在線(xiàn)聊天
Specifications
1.Price:USD180-800/MT2.Size:325-5000mesh
3.SGS and ISO certificate
4.Whiteness:80% to 100%
5.20/25kg packings
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.
?
1. Composition cotent:
| Chemical composition | Data |
| Whiteness?≥ | 80-100% |
| Dust,?mm2/g≤ | 0.4-1 |
| CaCO3??≤ | 1%-4% |
| Size(Fineness) | 325-5000mesh |
| PH | 7-9.5 |
| Moisture?≤ | 0.50% |
| L.O.I.?(800oC)≤ | 6%-22% |
| Abrasion?Degree | 80-100 |
| SiO2 | 35-62% |
| MgO | 25-32% |
| Fe2O3 | ≤0.1% |
| CaO | ≤0.5% |
| Al2O3 | ≤0.2% |
| Density (g/cm3) | 2.6-2.8 |
| Oil?absorption?capacity? | 20.0-50.0 |
| Pass?rate(45μm)??≥ | 98% |
?
2.Physical Properties And Main Use:
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, plastic,?pharmaceutical, paper-making, etc.
?
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% |
?
?
?
?
?
Alibaba Certificate:
?
My mobile: 86 13722996216
