карбида кремния крупа для микропорошок

1. Silicon carbide based on FEPA standard and JIS standard ,with high quality and competitive price .The composition of silicon carbide is higher than 98% 2.After water washed and chmical washed ,silicon carbide have a good clearness,stable chemical characteristics,and lower mangnetisms 3.Silicon carbide have a good hardness,better grinding effect ,strong cuttting ability ,and bright color.Sized from F16 to F320 silicon carbide is good used in making griding wheel ,silicon carbide micropowder ,sand paper and so on . the chemical composition of siliucon carbide Grit sizeSiCF.C( Max )Fe2O3( Max )F16-F4699.1%0.3%0.3%F54-F12098.9%0.3%0.4%F150-F22098%0.3%0.6%F240-F32097.8%0.3%0.7%