... dyes, varnishes, paints and coating materials; high purity advanced ceramic materials, frits and glazes; pigments and solids for lipsticks ... : 5*5,7*7,10*10,12*12,12.7*12.7, 15*15,20*20,25*25,30*30 3. Technical ... Strength MPa≥2000≥2250 ColorWhiteWhite Standard Size (mm)φ12×12 φ20×20 φ30×30 φ50×50 4. AdvantagesFor high ... for conventional lower quality media Abrasive ceramic cylinder (size: 40*45 mm)