... compressive strength 4 Heat-resistant property 1. Introduction Brown fused alumina is made by high-quality bauxite as main ... 85≤ 0.3≤ 1.53.85Dark gray powder particlesGrinding, grinding wheel, cutting disc, Sandblasting25KG / bagsub-2≥ 80≤ 0.3≤ ... bag3Application 3. Application1) Abrasive: Produce ceramic gring wheel, resinoid gringding wheel, Grinding stone, Gringing block, sand paper, sand cloth, ...