Specifications
1.Molecular Formula: H2Mg3O12Si42.Size: 325-5000mesh
3.Delivery time 15-20days
4.Whiteness:78% to 92%
5.20/25kg packing
Best Talc area source: Haicheng City
Grades: Food, cosmetic, ceramic, paint, coating, rubber, paper etc.
Composition cotent:
Chemical composition | Data |
Whiteness ≥ | 78-94% |
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% |
Talc powder has properties of lubricity, viscous resistance, flowing boosting, fire resistance, acidoresistance, insulativity, high melting point, inactive der chemismus, good covering power, soft, good shining, good adsorptivity. It can be used in industries of food, rubber, painting, ceramics, cosmetic, pharmaceutical, paper-making, etc.
My tel: 86 13722996216