1. Al2O3>99.0%, 2. Density, 3.85g/cm3, 3. Flexural strength, 360Mpa, 4. ... and Square)Features:1. High purity, (Al2O3≥99.7%; Fe2O3≤0.1%; SiO2≤0.2%.)2. High chemical etching resistance,3. Temperature tolerance ... , West union, etc.Shipping and Delivery: by air/sea, in 7-10 days after receiving the payment