Faucet ceramic cartridge/valve core Max. opening angle:12.5° Max turn angle:360° Max temperature:100°c Lowest density:-23°c Lever break torque:≥10N.m Sealing face of ceramic disc: 1)hardness:1100Hv5 2)flatness:≤0.6μM 3)roughness:≤0.25μM 4)porosity:60-80% Airleak test:8bar Certificates avaliable:ISO9001,QAS,EN817, ACS,KTW,NSF