Specifications
1.SiO2:50%-61%2.Size: 325,400,800,1250 mesh
3.Delivery time about 15-20 days
4.USD 250-440/MT
5.Whiteness: 90%
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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. Chemical Properties:
Food Grade | |
Item | Test Result |
Property | Typical Value |
Whiteness | 90%-95% |
Fineness | 325-1250mesh |
Moisture Content | 0.35% |
Specific gracity | 2.7 |
Loose Bulk Density | 0.36 |
Trapped Density | 0.64 |
Oil absorption | 37 |
Loss on Ignition | 11% |
PH | 7~9 |
SiO2 | 50%-60% |
MgO | 30% |
Al2O3 | 0.60% |
Fe2O3 | 0.50% |
CaO | 0.50% |
Asbestiform Bi-mineral | Nil |
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2.Physical Properties And Main Applications:
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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.
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Main Applications |
Food industry |
Cosmetics(Face, baby powder, body powder) |
Plastic industry |
Rubber |
Paintings |
coatings |
Ceramic |
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% | 94% |
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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4. Specifications:
325mesh, 400mesh, 800mesh, 1250mesh, 2000mesh, 2500mesh, 5000mesh. 325-800mesh, 800-1250mesh, 1250-2000mesh, 2500-5000mesh.
Factory:
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Machine:
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25kg Kraft Packing
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Chemical Test Office:
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ISO?Certificate:
?Alibaba Certificate:
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My tel: 0086 13722996216