Ceramic Crucibles

High Pure Ceramic Alumina Crucible and porcelain corundum crucible include: arc alumina crucible, square alumina crucible, rectangle alumina ceramic 
crucible, column ceramic crucible and a variety of shaped alumina ceramic crucible. Resistant to sudden cold and hot, un-explosive; Alumina crucibles'
Features: 
1. High purity: Al2O3> 99%, good chemical corrosion resistance    2. Good temperature endurance, long-term use at 1600°C , 1800°C short-term    3. Good rapid thermal shock resistance, not easy to burst

Materials: 85%-99.7% Max.Pure Alumina Raw MaterialsShapes: Round, Square, Plate, Boat, Tray etc.
Applications: For Laboratory use or for high refractoriness smeltingMax. Refractoriness: About 1800 Celsius DegreeBulk Density: >3.8g/cm3