Raw materials is sorted by hand, cleaned, dried, and sterilized with ultra-violet light.
Finished products are benign, odorless, extremely soft and has excellent dispersibility.
2. Physical Properties And Main Applications:
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.
aint Grade Chemical And Physical Properties:
Chemical composition |
Data |
Whiteness ≥ |
91% |
Specific Gravity |
2.7g/ml |
Oil Obsorption |
25 |
Size(Fineness) |
325mesh |
PH |
9-10 |
Moisture ≤ |
0.50% |
L.O.I. (800oC)≤ |
6%-22% |
Abrasion Degree |
80-100 |
Sio2≥ |
30% |
35% |
50% |
55% |
60% |
Mgo≥ |
30% |
30% |
30% |
30% |
30% |
Cao≤ |
0.5% |
0.5% |
0.5% |
0.5% |
0.5% |
Fe2o3≤ |
0.5% |
0.5% |
0.3% |
0.3% |
0.3% |
Al2o3≤ |
0.3% |
0.3% |
0.3% |
0.3% |
0.3% |
Whiteness≥ |
95.86% |
93% |
90% |
91% |
90% |
L.O.I≤ |
6.5% |
6.5% |
7.0% |
6.5% |
6.5% |
PH |
7-9 |
7-9 |
7-9 |
7-9 |
7-9 |
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Asbestos |
free |
free |
free |
free |
free |
Moisture |
0.3-0.5% |
0.3-0.5% |
0.3-0.5% |
0.3-0.5% |
0.3-0.5% |
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Main Application
Food industry
Cosmetics(Face, baby powder,
body powder)
Plastic industry, Rubber, Paintings, coatings, ceramics, pharmaceutical, paper-making and etc. |