Manufacture Price 200-325 Mesh Wollastonite Powder for Rubber/Plastic

• Application: Paper Industry, Paint, Plastic & Rubber, Ceramic, Cement
• Hardness: 4.5-5.0
• Sio2 Content (%): 48%-53%
• Fe2o3 Content (%): 0.2-0.3%
• Al2O3 Content (%): 0.15-0.30%
• MGO Content (%): 0.5-1.2%
• Model NO.: HB-W
• Cao Content (%): 43-56%
• Whiteness: 85-93%
• Molecular Formula: Casio3
• CAS No: 13983-17-0
• Moisture: 0.05
• Transport Package: PP Bag, 1mt/Bag, 25kg/Bag or as Customer′s Request
• Specification: 325mesh
• Trademark: HB
• Origin: Hebei, China
• Production Capacity: 50000ton/Year

Product Description

 

Product Description

Wollastonite belongs to a kind of chain like silicate and a fibrous and needle like shape. As the crystal structure of its special crystal determines its properties of non-toxic, acid &akai resistant, low hygroscopicity &oil absorption, fine insulation, high whiteness, great thermal & dimensional stability, xcellent mechanical &electrical performance. Wollastonite is widely used in ceramics, chemical industry, metallurgy, paper making, plastics, coatings and other fields.
 

Item		Value
Particle Size(mesh)		80-3000
Aspect Ratio(LD)		3:1-25:1
Oil Absorption(g/100g)		20-55
Whiteness(%)		75-92
Refractive Index(%)		1.63
Density (g/cm3)		2.95
Coefficient of Expansion( mm/mnºC)		6.5x106
Melting Point(ºC)		1450

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