Supply mica powder and vermiculite powder We([email protected]) have been handing mica powder for than ten years.Tested for many times by Hebei Commodity Inspection Bureau,it is regarded as good quality and has been exported to Japan and Australia.The mica powder is widely used in fire fighting,chemical industry,paints,oil field,insulating material,cosmetics,electric,electric ave,satellite,rocket,electron and so on.The physical nature of mica power:The mica powder provides higher function of insulation,acid-resistance,alkali-resitance,corrosion prevention and adhesion.It`s smooth and tensile.The thermal coefficient of pxpansion is small.Melting point:1260 →melting weight:0.28-0.38g/Cm3Loss in burn:2.8-2.9%The degree of white:60-80Chemical composition:SiO2:43-48% Na2O:0.95-1.7% Al2O3:20-33% K2O:9.4-11%MgO:1.05-1.8% SP:0.02-0.05% Fe2O3:2-6%