苏州兴业新材料股份有限公司

Characteristics

High refractoriness, low coefficient of thermal expansion, don’t react with metallic oxide, avoid the casting veining, sand inclusion, sand burning and other casting defectives effectively.

Adding moderate South African Chromite Sand to the casting sand could make the facing sand for  steel casting and iron casting. 

Puting moderate South African Chromite Sand to the mixture can prevent the casting defectives like thermal expansion effectively.