Golden mica. High grade, good quality. The only origin for detrital mica all over China. Heat resistance, insulation. Mica is mainly crystallized into ... , rubber, ceramics, oil drilling, welding electrode, cosmetics, aerospace and other fields. Mica powder specifications:20 meshes, 40 meshes, 60 meshes, 100 ... the best service. Looking forward to your kindly inquiry and inspection to us! Golden mica