CAF2:85%min,SIO2:13.5%max,S: 0.0018max, P:0.008max, FE2O3:0.03max, SIZE:120MESH FLUORSPAR POWDER is made by high ... temperature to be the powder, Now it is mainly used in ... the industries of metallurgy, chemical engineering, light, photics, sculpture, and national defense.CAF2:97 ...