... 1250mesh cosmetic,coating,rubber,insulation,plastic,welding dry/wet ground muscovite mica powderForm:powder,flakes,scrap Size:10mesh-1250mesh Use: ... 0.23≤1≤4.3>70>70 2. Dry Ground Mica Powder Size900µm/20mesh450µm/40mesh300µm/60mesh150µm/ ... , paint, rubber, fire control, plastics, paper making, asphalt felt, decoration, oilwell drilling and cosmetics, etc. dry mica powder for electric welding rod ...