Dyeing Color Mica Powder for External Wall Painting
dyeing color mica powder for external wall painting
Features of Mica
- Insulation
- High temperature resistant
- Lustrous appearance
- Stable physical and chemical property
- Good heat insulation, elasticity and toughness
Type of Mica
1. Muscovite mica: mica powder and mica flakes
2. Other mica: phlogopite mica, black mica, colored mica ,dyeing mica
Specification of Mica
| Item | 20 mesh | 40 mesh | 60 mesh | 100 mesh | |||||
| Particle Distribution | (Mesh) | (%) | (Mesh) | (%) | (Mesh) | (%) | (Mesh) | (%) | |
| +20 | <5 | +40 | / | +60 | / | +100 | / | ||
| 20-40 | 70±5 | 40-60 | 60±5 | 60-100 | 55±5 | 100-200 | 35±5 | ||
| 40-60 | 25±5 | 60-100 | 35±5 | 100-200 | 40±5 | 200-325 | 25±5 | ||
| 60-100 | <10 | 100-200 | <10 | 200-325 | <5 | -325 | <45 | ||
| -100 | <5 | -200 | / | -325 | / | / | / | ||
| Moisture | ≤0.5% | ≤0.5% | ≤0.5% | ≤0.5% | |||||
| Sand Content | ≤1.0% | ≤1.0% | ≤1.0% | ≤2.5% |
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| Note: Other sizes could be produced as requested, such as 1-3mm,3-5mm, 15mesh, 200 mesh,325 mesh etc. | |||||||||
Use of Mica
| Painting and coating | Rubber |
| Pearl pigment | Electric welding rod |
| Building materials industries | Plastics |
| Papermaking | Fire extinguishing agent |
| Asphalt paper | Electric insulation |
Chemical Composition
| Element | SiO2 | Al2O3 | Fe2O3 | K2O | Na2O | MgO | CaO | LOI |
| Content(%) | 44.3 | 31.21 | 5.74 | 10.58 | 1.17 | 0.62 | 0.57 | 4.9 |
Physical Property
| Diameter-thickness Ratio | Whiteness | Refractive Index | PH Value |
| 1:30 | 50-70 | 1.58 | 6.5-7.5 |
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