Our company have large production capacity and a mature technology, main specifications: 10-20 mesh, 20-40 mesh, 40-80 mesh, 80-120 mesh, 200 mesh, 325 mesh, 600 mesh, 800 mesh, 1250 mesh. The rock formation of lingshou county is archaeoid rock formation.there are so many mica minerals, the reserves of mica scraps more the 170 million tons