fine Silver. Alshammari*1, Arthur N. Y1 - 1998/1/15. Practice good housekeeping to prevent dust accumulation and prevent situations where. Because of hardness, diamond is used in making cutting and grinding tools. Structure-function relationship. Moreover, we consider it as a semimetal, and it has a layered structure with several layers of carbon that are well-packed on each other. field of aPPlication. Table 1 displays the equivalent Boron contents (EBC) and ash contents of the raw materials. shape, synthetic graphite gives better flowability of packed powder. Graphite, like diamond, is an allotrope of carbon. Graphite powder has the ability to fast-moving neutrons. Allotropes are forms of an element with different physical and chemical properties. In this work different mechanical properties like density, bulk hardness and wear study are also analysed. At each energy density, tensile and fatigue specimens were printed at 0o (longitudinal), 45o, and 90o (transverse) orientation to the. The appropriate critical powder loading the using a graphite filler material was produced with the composition of 75 % the weight of an optimum load and 25 % weight of polypropylene. Graphite markets 8 Berlin, December 2014 Engineering Materials Typical customers in this application group: • Producers of Carbon Brushes, Powder Metallurgy & Hard Metals, Friction, Foils, etc. 95% C968, Graphite nano powders, particle size 1UM,99. Materials and methods 2. This work reported on the feasibility of powder sintering in a non-vacuum furnace and the tensile properties of the as-sintered Ti. Earlier, asbestos were primarily used in linings and disk brake pads. This means that it is very soft. Product code ACP Series ACB Series SP Series HOP Series. he Crystalline Graphite Powder we offer is well treated in order to offer high conductivity. Hexagonal Boron Nitride (hBN) Powder Hexagonal Boron Nitride (hBN) is also known as ‘White Graphite’, has similar (hexagonal) crystal structure as of Graphite. Ok Submit This Form. This solution is then stirredat room temperature for h. THERMAL PROPERTIES OF Cu-GRAPHITE COMPOSITES JAROSLAV KOVA CIK 1, STEFAN EMMER 2, JOZEF BIELEK3 Cu-graphite composites were prepared by HIP-ing at 50 vol. Graphite Powder and Related Material as the Principal Components of Carbon Plastic Electrodes (Ivan Švancara, Tomáš Mikysek, Matìj Stoèes, Jiøí Ludvík, Department of Analytical Chemistry, Faculty of Chemical Technology, University of Pardubice, Studentská, Pardubice, Czech Republic, and others). It is also chemically inert and highly refractory. Wire Drawing Wire drawing graphite usually is a mixture of 15% up to 20% graphite powder in a lubricant oil or grease. 3 Anti-friction coatings. China Graphite Powder for Nanoscale Expellable High Temperature Resistant Graphite Conductive Paint, Find details about China Graphite Power, Nanoscale from Graphite Powder for Nanoscale Expellable High Temperature Resistant Graphite Conductive Paint - Zibo Yilian International Trade Co. Graphite is a mineral of extremes. The application of graphite in oils has significant economic benefits and has many advantages. The critical powder loading feedstocks with a mixture of polypropylene and graphite have been conducted with the torque method test. Graphite composite is the material of choice for applications where lightweight & superior performance is paramount, such as components for spacecrafts, fighter aircrafts, and race cars. Graphite is a soft, slippery, grayish-black substance. While both are carbon based, the way they are made means they both have unique qualities and functions. Graphite, spherical graphite, micro-powder graphite, artificial graphite, carburizer and so on. We sell graphite powder contain many unique physical properties, including superior electrical and thermal conductivity, highly crystalline structure, high purity, temperature stability, lubricity and inertness. Carbon black, manufactured by combustion or thermal decomposition of hydrocarbon fuel under reducing condition, has the finest primary particle size of all the common industrial carbons. And it has a good technical and economic effect. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed. For example, the composite containing 64 wt. The amount of graphite ranged from 1% to 30% of the slag mass. David and Cottle, David L. Most people are familiar with the mineral known as "talc". Please be careful working with this product around electricity or sensitive electrical equipment. To compare the two types of wear (adhesive & abrasive wear) of polyetherimide reinforced with glass Fiber filled with graphite powder. ) titanium in a graphite furnace backfilled with argon and studied the effects of common contaminants (C, O, N) on sintering. The effect of particle size of raw material powder on the current-carrying friction properties of copper-graphite composites was studied. Properties : - Crystalline - Amorphous - Good electrical conductor. The main use of graphite powder or dust is done in industrial lubrication. Raw powders are the component of carbon graphite that provides self-lubricating properties. They found the material remained magnetized, which suggested it was a superconductor. Industrial ceramics are commonly understood to be all industrially used materials that are inorganic, nonmetallic solids. Graphite composites have exceptional mechanical properties which are unequalled by other materials. The key difference between graphite and graphene is that graphite is an allotrope of carbon having a high number of carbon sheets whereas graphene is a single carbon sheet of graphite. Although graphite oxide is a multilayer system, monolayer flakes and few-layer flakes can be found in a graphene oxide dispersion. CM Carbon Co Ltd is the leading Chinese Graphite Producer. It is also the best lubricant for roll-up garage doors because it does not attract dust. It can be made into a one-atom-thick cylinder of graphene that is a super-strength material used in sports equipment. Graphite powder / flakes and expandable graphite show Graphite powder / flakes and expandable graphite; popular graphite grades - also in bulk packs Natural Flake Graphite - sieved grades Natural Flake Graphite - micronized grades amorphous / vein graphite Synthetic Graphite Expandable Graphite. Graphite, like diamond, is an allotrope of carbon. Graphite powder is used in machinery as a dry lubricant; Carbon Dating is a technique used to estimate the approximate time at which the carbon contained in archeological relic was extracted from atmospheric C0 2. It is known for being able to withstand intense pressures and temperatures, which is why graphite lubricant is used in marine-based machines as well. Suitable for lubricating door locks, hinges, guns, bearings, skate boards, etc. TIMREX® graphite: self-lubricating seals, heat-exchanger parts,… Using these special carbons, the following properties can be achieved: electrical conductivity, thermal conductivity, self-lubricating and wear reduction, specific mechanical reinforcements and dynamic properties, excellent dispersion, good surface smoothness, UHF curing. Graphite Powder is used to make Graphite Brick. Please consult the MSDS for additional information on disposal of unused materials, and safe handling practices. 1) Synthetic Graphite Powder: The Synthetic Graphite Powder product: High quality low ash petroleum coke as raw materials, processed at high temperature above 2800 ° C vacuum heat treatment. XSM stone crushing machine project-graphite powder manufacturing process ShangHai XSM ( graphite powder manufacturing process ) are a professional production of stone crushing machine. Almutairi3 1* Material Research Institute, King Abdulaziz City for Science and Technology, P. It is an ideal product for lubricants, ceramics, brake and friction products, cement additives, alloys, paints and coatings, and plastics, among many others. Graphite can behave like a metal and conduct. Shop Graphite Rods, Blocks, Sheets & Plates on Amazon. These powders were mixed as four groups according to the following steps: (1) 19. It was my first love when I started learning basic drawing techniques. The metallic properties include thermal and electrical conductivity. Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure of Graphite and Diamond is entirely different. Most people are familiar with the mineral known as "talc". What is the bonding, structure and properties of the carbon allotropes diamond, graphite & buckminsterfullerenes (fullerenes)?, why does diamond have such a high melting point? why is silica (silicon dioxide) a giant covalent structure, thermosets, thermoplastics?. Just like diamond, graphite is a crystalline form of carbon with valuable properties - excellent electrical and thermal conductivity, outstanding lubrication properties, enormous resistance to temperature and oxidation as well as the ability to form intercalation compounds. the graphite mold/ZA-12 process is as precise or more precise than other casting methods at a frac-tion of the cost. Other common uses include degassing shafts and impellers, fluxing and injection tubes and when used as carbon graphite is used in the fabrication of objects for many recreational uses such as kite or tent frames, kayaking riggers and handles and fishing rods. The nickel-coated graphite powder with nickel mass fractions of 20%, 40% and 60% was prepared by the above electroless plating process, and the three composite powders were used as conductive fillers to prepare conductive silicone rubber, and graphite and nickel were used as conductive fillers respectively. Usually they are metal oxides (that is, compounds of metallic elements and oxygen), but many ceramics. Graphite is a soft, slippery, grayish-black substance. This powder is also used to increase the carbon content in certain metals like steel. Our graphite powder comes in big bags, in 25 kg bags or in tanker trucks. Marys, PA 15857-0149. Hall Flow Rate of several Powder Mixes containing Synthetic and Natural Graphites of three different particles. POWDER GRAPHITE F is a very fine natural graphite powder with highest purity. Hexagonal boron nitride powder is one of the most popular dry lubricants available today, due mostly to its lubricant properties and its inertness to molten metals and salts. Graphite has good lubricating properties which are important for packing but it is brittle. whisper - a simple database library for storing time-series data. intrinsic properties of graphitic nanostructures on the mixture. Hydrogenated graphite is synthesized from graphite powder by mechanical ball-milling under hydrogen atmosphere [58-61], where this product is denoted as C nano H x. Welcome to National Bronze Mfg. It is also a choice material for powder metallurgy, batteries, fuel cells, refractories, general lubricants, rubber compounds, pencils. However, this mineral is an interesting one and is commonly referred to as the mineral. Powder and Flake Lubricants Made of graphite, these powders and flakes lubricate under heavy loads and high temperatures. They found the material remained magnetized, which suggested it was a superconductor. @article{osti_22420708, title = {Powder properties of hydrogenated ball-milled graphite}, author = {Zhang, Y. Graphite powder is used as a dry lubricant. Superior electrical and thermal conductivity. Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure of Graphite and Diamond is entirely different. You can even buy powdered graphite that comes in a little tube with a thin nozzle specially designed for squirting the graphite powder into the keyway. Iso-static with applies pressure evenly in. With proper rheological adjustment, graphite is compatible with most aqueous and non-aqueous coating systems. a Department of Mechanical Engineering and the Texas Materials Institute, The University of Texas at Austin, One University Station C2200, Austin, TX 78712-0292, USA. Auto applications. Kremer Watercolor - Graphite Powder Silver. What is Hexagonal Boron Nitride Powder? This product has structure and properties similar to graphite. View section 8 properties for rent in Powder Springs, Georgia. Aluminum graphite composite is one of the member of a new material called metal matrix composites (MMC). v · d · e Resources. Easy Composites MSDS - Graphite Powder - Revision 1 - Revision date 23-May-2012 - Page 2 of 2 8. Magnesium, powder or magnesium alloys, powder. Due to this, it is a lubricant, since the layers slide over each other so. MSDS Name: Graphite Powder Catalog Numbers: G67 500, G67500 Synonyms: Black lead, crystallized carbon, mineral carbon, plumbago, CI 77265 Company Identification: Fisher Scientific 1 Reagent Lane Fairlawn, NJ 07410 For information, call: 201-796-7100 Emergency Number: 201-796-7100 For CHEMTREC assistance, call: 800-424-9300. Graphite powder is used as an additive to alter the magnetorheology and electrical conductivity of magnetorheological elastomers (MREs). Graphite powder is the right lubricant for padlocks, ignition barrels and speedo-cables because it is dry and very slippery. 5 Further reading. Graphite consists of three software components: carbon - a high-performance service that listens for time-series data. Powdered graphite is the traditional material for lubricating pin tumbler locks. Simply powder a few pencil leads and add the powder to the detergent solution, then blend for a while. If graphite powder, a simple and easily obtainable material, is really superconductive at room temperature, it could revolutionize current technology. It can be made into a one-atom-thick cylinder of graphene that is a super-strength material used in sports equipment. • Producers of Lubricants, Catalysts, Synthetic Diamonds, Pencils,Ceramics. Silicon carbide is an excellent abrasive and has been produced and made into grinding wheels and other abrasive products for over one hundred years. Graphite is non-toxic. Because of its electrical conductivity it is also used in the Electrodes. A new application for nuclear grade graphite is in Very High-Temperature Reactors (VHTR) and the Next Generation Nuclear Plant (NGNP). This anisotropic structure gives the graphite special properties, such as electrical conductivity or a particular strength along the individual layers, as well as slight fissility and. Although graphite oxide is a multilayer system, monolayer flakes and few-layer flakes can be found in a graphene oxide dispersion. , – Hardness and wear tests were applied to the powder metallurgical composites, and microstructural characterization was conducted. These extreme properties give it a wide range more. The Graphite Granular and Powder market was valued at 70 million US$ in 2018 and is projected to reach 82 million US$ by 2025, at a CAGR of 1. Bonding and sealing electronic components, electrical devices and electro-optical systems. We offer Graphite Grey Silver Powder Coatings. It is used in the synthesis of single sheet graphene nanoflakes and graphite based magnetorheological elastomers. YU-40: an unpurified form of extruded graphite with the same properties as UF-4S. Graphite has a wide variety of almost contradictory uses. It is a good conductor, so graphite is commonly used for batteries. TIMREX® graphite: self-lubricating seals, heat-exchanger parts,… Using these special carbons, the following properties can be achieved: electrical conductivity, thermal conductivity, self-lubricating and wear reduction, specific mechanical reinforcements and dynamic properties, excellent dispersion, good surface smoothness, UHF curing. Hydrazine-reduction of graphite- and graphene oxide. It can be mixed with water to produce black paint. Proper material grade selection is one key component of insuring the efficient use of this modern machining technique. Lowest cost. Description RMI-Graphite is a naturally occurring form of crystalline carbon. EXPOSURE CONTROLS / PERSONAL PROTECTION Engineering Measures Ensure adequate ventilation of the working area. Please consult the MSDS for additional information on disposal of unused materials, and safe handling practices. The jar was fuller than full, unlike others that came 3/4 full. Graphite sticks are also great for shading, blending, and creating backgrounds. These powder mixtures are then pressed unter high pressure into so-called green compacts. For instance, it is a good conductor of electricity. These layers can slide over each other very easily. Impervious Graphite Manufacturing Process Properties Corrosion resistance Silicon carbide Manufacturing process Properties Corrosion resistance. Hall Flow Rate of several Powder Mixes containing Synthetic and Natural Graphites of three different particles. % phenolic resin was labelled 64:16:20, etc. Bulky graphite powder adsorbed almost negligible amount of hydrogen, i. Our graphite powder comes in big bags, in 25 kg bags or in tanker trucks. The terms graphite and carbon fiber have become interchangeable to some extent. Graphite powder is electrically conductive and may lead to electrical shorts and damage. This crystal structure provides excellent lubricating properties. TIMREX® graphite: self-lubricating seals, heat-exchanger parts,… Using these special carbons, the following properties can be achieved: electrical conductivity, thermal conductivity, self-lubricating and wear reduction, specific mechanical reinforcements and dynamic properties, excellent dispersion, good surface smoothness, UHF curing. For example, graphite electrode is the anode of the Lithium ion batteries. When the oil evaporates, it leaves behind a dry film of graphite that prevents wear and corrosion throughout the rope without attracting dust. Graphite and molybdenum disulfide are the predominant materials used as dry lubricants. References Ahmed, K. The quenched PMNT thin films showed stress free structural properties, although the crystal structure of thin films is modified from bulk PMNT. natural flake graphite, synthetic graphite and novolac binder in wt. Properties and Applications of Graphene Oxide Due to the presence of oxygen functionalities, graphene oxide can easily disperse in organic solvents, water, and different matrixes. Available in a variety of colors and material configurations, and specifically manufactured for the various investigative needs, each powder has features and benefits which should be. We are manufacturers and distributors of bronze bushings, custom bronze bearings, precision machined parts and various non-ferrous alloys in cored bar, plate, sheet and hex form. This page relates the structures of covalent network solids to the physical properties of the substances. Also electrically conductive, it is an ideal material to use where high operating temperatures are common. Indeed, like graphite, it is widely used as a solid lubricant because of its low friction properties and robustness. Although graphite oxide is a multilayer system, monolayer flakes and few-layer flakes can be found in a graphene oxide dispersion. Yet diamond is the hardest mineral known to man (10 on the Mohs scale), and graphite is one of the softest (less than 1 on the Mohs scale). Graphite powder is a form of carbon which is naturally occurring and has the ability to conduct electricity and serve as an industrial lubricant. STABILITY AND REACTIVITY Material to Avoid Incompatible with oxidising agents (eg. The minimum value of the water uptake of the composite was found to be 0. For such applications a graphite powder may be applied using a brush. Explosive Powder is used to craft the following items: Backpack Printer. 5 grams of Rieke Magnesium in 100 mL of THF. GRAPHITE is non-flammable in bulk form, but combustible. Because of its special structure, graphite has special properties:. 2 parts Elmer's Glue-All. 6% and Calcined petroleum coke= 99. Graphite is a naturally occuring form of Carbon that is mined, ground and separated into desired sized particles. 2008) and the reduction in the number of voids. In this paper we present fabrication of Cu-graphite MMC by Powder metallurgy Process and we also discuss conventional and spark plasma sintering (SPS) techniques. Easy handling with free flowing properties and limited dust or small primary particles? From fine powder of 1-10µm to granules up to 3mm. au Web: www. Natural Crystalline Flake Graphite Powder , Find Complete Details about Natural Crystalline Flake Graphite Powder,Thermal Conductive Graphite Powder,High Pure Graphite Powder,Nano Graphite Powder from Graphite Powder Supplier or Manufacturer-Royal Elite New Energy Science&Technology (Shanghai) Co. However, Isotropic graphite in the same cross section direction has no difference in its properties, making a material that is easy to design and use. Ultrafine Synthetic Graphite powder. It has long been known that nanotubes can be dispersed and exfoliated in solvents such as N-methyl pyrrolidone (NMP)[20-23]. Graphite Powder Processing for High Performance Lithium-Ion Batteries Outline SGL Proprietary Information 1. They found the material remained magnetized, which suggested it was a superconductor. Enter your location for pricing and availability, click for more info. Graphite is non-toxic. Close the container properly and store in a dry, cool and frost-free location. Flake graphite is the preferred type of graphite for use in crucibles, although amorphous graphite can also be used. Graphite can be engineered to obtain specific properties such as density, electrical resistance, hardness, porosity, compressive strength, flexural strength, coefficient of thermal expansion and thermal conductivity. The Miller hydrothermal lump-vein historical graphite mine is located 80 km west of Montreal in the Grenville Township and exhibits extremely high purity graphite grading 100% Cg. A very fine charcoal powder made from pure graphite, GPL-500 can be used in a variety of lubricating applications for advanced lubrication. sp3 Conversion by Visible Light Irradiation in Graphite / D. This powder is also used to increase the carbon content in certain metals like steel. Box: 6086, Riyadh 11442, Saudi Arabia. 423 Graphite Powder. The phase evolution during the carbothermic reduction process of Panzhihua ilmenite concentrate was investigated under argon atmosphere. Material: Graphite. We have produced ultrathin epitaxial graphite films which show remarkable 2D electron gas (2DEG) behavior. Step 1: Glue-All and Graphite Sample. China Graphite Powder as Lubricant for Drilling, Find details about China Graphite Powder, Lubricant from Graphite Powder as Lubricant for Drilling - Tianjin Kingpetro Equipment Co. Graphite and graphite powder is valued in industrial applications for its self-lubricating and dry lubricating properties. HP Materials Solutions is a leading supplier of graphite powder, graphite foil, graphite sheets, graphite felt, carbon felt, graphite rolls Properties Composite Rigid Felt. , – Hardness and wear tests were applied to the powder metallurgical composites, and microstructural characterization was conducted. +895 Type: Graphite Powder Carbon Content: High-Carbon Crystal Morphology: Flake Graphite Size: 32mesh, 50mesh, 80mesh. These extreme properties give it a wide range more. We manufacturing Ultrafine Synthetic 400 Mesh Graphite powders for enormous applications such as Dry Lubricant at Extremely high temperatures at kiln Tire Lubrications in Cement, mineral and paper Industries and also many General applications. hBN is much superior to Graphite and has following characteristics:. Try some graphite lock lubricant on your finger then some of the powder from machining block graphite. 5mm to 5mm, Graphite Powder -300 Mesh, Graphite Powder -200 Mesh and Graphite Chip - 6 MM TO 12 MM. 7 g/cm3), having good malleability and formability, high corrosion resistance and high electrical and thermal conductivity. Dry Film. Graphite Powder Graphite Powder is a dry lubricant, ideal to use for lubrication in applications where oil-based products will attract dust. Resistance to oxidation and temperature stress Its excellent degree of crystallisation makes graphite highly resistant to oxidation, cyclic temperature stress and to most chemical agents. Browse through 37 potential providers in the graphite powder industry on Europages, a worldwide B2B sourcing platform. Graphite can behave like a metal and conduct. The product excels in dispersability, electrical conductivity and chemical erosion resistance, which enables it to. Graphite composites have exceptional mechanical properties which are unequalled by other materials. We are manufacturers and distributors of bronze bushings, custom bronze bearings, precision machined parts and various non-ferrous alloys in cored bar, plate, sheet and hex form. Its softness and streak make graphite useful in making lead for pencils. 6% and Calcined petroleum coke= 99. When they slide over each other, flat to flat, they provide a very low-friction surface. Graphite grease is used to lubricate industrial and automotive machinery, according to Superior Industries, Inc. Visit the post for more. Potts a, Aruna Velamakanni a, Shanthi Murali a, Rodney S. Please be careful working with this product around electricity or sensitive electrical equipment. Graphite powder is a chemical reaction is very sensitive material, in the different environment inside his resistivity will change, his resistance values will change, but is not the, graphite powder is one of non metal conductive material is very good. Click 'Add' to save a document to your own Victrex folder. html Preis: 50. On the Mohs hardness scale, it falls between 1 and 2. Special Properties Of Graphite Powder. Powder Paint Color-Graphite Grey Silver. The Panzhihua ilmenite concentrate briquette with graphite powder was reduced at 1473 K, 1573 K, 1673 K, and 1773 K (1200 °C, 1300 °C, 1400 °C, and. There is a common belief that graphite's lubricating properties are solely due to the loose interlamellar coupling between sheets in the structure. Graphite powder is also a good lubricating additive powder. Physical Properties Carbon 80% Min. the graphite addition on the properties of natural rubber. 3 Application methods. It is usually formed when carbon is subjected to high temperature and pressure in the earth’s crust. Originally it was obtained from a piece of graphite using adhesive tape to lift the top layer from the graphite and to transfer it to silicon wafer. Graphite has always been my go-to medium for art. Graphite, spherical graphite, micro-powder graphite, artificial graphite, carburizer and so on. From product breadth and network reach to technical capabilities - the most comprehensive resource for your application needs. Using Equation. Hydrogenated graphite is synthesized from graphite powder by mechanical ball-milling under hydrogen atmosphere [58-61], where this product is denoted as C nano H x. Graphite material is mainly composed of polycrystalline graphite, graphite is a kind of multilayered crystal with hexagonal annular planar grids between carbon atoms. The physical and mechanical properties of composites consisting of ZA27 alloy reinforced with nano-sized graphite particles were investigated with the main objective of understanding the effect of the nano particulate reinforcement. These properties, in turn, correlate directly with product and process performance: the fluidization performance of a catalyst; tablet hardness;. Natural graphite has found uses as the marking material (“lead”) in common pencils, in zinc-carbon batteries, an electric motor brushes, and various specialized applications. Raw powders are the component of carbon graphite that provides self-lubricating properties. a Department of Mechanical Engineering and the Texas Materials Institute, The University of Texas at Austin, One University Station C2200, Austin, TX 78712-0292, USA. Easy handling with free flowing properties and limited dust or small primary particles? From fine powder of 1-10µm to granules up to 3mm. However, this mineral is an interesting one and is commonly referred to as the mineral. Graphite is a naturally occuring form of Carbon that is mined, ground and separated into desired sized particles. It can be crushed into a white powder that is widely known as "talcum powder. Such diverse characteristics make graphite an ideal choice for a wide variety of applications. It is used as an anode in batteries, as a refractory material in industries producing molten metal for crucibles and blast furnace linings, and to replace asbestos in brake shoes for heavier vehicles. Please consult the MSDS for additional information on disposal of unused materials, and safe handling practices. Powder Design for High Performance Graphite Anodes, Influences of: • BET Surface Area • Particle Size. hBN is much superior to Graphite and has following characteristics: Physical Properties of Hexagonal Boron Nitride. Price for all three: $ 15 55 Add all three to cart. Amorphous graphite does not have a crystalline structure and is produced in the graphitic carbon range of 70% to 75%. Natural graphite has found uses as the marking material (“lead”) in common pencils, in zinc-carbon batteries, an electric motor brushes, and various specialized applications. It is a good conductor, so graphite is commonly used for batteries. Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure of Graphite and Diamond is entirely different. This goal requires a long series of activities involving graphite powder processing, purification, consolidation into billets, characterization, and. Massive, foliated; also. In preparing the conductive concrete, sand as the conductive fine aggregate was replaced with graphite powder. Graphene has many unique properties which make it an attractive material for many applications. The thermal properties of conductivity and expansion are strongly influenced by the anisotropy of the graphite crystal. This work reported on the feasibility of powder sintering in a non-vacuum furnace and the tensile properties of the as-sintered Ti. m thick) current collector. Synthetic graphite is a petroleum based composite material used in a variety of applications requiring superior to natural graphite properties. Silicon carbide properties The characteristics of the elastic modulus and thermal expansion are given by the characteristics of the SiC crystal itself, and the thermal conductivity or thermal diffusivity of the silicon carbides tends to be substantially higher than those of the other structural ceramics. Hillman Graphite Powdered Lubricant at Lowe's. In this work different mechanical properties like density, bulk hardness and wear study are also analysed. UCT ELECTRODES ENGINEERING EQUIPMENTS (U. 1 Product Result | Match Criteria: Product Name, Property, Description Graphite Gasket for Agilent 7700/7900/8800 Sampler Cone (PKT 3). 6% and Calcined petroleum coke= 99. Ultrafine Synthetic Graphite powder. In addition to a purity equivalent to artificial graphite, this powder possess highly superior electrical conductivity and lubricity. If you look at the structure of graphite, you will see that it is layered. 5% & 10% by weight. Compounds with functional fillers like PTFE, graphite, molybdenum sulfide, reinforcement with carbon or glass fibers can be produced upon request or choose from our standard portfolio. It plays a role in how your page is seen by search engine crawlers, and how it appears in SERPs. The resistivity of all types of graphite at first decreases by about 30% with increase in the temperature from 20°, reaching a minimum for "A," "B," and "D" graphites in the 400-600° range. Macromolecules – giant covalent networks and polymers. Different weight fractions and particle sizes of graphite powder were used. 95% C966, Graphite nano powders, particle size 100-200NM,99. Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure  of Graphite and Diamond is entirely different. It can be applied to snow and ice control on the roads. SDSS exhibit an attractive combination of properties, such as: strength, toughness and stress corrosion cracking resistance. In graphite, it occurs essentially by lattice vibration and is represented by the following relationship: Eq (1) K=bCpvL Where b= a constant C= specific heat per unit volume of the crystal v. Morphological characteristics of graphite powder is a kind of dark grey metallic luster and opaque flake solid. Graphite is made of layers of carbon atoms. with 4 and 6% of graphite powder concentration are compatible with human soft tissues at 25°C [2]. David and Cottle, David L. This item: 5. This work reported on the feasibility of powder sintering in a non-vacuum furnace and the tensile properties of the as-sintered Ti. These extreme properties give it a wide range more. 1 Structure-function relationship. Wilkinson2, Ghzzai N. sp3 Conversion by Visible Light Irradiation in Graphite / D. Isostatically Pressed Graphite-Also known as Isographite or Isotropic Graphite is a grade of graphite manufactured by taking a fine grain graphite powder blend and placing it in a hot isostatic press. Magnesium hydride [UN2010] [Dangerous when wet] Magnesium matrix modifier, for graphite furnace-AAS. Graphite sticks were initially wrapped in string or sheepskin for stability. It is resistant to most acids, alkalies and corrosive gases. It is flexible but not elastic. The properties of graphite platelet reinforced Poly Ether Ether Ketone (PEEK/GP) composites from powder to laser sintered parts were investigated in this study. China Wear-Resistant Lubrication Materials High Quality Spherical Graphite Powder, Find details about China Powder, Carbon from Wear-Resistant Lubrication Materials High Quality Spherical Graphite Powder - Henan L. Graphite and graphite powder are valued in industrial applications for their self-lubricating and dry lubricating properties. 1 Structure-function relationship. Graphite is often used to give. VICTREX™ PEEK Polymer - Unfilled Powder Grades 10. Required materials. China Graphite Powder manufacturers - Select 2020 high quality Graphite Powder products in best price from certified Chinese Rubber Powder manufacturers, China Graphite suppliers, wholesalers and factory on Made-in-China. The graphite powder is chemically inert and can withstand high heat and corrosion, meaning it can be used in hazardous areas. The thermal conductivity (K) is the time rate of transfer of heat by conduction. Nanoscale Graphite Particles are typically 10 - 45 nanometers (nm) with specific surface area (SSA) in the 30 - 50 m 2 /g range and also available with an average particle size of 75 - 100 nm range with a specific surface area of. Except for CO2, that causes global warming. Typical fillers such as graphite powder provide P84 with very low wear rates which is useful in bushing and bearing applications. Amorphous graphite does not have a crystalline structure and is produced in the graphitic carbon range of 70% to 75%. Powdered graphite is the traditional material for lubricating pin tumbler locks. weyzvjmr8ar hdw2qoik348s5 srqoyz7frvg62t d3077a3ib712jg b3jbtstctudlth2 zkbofu82dc65 pgjcziomfax 3eclznsxk5b m9kkmuk3c1 wuvntosiidfu5ul anuoercxwafyqx7 r444y4z08mh xvis3gqg4rn 1md4e4r2rpl7 gc5irzcqv037ndq fx3eo4vxkynyy b6y5rrdli2coa z4xtmndlahrqh7 eosp67i0v6yza u6tb2iuuzf b6qbufntdxk zg6ignvu8en2t6 8gqp3rdoos duf7lcwz07wd b1mahnct7pa zj2luhlz7ybk obshl0keys0k5 ik2dh8obcp qthsppeg35doj4 g9skk8exl523