Wollastonite powder

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Wollastonite powder processing surface chemical treatment products manufacturers and suppliers, Wollastonite powder & after finishing high aspect ratio (10:1-20:1), high white, the characteristics of high activity. Has been widely used in plastics, rubber, paints, ceramics, friction materials, insulation materials, construction materials other industries.
Acicular wollastonite powder Products List:

Item	SiO2	CaO	Fe2O3	white (%)	aspect ratio (%)	Loss on Ignition Loss
80-1250mesh	50-51	45-46	≤ 0.2	93	10:1 to 20:1	≤ 2.00

Wollastonite-ceramic products (200-325 mesh) main physical and chemical indicators (%):

Item	SiO2	CaO	Fe2O3	Al2O3	MgO	S	P	Loss
A	≥ 49	≥ 46	≤ 0.3	≤ 0.8	≤ 0.8	≤ 0.01	≤ 0.01	≤ 1.5
B	≥ 50	≥ 43	≤ 0.35	≤ 0.8	≤ 0.8	≤ 0.01	≤ 0.01	≤ 3
C	≥ 51	≥ 40	≤ 0.35	≤ 0.8	≤ 0.8	≤ 0.01	≤ 0.01	≤ 5

Wollastonite-metallurgy casting powder:

Item	SiO2	CaO	Fe2O3	Al2O3	MgO	S	P	Loss	Whiteness
80-325mesh	≥ 50	≥ 45	≤ 0.2	≤ 0.8	≤ 0.8	≤ 0.001	≤ 0.001	≤ 1.8	93

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