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DGS-PC Cryogenic Dry Gas Seal for Low-Temperature Pumps

Pressure: ≤3.5 MPA

Temperature: ≥-196℃

speed: ≤14000 rp/min

Metal parts: 316L,Alloy 718,Tin Bronze,Nickel-copper Alloy

Seal ring: Tungsten Carbide/carbon

Spring: Virgin PTFE, Cobalt Chrome Alloy Spring

DGS-PC is a cryogenic dry gas seal designed for low-temperature pumps and demanding cryogenic applications. The cartridge design allows easy installation and maintenance, with uni-directional or bidirectional rotation capability.

The complete seal assembly consists of a stationary seal, a rotating seal, and welded metal bellows. The robust construction is designed for reliable operation under extremely low-temperature conditions, with operating temperatures down to -196°C.

DGS-PC is suitable for cryogenic pump applications, including LNG and other low-temperature services. It can also be used as a replacement for John Crane Type 285 dry gas seals, providing an alternative solution for existing equipment.