... abrasive and sandblasting, P series for coated abrasive)F series: F4, F8, F10, F12, F14, F16, F22, F24, F30 ... F240, F280, F320, F360, F400, F500, F600, F800, F1000, F1200,F1500,F2000P series: P8, P10, P12, P16, P24, P30, ... .f. According to client’s special requirement Brown Fused Alumina AP-17CIt is made from the brown aluminum second ... to FEPA – Standard 43-1984 R 1993 brown fused alumina for sandpaper