Building and Friction Used Wollastonite

Model:	WFA Series
Brand:	FJS
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products
Label:	calcium metasilicate , CaSiO3 Wollastonite , wollastonite
Price:	US $250 / MT
Min. Order:	20 MT

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Product Description

Wollastonite is featured with good heat resistance, hard wearing and corrosion resistance, and strengthening and reinforcing functions. Being innocuous, flavorless, and non-radioactive, wollastonite is environmental type functional material that is extensively applied in the fields of plastics, rubber, paint, friction materials, building materials and metallurgy protection.

Quality standard is as following:

	WFA60	WFA70	WFA80	WFA90
1. Sendimentation	≥56ml	≥66ml	≥76ml	≥86ml
2. L.O.I.	≤6%	≤5%	≤4.5%	≤4%
3. Bulk Density	≤0.5g/ml	≤0.5g/ml	≤0.45g/ml	≤0.4g/ml
4. Aspect Ratio	18:1	21:1	23:1	25:1
5. H2O	≤0.5%	≤0.5%	≤0.5%	≤0.5%
6. Whiteness	≥70	≥70	≥80	≥80
7. SiO2	48%-52%	48%-52%	48%-52%	48%-52%
8. CaO	44%-48%	44%-48%	44%-48%	44%-48%
9. Fe2O3	≤1.5%	≤1.5%	≤1.0%	≤0.5%
10. Al2O3	≤0.5%	≤0.5%	≤0.5%	≤0.5%
11. MnO	≤0.5%	≤0.5%	≤0.5%	≤0.5%
12. MgO	≤0.3%	≤0.3%	≤0.3%	≤0.3%
13. K2O	≤0.05%	≤0.05%	≤0.05%	≤0.05%
14. TiO2	≤0.05%	≤0.05%	≤0.05%	≤0.05%
15.100 U.S. Mesh Screen	≥99%	≥99%	≥99%	≥99%
16. Particle size distribution(D50)	18-40	20-35	20-35	20-35