Product Description

(Al2O3 ceramic mechanical seal, ceramic seal, alumina ceramic pump seal, ceramic alumina oxide seal, aluminum oxide pipe ) Alumina ceramic seal ring has such merits : high-temperature resistance, corrosion resistance, wearability resistance, good sealing ability, etc. It can be widely applied in sealing products such as acid resistance, alkaline resistance, oil proof pump. Ceramic Physical Property Technical Parameter Unit *5%ceramic *9%ceramic *9.5%ceramic Content of Al2O3 % *5 *9 *9.5 Density g/cm3 3.7 3.*8 3.9 Hardness HRA *5 *8 *0 Porosity % <0.4 <0.2 <0.*5 Fractural Strength Mpa **0 **0 **0 Coefficient of Heat Expansion ***6/K 5.5 5.3 5.2 Thermal Conductivity W/M.K *7.8 *6.7 *6