Ceramic grade wollastonite powder with plant price

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Brief description of Our Products Wollastonite：

　　The formula of Wollastonite is CaSiO3. The ideal chemical specifications are as followed:

　　SiO2 51.75%

CaO 48.25%

Fe2O3(%) 0.2

Al2O3(%) 0.25

MgO(%) 1.5

Loss on Ignition % 2.5%---3%

　　Heated-Swelling

　　Coefficient:6.5×10-6℃-1

　　Moh’s Hardness 4.5-5.0

　　Density 2.8

　　melting Point 1540℃

　　Refraction Index 1.62

The actual chemical specifications are as followed:

　　SiO2 　　41-53%

　　CaO 　　 38-48%

　　Fe2O3 　 1.0%max

　　MgO 　　 2.0%max

　　Al2O3　 1%max

S,P 　　 0.1%maz We use the micronized jet mills imported from abroad to produce all kinds of minerals powder from 600 mesh to 2500 mesh.. The retention of these products is 8%min. Our Products have earned good reputation both inside and outside. The micronized products are mainly used in high-class panints industry, paper-making industry, engineering plastics industry, glaze, etc. to replace talc, ZnO to reduce the cost.

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