1.Material:99% Alumina 2.Wear resistance, 3.High mechanical strenght 4,Custom design 5,Eco ... Ceramic has the advantages of super hardness,high wear-resisting,good corrosion resistance ,high temperature tolerance,precision process, high mechanical ... to petroleum ,chemical and chemical industry. 4,Wearlesness, corrosion resistance parts apply to precision machine. Remarks Customized production is ...