... ground and dry groundSize: 20mesh, 40mesh, 60mesh, 80mesh, 100mesh, 200mesh, 325mesh, or accoring to customers' requirements. Features 1) free from foreign ... .0606075um/200mesh≤0.5≤800≤0.50.25≤≤1.0606045um/325mesh≤0.5≤400≤0.5≤0.25≤1.0606035um/400mesh ...