Super-fine aluminium oxide(1250-mesh, 3000-mesh, 6000-mesh) Low temperature aluminium oxide(80-120-mesh, 200-mesh, 325-mesh) High temperature aluminium oxide(80-120-mesh, 325-mesh) High Purity super-fine aluminium oxide(1250-mesh) Activated aluminium oxide ball(desiccant): 3-5Φ, 4-6Φ, 5-8Φ, 5-10Φ |