Refractory Materials are usually non-metallic materials having those chemical and physical properties that make them applicable for structures, or as components of systems, that are exposed to environments above 1,000 °F (811 K; 538 °C)。

Rotary calcined bauxite

AI2O3: 85-90%
Fe2O3: 1.8% max
B.D.: 3,1 g/cm3 min
Size: 0-50mm 90% min or according to customers` demand.
Packing: in bulk or in 1mt big bags