... a professional manufacture of white fused alumina since 1999. White fused alumina is a high-quality raw ... , F80, F90, F100, F120, F150, F180, F220 Micron Powder: F240, F280, F320, F360, F400, F500, F600, F800 ... F1200 The advantages and technical for white fused alumina/WFA as follows: 1.A manufacturer with ... price. 2.Chemical and physical parameters Chemical compositions Al2O3 : 99.6 Na2O : 0.22 SiO2 : ...