... powder phlogopite,biotite,calcined mica,colour mica paint and coating raw materialmica,muscovite,mica powder,sericite powderphlogopite ... ), rubber, lubricant etc ,improving the product performance and reducing the costbarite powderUsage: widely used as drilling mud ... and gas, filler in painting and coating, plastic, rubber, ceramic, ink, paper making, chemical fiber, medicine and cosmetic industry and ...