... :10mesh-1250mesh Use:cosmetic,coating,rubber,insulation,plastic,welding 1. Wet Ground Mica Powder SizeOverSieve %Sand %Loose DensityWaterLostWhitenessDia-thickRatio120µm/120mesh250µm ... , asphalt felt, decoration, oilwell drilling and cosmetics, etc. dry mica powder for electric welding rod