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Contact SupplierMica is chemically a Potassium Aluminium silicate with a chemical formula [SiO2, Al2O3, K2O, Fe2O3, MgO, CaO, Hg2O] . It is described as faster dispersion, weather resistant, high degree insulation and aberration resistant. Mica is a dry sultry powder chemically inert, immune to climatic variations, non toxic, tough and water proof with excellent anti sticking property. Mica is highly responsive to the action of light, heat, and electrical energy. India is the single largest source of mica in the world. The British Geological Survey reported that as of 2005, Koderma district in Jharkhand state in India had the largest deposits of mica in the world. China was the top producer of mica with almost a third of the global share, closely followed by the US, South Korea and Canada. Muscovite Mica is the best variety available from Rajasthan. India is the single largest source of mica in the world. Muscovite Mica is the best variety available from Rajasthan. Mica is also used as an insulator in concrete block, home attics, and can be poured into walls (usually in retrofitting uninsulated open top walls). Mica may also be used as a soil conditioner, especially in potting soil mixes and in gardening plots. Greases used for axles are composed of a compound of fatty oils to which mica, tar or graphite is added to increase the durability of the grease and give it a better surface. Industrial
Applications :
Grade | Particle Size | Oil Absorption | Application |
---|---|---|---|
Mica SHEETS | 4-7 INCH | 46 | Paints, Plastics, Pearl Pigment |
Mica FLAKES | 1-2 INCH | 45 | Paints, Paper, Plastics |
Mica SUPER | 200 MESH | 42 | Cosmetic, Paints, Glass |
Mica MEDIUM | 200 MESH | 40 | Rubber, Well-drilling, Building materials |
Appearance | White fine powder |
---|---|
Sp. gravity | 2.7 - 2.9% |
Bulk density | 0.44 |
Oil obsorption | 40 to 50% |
Refractive index | 1.57 to 1.59 |
PH of 10% aqueous solution | 8.5 |
Hardness | 2.5 (Mohs scale). |
Volatile matter | Max 1.0% |
Coarse particles on 400 mesh | Max 0.5% |
SiO2 | 45.10 |
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Al2O3 | 34.50 |
Fe2O3 | 03.20 |
CaO | 00.25 |
MgO | 02.10 |
K2O | 09.50 |
Hg2O | 00.60 |