... equals 3.90+/-0.05cm3. Bulk density depending on size equals 1.52-1.87g/cm3. It ... the perfect material specifically manufactured to be used for general abrasive applications in bonded and coated ... ♦ Producing mold of precision casting 3. Grit Size Available (F):F series: F4, F8, F10, F12, F14, F16, F22, ... F500, F600, F800, F1000, F1200Generally, we use 7 washing and 5 sieves for sieving the material. 4. ...