... /600/800/1000mesh, Mica Scrap, Mica Flakes, Mica Powder Mica Powder: 10/20/40/60/80/100/200/325/400 ... adjusted according to customer’s demands. Feature: High insulation strength, acid-base corrodibility resistance, elasticity, tenacity, heat-resistance, sound insulation, ... -frequent electric waves and acid-durable products.Use as suspended substance in fire-fighting dry powder.Taken as filler, shelter ...