Type 285
Type 285 seal is the first noncontacting, specially designed welded metal bellows seal to be applied to the toughest cryogenic applications. Type 285’s compact design fits the most popular cryogenic pumps without modification: both site-based and road tanker pumps. It is available in various seal cartridge arrangements: flanged and left- or right-hand threaded. The design and construction material meet the industry，safety requirements, allowing.Type 285 to seal common industrial liquid gases including oxygen, nitrogen and argon.
