Corundum ceramic crucible series 1.Applicable to a variety of experimental metal 2.High Pure materials 3.ISO APPROVED MAKER GOOD QUOTATIONS AND ASSURANCE IN QUALITY! Refractory Corundum Crucible 1. Al2O3>=99.7% 2. Density,3.85g/cm3 3. Flexural strength, 360Mpa, 4. Max. service temp.,1800CModel: Corundum Crucible(Round and Rectangle) Features:1. high purity, (Al2O3≥99.7%; Fe2O3≤0.1%; SiO2≤0.2%.)2. ...