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Natural Flake Graphite

High-Purity Flake Graphite

WOLLASTONITE

Specifications
1) SiO₂: 50% (Min.)
2) CaO: 46% (Min.)
3) Fe₂O₃: 0.3% (Max.)
4) _{Al₂O₃: 0.46% (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 clients' 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--325 mesh wollastonite powder}

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

3．_{Filler Grade 325mesh--2500 mesh 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%	≥45%	≤0.08%	≤1.5%	≤1%	≤1%	≤1.4%

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%

Mesh：60/100/200/325/1250/3000, 95-98% Passing, Whiteness：90-92%

_{Series Products of Acicular Wollastonite
Powder 　　
　

G—Series

　

H-Series

　

G-60F

G-100F

G-200F

G-300F

H-600F

H-800F

H-1250F

H-1800F

chemical Analysis
SiO₂

　

≧48-52

≧48-52

　

CaO

≧44-48

　

≧44-48

　

Fe₂O₃

≦0.2-0.5

　

≦0.2-0.5

　

LOI

≦1-3

　

≦1-3

Sendimctation

　
≈60

≈80
≈80
≈80

　
≧80

≧110

≧130

≧150

Bulk Density

≦0.5

≦0.3

Average grain diameter

　

9-13
6-9
4-6
2-4}