Specifications
1.Purity:More than 99%2.Size: 325mesh
3.Water Painting grade
4.Whiteness:93%
5.25kg bags
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Our talc powder?is extracted from our mines, wich?contains no asbestos or other harmful contaminants.
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.
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1.Talc Composition Cotent Range:?
Baby?Powder?Grade | |
Item | Test Result |
Property | Typical Value |
Whiteness | 90%,91% |
Fineness | 325mesh |
Moisture Content | 0.3-0.5% |
Specific gracity | 2.7 |
Loose Bulk Density | 0.32-0.4 |
Trapped Density | 0.6-0.68 |
Oil absorption | 25-35 |
Loss on Ignition | 11-27% |
PH | 7~9 |
SiO2 | 55% and 60% |
MgO | 30-31% |
Al2O3 | 0.50% |
Fe2O3 | 0.3-0.5% |
CaO | 0.50% |
Asbestiform Bi-mineral | Nil |
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2.Talc Properties:?
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.
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3.Chemnical properites of all series quality:
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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Talc Mine:
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Factory:
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Machine:
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25kg Kraft Packing:
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Alibaba Certificate:
My Mobile: 86 13722996216