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Grade A South African "stone" drifts across the sea "and comes from SiO2 0.68 chromite

Price: Electric discussion

Minimum order quantity: 1000 kg
Location: Huangshi, Hubei
Price: electricity
Total supply: 888888888 kg
Delivery period: 3 days
Release time: February 9, 2023 17:33:42

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 Feng Wenlin: 86-0714-8893141 (Please tell me when you contact me“ Building materials network See the information, there will be a discount! Thank you!)

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Detailed description

purpose

In metallurgy Glass 、 cement Magnesium chrome brick and chrome magnesia brick are used in industry. As the use of chromium containing products in cement rotary kilns will produce hexavalent chromium compounds, for environmental protection reasons, magnesium aluminum spinel products or dolomite Product substitution. In addition, it is used for refining metal chromium, producing ferrochromium alloy, stainless steel, manufacturing dichromate, etc.
Chrome ore is an indispensable mineral resource for the development of metallurgy, national defense, chemical industry and other industries. It is mainly used in the metallurgical industry to produce stainless steel and various alloy steels and alloys ceramics ,, and refractory materials are also widely used. include:
casting Grade: used for large steel castings, casting molding sand, ladle drainage sand chromite
Metallurgical grade: used to produce high carbon ferrochrome and low carbon ferrochrome
Fire resistance grade/chemical grade: used to produce magnesia chrome sand, magnesia chrome brick and other refractory materials

Color Brown

Cr2O3 30-45%

Melting point 1890 ℃

Density 4.5-5.0g/cm3

Mohs hardness 5.5

Boiling point 2484 ℃

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