Specifications
1.SiO2 Content:61%2.Size: 325mesh
3.Food and medical grade
4.Whiteness:90%
5.25kg kraft packing
Pharmaceutical grade talc powder:
SIO2: 61%
Whiteness:90%
Fineness:325mesh
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1.Chemical and physical properties:
Chemical composition | Data |
Whiteness?≥ | 90% |
Dust,?mm2/g≤ | 0.4-1 |
CaCO3??≤ | 1%-4% |
Acid-soluble?iron | 0.2-0.5 |
PH | 7-9 |
Moisture?≤ | 0.30% |
L.O.I.?(800oC)≤ | 6%-22% |
Abrasion?Degree | 80-100 |
SiO2 | 60% |
MgO | 31% |
Fe2O3 | 0.3% |
CaO | 0.5% |
Al2O3 | ≤0.2% |
Density (g/cm3) | 2.6-2.8 |
Oil?absorption?capacity? | 35% |
Pass?rate(45μm)??≥ | 98% |
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2. Properites:
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.This grade talc powder can be used in pharmaceutical and food?industries.
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Alibaba Certificate:
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Mobile: 86 13722996216