1 AL2O3 content:95.56% 2 grit size:P12-P220 3 for coated abrasive 4 passed ISO 9001:2000 5 ... , F500, F600, F800, F1000, F1200,F1500,F2000P series: P8, P10, P12, P16, P24, P30, P36, P40, P50, P60, P80, P100, P120 ... , P150, P180, P220, P240, P280, P320, P360, P400, P500, P600, P800, P1000, P1200 ...