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Quick Details

color: black

Specifications

Biotite mica 
1. Size: 5-325mesh 
2. Colour: Black 
3. Usage: Rubber, coating, paint, decorate 
SiO2 Content (%) 44.3% 
Fe2O3 Content (%) 5.74% 
Al2O3 Content (%) 31.2% 
MGO Content (%) 0.62% 
CaO Content (%) 0.75% 
K2O Content (%) 10.58% 
Oil Absorption 28-50%

Sand Content Iron content Oil Absorption L.O.I. Density Moisture Whiteness Melting Point
< 1% 100-400 ppm 28-50% 4.97% 0.28-0.33ml/g  <1%   55-75% 1,280 degree