Molecular Formula：Mg₃Si₄O₁₀(OH)₂
Cas No.: 14807-96-6
Packing: 25kg, 500kg, 1000kg/bag
Product Description
Talc is a natural layered magnesium silicate mineral powder. Renowned for its exceptional physical and chemical properties and versatile functionality, it is often hailed as the "Mother Material of Industry." Utilizing advanced ultra-fine grinding and classification technology, we produce a series of talc powder products characterized by high purity, high whiteness, and uniform particle size distribution, meeting the high-performance requirements of various industries.
Main Features
- Soft and fine texture, high gloss, strong hiding power, good adsorption, excellent dispersion
- Chemically stable, acid and alkali resistant, corrosion resistant, good insulation
- High melting point (>1300°C), strong fire resistance, excellent thermal stability
- Outstanding lubricity, reinforcement and toughening, improved rheology, enhanced surface texture
Applicable scope
- Functional fillers
- Lubricant additive
- Surface modifier
- Water-based/Oil-based paint
- Building coatings
|
ITEM |
INDEX |
|
Magnesium Oxide, MgO (%) |
31.5 |
|
Silicon Dioxide, SiO₂ (%) |
50 |
|
Aluminum Oxide, Al₂O₃ (%) |
0.6 |
|
Ferric Oxide, Fe₂O₃ (%) |
0.3 |
|
Calcium Oxide, CaO (%) |
0.5 |
|
Loss on Ignition, LOI (%) |
17 |
|
pH Value |
9 |
|
Whiteness (%) |
92 |
|
Median Particle Size, D50 (µm) |
6.5 |
|
Residue on Sieve (%) (25µm) |
0.2 |
|
Oil Absorption (g/100g) |
48 |
|
Specific Gravity |
2.75 |
Pigments
Accelerators
Rubber Antioxidants
Light Stabilizers
Foaming Agents
Plastic Antioxidants
Lubricants
Cellulose Ethers
PVC Heat Stabilizers
Surfactants
Chelating Agents
Optical Brighteners
PVC Processing Aids
Fillers
Coating Additives
Styrene-Acrylic Emulsion
Water-based Coatings 
Building Materials 
Shoe Materials
Plastics
Rubber
Water Treatment
Ultra-light Clay
Daily Chemicals
Oilfield and Lubricant 
Food