Sell mica powder,garnet sand,silica/fused silica sand,wollastonite,,,,, |
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| Mica (flake and powder)----------------
1).Chemical Analysis: SiO2:46.80%,Al2O3:29.37%,K2O:9.00%,Na2O:1.04%,MgO:0.72%,Fe2O3:2.00%, CaO:0.01%,TiO2:0.77%,MnO:0.115%,FeO:0.66%,CO2:0.02%,H2O:2.62% 2).Physical character Specific Gravity:2.7-2.9g/cm3 Specific Heat:0.208 l/g.Deg Heat Expension Quotiety: (11)8.8x10-6/Deg. (1)17x10-6/Deg. Heat Resistance:1100 D.C Electrycity Destroy(alternating current):159-317KV/MM Refractive index:1.552-1.615 Hardness(Mo):2-3 Wet absorbtion:0-0.39% 3).mesh specification: flake:---as requirments powder:20,30mesh....60,80,,,,100,200,325mesh,,,500,,,,1000mesh Garnet,silica sand,,,,,,,,,,,,, |
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