
WA White Fused Alumina Lapping Powder
WA White Fused Alumina (WFA) Lapping Powder is a high-purity abrasive material widely used for precision grinding, polishing, and lapping applications. Here’s a detailed breakdown of its properties, applications, and key considerations: 1. Composition & Properties Chemical Formula: α-Al₂O₃ (≥99.5% purity). Color: White (vs. brown fused alumina, which contains impurities like Fe₂O₃). Hardness: Mohs 9 (second only to



