Quality Control
Ningbo HuaQiu Mechanical seal Co.,Ltd. has owned most advanced equipments and complete check tools to ensure the quality of mechanical seals, seal faces/rings in pressureless sintered silicon carbide/ssic, reaction bonded silicon carbide/sic, Aluminium Oxide 99.5% ceramic, Aluminium Oxide 99% ceramic, Aluminium oxide 95% ceramic, tungsten carbide with 6% nickel and 6% cobalt, resin carbon and molded carbon.Â
Mechanical seal raw material inspection
Testing room for raw materials and mechanical seals
Mechanical seal face/ring material grain analysi
Mechanical seal face/ring density
Mechanical seal ring/face roughness& finish
Projector for shaft and sleeve chamfering and angles
Mechanical seal face/ring concentricity
Mechanical seal face/ring hot shock
Microscope check for mechanical seal faces
Mechanical seal working test
Friction values of seal faces and mating rings
