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  • Silicon Carbide

    silicon carbide image

    Introduction

    Silicon carbide is also named emery, fire-resistant sand and carborundum.
    It is a hexagonal crystal with color of yellow to green and blue to black. The density is 3.2~3.25g/cm3. It is widely used to produce fire-resistant material, ceramic, abrasive material, etc.

    Basic Information

    silicon carbide basic information table

    History

    The history of silicon carbide can be sourced to 1905. More…

    Category

    Pure silicon carbide, black silicon carbide, green silicon carbide and cubic silicon carbide

    Pure silicon carbide is a kind of colorless and transparent crystal. More…

    Black silicon carbide is manufactured with quartz, petroleum coke and sawdust. More…

    Green silicon carbide is produced with quartz, petroleum coke, sawdust and salt. More…

    Cubic silicon carbide is β silicon carbide, which is yellow green crystal for producing bearing. More…

    Physical Property

    Density 3.2g/cm3, molecular weight 40.1, high hardness

    Chemical Property

    Stable chemical property, high thermal conductivity, low thermal expansion and good abrasive resistance.

    Production Process

    The production processes are combining quartz and coke, adding salt and sawdust, putting in silicon carbide electric furnace, heating to 2000°C and the SiC powder can be made after the chemical processes in the furnace.

    China Location of Silicon Carbide

    Baekdu Mountain, Henan, Lingshou in Hebei, Qinghai, Gansu, Ningxia, Xinjiang, Sichuan, Haerbin, Hunan, Guizhou, Danjiang in Hubei

    Application

    Abrasive materials. Silicon carbide powder can be used to make grinding wheel and sandpaper. More…

    Chemical industry. Silicon tetrachloride made from silicon carbide, is used as deoxidizer in steel making industry. More…

    Corrosion, high temperature and abrasive resistance. More…

    Nonferrous metals industry. SiC can be made to protection tube of thermalcouple, melting furnace lining, etc. More…

    Metallurgical beneficiation. With the property of abrasive resistance, SiC can be made to wear-resistant tube in metallurgy. More…

    Steel-making industry. SiC crucible is used in high temperature furnace in steelmaking industry. More…

    Building Ceramics. With the properties of high thermal conductivity and strength, it is widely used in ceramic sintering. More…

    Jewellery. Synthetic SiC can used as material to make jewellery, such as rings. More…

    Seals. The material can be used to manufacture seal rings, etc. More…

    Price and Market

    More details regarding price and market of silicon carbide, please visit Chinatungsten Price Website.

    Material Safety Data Sheet (MSDS)

    Material Safety Data Sheet (MSDS) of silicon carbide can be downloaded.

    3TG Conflict Minerals Free Statement

    Conflict Minerals Policy Statement

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