... powder,sericite powder phlogopite,biotite,calcined mica,colour mica paint and coating raw material mica powderusage: windly used in ... in resin and plastics (engineering plastics: PA66, PPR pipe), paint(corrosion protection), rubber, lubricant etc ,improving the product performance ... ceramic, ink, paper making, chemical fiber, medicine and cosmetic industry and so on. Barite powder is widely used as a ...