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Specifications
1.SiO2 Content:61%2.Size: 325-5000mesh
3.Food and medical grade
4.Whiteness:90%
5.12-25kg packing
Pharmaceutical grade talc powder:
SIO2: 61%
Whiteness:90%
Fineness:325mesh
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1.Composition cotent:
| 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% |
Our talcum powder?is extracted from our own?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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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.
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| Main Application |
| 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% | 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 |
| ? | ? | ? | ? | ? | ? |
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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Chemical Test Office:
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Alibaba Certificate:
Mobile: 86 13722996216
