The mating ring and primary ring maintain a tiny gap during operation, thereby eliminating wear;

一Primary seal acts as main seal, while secondary seal acts as safety seal. 80th seals have the capability of full product;

Shrouded mating ring prevents secondary damage in the event of a mating ring fracture;

Tolerance ring is used to ensure the concentric of the rota 叩pa 内5 and the operational reliability ofthe seal;

Advanced polymer secondary seal has the capability of operating on high pressure。