... other fields. Mica powder specifications: 20 meshes, 4o meshes, 60 meshes, 100 meshes, 200 meshes, 325 meshes, 400 meshes, 600 meshes, 800 meshes, 1250 meshes.(2-4mm, 4-8mm, and so ... loss %<45um(325meshes)2.00.2272600.31.04.035um(400 meshes) 5.00.22 72 60 0.3 1.04.028um ... 72 60 0.3 1.0 4.0 18um(800 meshes)5.0 0.22 75700.11.0 4.0 13um ... (1250 meshes)5.0 0.22 75700.11.0 4.0 We ...