... welding dry/wet ground muscovite mica powderForm:powder,flakes,scrap Size:10mesh-1250mesh Use: ... insulation,plastic,welding 1. Wet Ground Mica Powder SizeOverSieve %Sand %Loose DensityWaterLostWhitenessDia-thickRatio120µm/120mesh250 ... For electrode, painting material, paint, rubber, fire control, plastics, paper making, asphalt felt, decoration, oilwell drilling and cosmetics, etc. dry mica powder for ...