SINO UNION

Wollastonite

Specifications

1)SiO²:50%(Min.)

2)CaO:46%(Min.)

3)Fe²O³:0.3%(Max.)

4)Al²O³:0.45%(Max.)

5)MgO:0.60%(Max.)

6)MnO: 0.02(Max.)

7)TiO²: 0.02(Max.)

8)LOI:3.0%(Max.)

Packing:25-50kg/bag.1000kg/bulk bag or according to client′s requests.

Product Specification

Series Products of Wollastonite Powder

1,Glaze Grade 200-400 mesh Wollastonite powder

SiO2	CaO	Fe2O3	L.O.I.	CO2
≥49%	≥45%	≤0.5%	≤1.8%	≤1.5%

2,Ceramic Grade 200-325mesh Wollastonite powder

SiO2	CaO	Fe2O3	L.O.I.
≥49%	≥44%	≤0.5%	≤1.5%

3,Filler Grade 325-2500mesh Wollastonite powder

SiO2	CaO	Fe2O3	L.O.I.
≥49%	≥43%	≤0.5%	≤1.5%

4,Metallurgical Grade 200 mesh Wollastonite powder

SiO2	CaO	Fe2O3	L.O.I.	MgO	Mo2O3	CO2
≥49%	≥44%	≤0.5%	≤1.5%	≤1%	≤1%	≤1%

5,Welding Grade Wollastonite powder

SiO2	CaO	Fe2O3	L.O.I. (1050℃)	MgO	P	S
≥49%	≥46%	≤0.3%	≤1.2%	≤1%	≤0.01%	≤0.01%

Series Products of Aclcular Wollastonite Powder