SP5000 Alumina ceramic
Alumina ceramic friction material is sintered from high temperature. It includes Al2O3 (95%), high purity Al2O3 (99%), and metal Al2O3 (metal ceramic) (mainly contains Fe).
Alumina has the property of wear resistant, high temperature resistant, and good sealing property. It resists general corrosive mediums except hydrofluoric acid and strong alkali. Alumina is brittle and can crack under severe temperature changing.