Final Report - Yola

The other polishing agents are mixed with a little water into paste. Do not apply too much powder onto the lap. Only a small amount of powder is required for polishing. 3.4.9 Rough Classification of Abrasives . Abrasives for grinding and lapping . a. Alundum oxide (Aluminum oxide) Al2O3 (synthetic corundum) Alundum (Norton Co) Brown Alumina ................
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