It is transparent with no color or light color, and possesses the glass shine. Its Mohs hardness is about 2-2.5, specific dens
Element Data for Reference:
Element | SiO2 | Al2O3 | K2O | Fe2O3 | CaO | Na2O | MgO | H2O |
Content% | 44~50 | 20~33 | 9~11 | 2~6 | 0.02~0.77 | 0.6~1.8 | 0.3-2 | 2-3 |
Specifications and Data for Reference:
1. Wet Ground Mica Powder
Size | Over Sieve % | Sand % | Loose Density | Water | Lost | Whiteness | Dia-thick Ratio |
120µm/ 120mesh | 250µm0.1 125µm5.0 | ≤1.0 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
90µm/ 160mesh | 180µm0.1 90µm5.0 | ≤1.0 | ≤0.25 | ≤1 | ≤4.3 | 70 | 70 |
75µm/ 200mesh | 150µm0.1 75µm5.0 | ≤0.5 | ≤0.23 | ≤1 | ≤4.3 | 70 | 70 |
45µm/ 325mesh | 112µm0.1 45µm5.0 | ≤0.5 | ≤0.23 | ≤1 | ≤4.3 | 70 | 70 |
38µm/ 400mesh | 75µm0.1 38µm10.0 | ≤0.5 | ≤0.23 | ≤1 | ≤4.3 | 70 | 70 |
2. Dry Ground Mica Powder
Size | 900µm/ 20 mesh | 450µm/ 40 mesh | 300µm/ 60 mesh | 150µm/ 100 mesh | 75µm/ 200 mesh | 45µm/ 325 mesh | 35µm/ 400 mesh | 28µm/ 500 mesh | 23µm/ 600 mesh | 18µm/ 800 mesh |
Over Sieve% | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | ≤10.0 | ≤10.0 |
Fe ppm | ≤400 | ≤400 | ≤800 | ≤800 | ≤800 | ≤400 | ≤400 | ≤300 | ≤300 | ≤300 |
Sand | ≤0.5 | ≤0.5 | ≤1.0 | ≤1.0 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 |
Loose Density | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.25 | ≤0.25 | ≤0.22 | ≤0.22 | ≤0.22 | ≤0.22 |
Water | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |
Whiteness | 60 | 60 | 60 | 60 | 60 | 60 | 65 | 65 | 65 | 65 |
Dia-Thick- ness Ratio | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
mica
