... ,we have the raw materials in storage.time of delivery is shot Chrysotile1. Grade: A6-40 A5-50 A5-60 A5-70 ... insulation, rubber, brake, textile etc3. Feature:1). Main chemical content is SiO2, MgO, crystal water etc.2). No magnetism, No conduction ... of electricity, Flame proof, Alkali proof.3). Fiber is tough, tensile and soft with better luster and spinnability.4 ...