Specifications
1.Molecular Formula: H2Mg3O12Si4
2.Size: 200-5000mesh
3.Appearance:white powder
4.Whiteness:78% to 92%
5.25kg packing
Composition cotent:
|
Chemical composition
|
Data
|
|
Whiteness ≥
|
78-92%
|
|
Dust, mm2/g≤
|
0.4-1
|
|
CaCO3 ≤
|
1%-4%
|
|
Acid-soluble iron
|
0.2-0.5
|
|
PH
|
7-9.5
|
|
Moisture ≤
|
0.50%
|
|
L.O.I. (800oC)≤
|
6%-22%
|
|
Abrasion Degree
|
80-100
|
|
SiO2
|
35-62%
|
|
MgO
|
25-32%
|
|
Fe2O3
|
≤0.1%
|
|
CaO
|
≤0.5%
|
|
Al2O3
|
≤0.2%
|
|
Density (g/cm3)
|
2.6-2.8
|
|
Oil absorption capacity
|
20.0-50.0
|
|
Pass rate(45μm) ≥
|
98%
|