Why does chromium carbide have hardness
What is chromium carbide?
Chromium carbide ( Cr3C2) is gray powder with metallic luster; Orthorhombic system; The density is 6.68 g/cm3; The melting point is 1890 ℃ and also the boiling point is 3800 ℃. It has good wear resistance, corrosion resistance and oxidation resistance at heat (1000 ~ 1100 ℃). Belonging to a cermet.
The applications of chromium carbide
Especially chromium carbide has lots of outstanding buildings, such as strong chemical security, high firmness at room temperature level as well as thermal solidity, excellent resistance to acid and alkali rust, great wear resistance, high melting point, and great wettability with metals such as and also. In the steel carbide, the oxidation resistance of zui is high, as well as the oxidation temperature level is as high as. When chromium is made use of as a prevention, the grain growth of cemented carbide can be effectively controlled. Moreover, chromium carbide is not just an additive of eruptive bonding material with good wear resistance and also a premium cermet basic material. It can also be utilized as splashing powder. For instance, spraying powder has excellent deterioration, oxidation, as well as put on resistance at high temperature levels. Due to the fact that of its superb attributes, chromium carbide has actually been commonly used in the metallurgical industry, digital sector, high-temperature immune layer, aerospace, and also various other fields.
Chromium carbide has high firmness, high melting factor, high elastic modulus, chemical deterioration resistance, and also wear resistance as well as has actually come to be one of the widely utilized steel carbides. In cutting devices, chromium carbide powder usually plays an essential duty as a surface coating. In Fe-Cr-C alloy, chromium carbide is a critical rainfall stage, giving the product excellent wear resistance. Chromium is an important wear-resistant stage, while hardness, as a significant mechanical criterion in the design of wear-resistant products, has yet to get a fairly precise outcome.
Chemical properties of chromium carbide
Chromium carbide (CnC) has a reduced hardness of 1710 as well as a thickness of 6.68 g. m), a thermal expansion coefficient of 10.3 x 10 ~ K (20-100) and also a thermal conductivity of 19.1 W.m-+. K-1. Its major features are that the carbide has a high room temperature, thermal firmness, as well as great wettability with metals such as CoNi. It is utilized in steel mold and mildew compounds.
Just how is chromium carbide made?
Producing chromium carbide by a mix of aluminothermic reduction and vacuum furnacing at temperature levels of 1500°& deg; C as well as above. A blend of chromium metal, chromium oxide and also carbon is prepared and then loaded into a vacuum cleaner heating system. The pressure in the heating system is lowered and the temperature level boosted to 1500°& deg; C. The carbon responds with the chromium oxide to create chromium metal and carbon monoxide gas, which is drawn off right into the air pump. The chromium metal then integrates with the continuing to be carbon to develop the chromium carbide
The cost of chromium carbide.
The market price of Chromium carbide is impacted by various elements. Currently, its market price remains in the process of vibrant change. If you need it, please contact us at any moment.
Chromium carbide vendor
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