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    2022-11-23

    What are the ways to improve the service life of graphite molds?

    Graphite molds should be produced and processed by cutting methods to improve the smoothness of the graphite mold surface and reduce the degree of adhesion between the molten metal and high-purity graphite. The composition of the carcass powder is one of the factors that cause the metal plastic film to stick to the high-purity graphite. Because iron is a strong carburizing agent, if the carcass is iron-based, there will be obvious reaction and melting between the carcass and the abrasive tool, causing the carcass melt to stick to the high-purity graphite and destroying the graphite mold. It is suggested that when calcining the iron-based carcass, a strong release agent should be brushed on the surface of the blade and the abrasive tool to reduce the adhesion of the abrasive tool during mold unloading, reduce the degree of damage, and increase the service life of the abrasive tool.2. The fracturing damage of the grinding tool is also related to the resistance of the graphite materia
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    2023-04-14

    Application of graphite

    1. Sealing materials: Mix the raw material high -carbon graphite with concentrated sulfuric acid and concentrated nitric acid for acidification, and then suppress the molding after heat treatment. The prepared flexible graphite is a new type of high -performance sealing material. Compared with traditional sealing materials such as asbestos rubber, it has good performance of compression, reflection, elasticity, self -adhesion, low density, etc., and can be used for a long time under high temperature and high corruption. The graphite board and sealing elements made are widely used in industries such as Aerospace, Machinery, Electronics, Nuclear Energy, Petrochemical, Power, Ship, Small, and other industries. The excellent characteristics of lubrication, plasticity and chemical stability are known as the "king of sealing" in the world.2. The field of environmental protection: The expansion graphite obtained by high temperature puffing has a rich hole structure, so it has excellent adsorp

    2023-04-13

    Spherical graphite

    The spherical graphite is based on high -quality high -carbon natural scales graphite as the raw material. It uses advanced processing technology to modify the surface of graphite. The production is different, like an oval spherical graphite product.Ballog graphite material has good conductivity, high crystallization, low cost, high theoretical embedded lithium capacity, low charging potential and flat, and is an important part of the lithium -ion battery negative material. Replacement products have excellent conductivity and chemical stability, high charging capacity, long cycle life, and green environmental protection.The spherical graphite processing process is first to form initial products spherical graphite through rough, repair, magnetic selection and other processes in the spherical graphite workshop, and then enter the purified workshop and enter the high temperature and purify it into high purifiers.There are two main indicators to measure the quality of spherical graphite,

    2023-04-13

    Scales graphite price tends to be stable

    At the beginning of the month, the price of scales in Shandong was stable as a whole. At present, the mainstream price of -195 mainstream prices are 6300-6500 yuan/ton, which is the same as last month. Entering winter, most of the scale graphite companies in the Northeast are suspended for production holidays. Although a few companies are in production, the output is reduced and the inventory reserves are not much.The scale of the scale graphite market has been poor some time ago and the demand for material resistance has declined, which led to a decline in the price of scales, and corporate quotations were chaotic. As the Spring Festival holiday approaches, due to the suspension of production in the Northeast region, graphite supply has declined, and downstream enterprises have been basically completed. The supply demand for scales graphite market is plain, and the offer is relatively stable.In 2021, the export situation of scales was relatively sluggish. According to customs statist

    2023-04-13

    High pure graphite characteristics and application

    High pure graphic refers to the carbon content of graphite greater than 99.99 %, and high pure graphite has the advantages of high strength, high density, high purity, good shock resistance, high temperature resistance, anti -oxidation, small resistance coefficient, corrosion resistance, and precision processing. It is an ideal inorganic non -metal material. It is used to process and make electric heating elements, electro -spark processing graphite, sintering molds, electronic tube anode, etc., which are widely used in the metallurgical industry's high -grade refractory materials and coatings Light industry's pencil core, carbon brush of electrical industry, electrode of the battery industry, and catalyst additives of the fertilizer industry, etc., high pure graphite can be produced, and can also produce graphite, graphite sealing materials and composite materials, graphite products, graphite reduction reduction reduction High -tech products such as additives have become an important

    2023-04-12

    The problem that graphite boat should pay attention to when maintenance is maintained

    1. Prevention of strong corrosion of flame direct -injection engine graphite products side and bottom 砣;2. Use the entire process to turn the graphite boat once a week to improve the use period of graphite products;3. A proper interval should be kept in the middle of the graphite boat and the furnace wall, and graphite products should be put in the middle of the furnace;4. Pull out the coal ash and sticky conditions in the form of the form should be gently patted to prevent damaging graphite products;5. In the transportation conditions, it is necessary to hold it lightly, and it is strictly forbidden to fall;6. Strictly prevent the wet and cold, try to put it as much as possible or on the wooden shelf in the storage condition;7. The model specifications are the capacity of copper;8. Before using the dryer equipment or beside the furnace, it must be baked, and the temperature gradually rises to 500 ° C;9. The use of moderate combustion and additives will reduce the period of use.

    2023-04-12

    Graphite mold accessories are getting higher and higher

    Graphite mold accessories may become higher and higher for high precision regulations. Ten years ago, the precision of precision machinery manufacturing was generally 5 microns. Now it has achieved 2 ~ 3 μm, and the precision of 1 micron precision will be released. This specifies ultra -deep processing. Mobei Industry Chain will be replaced with increasingly importing. This is also caused by the increasingly imported alternative and high productivity regulations of Moden. The multi -purpose compound shell of the machinery processing industry will further develop. In addition to the forming parts of the stamping mold, the new multi -purpose composite mold shellfish also shoulders the daily tasks such as stacking, attacking, riveting and card tightness, and the characteristics of stainless steel plates are also higher and higher.Graphite molds are complete and diverse. Because of its excellent comprehensive ability, you can see it everywhere.

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