Mechanical seal john crane
Type 2800MB
Welded Metal Bellows Gas-lubricated, Non-contacting, Dual Cartridge Seal with Elastomeric Secondary Seals Type 2800MB
The Type 2800MB is a state-of-the-art welded metal bellows, gas-lubricated, non-contacting seal for achieving 0.0 fugitive emissions for Maximum Achievable Control Technology compliance in new or existing large bore seal chambers. The seal provides high-reliability sealing of volatile fluids in chemical and petrochemical processes. The Type 2800MB is ideal for those applications where a dynamic O-ring is prone to attack from a sealing environment that could affect the proper function of a conventional dynamic elastomer.
Product Description Type 2800MB
Type 2800MB is a state-of-the-art welded metal bellows, gas-lubricated, non-contacting dual seal cartridge.
- 0.0 Fugitive emissions for maximum achievable control technology (MACT) compliance in new or existing large bore seal chambers
- For high reliability sealing of volatile fluids in chemical and petrochemical processes
- Dual seal alternative for positive sealing of high purity fluids without the potential for product contamination
- Extended seal life
- Reduced power consumption
- Elimination of wet seal lubrication syste
Table Parameters Type 2800MB
| Temperature Limits | -40°F to 500°F/-40°C to 260°C
|
|---|---|
| Pressure Limits | 230 psi(g)/16 bar(g)
|
| Speed Limits | 1450 to 3600 rpm
|
Features Type 2800MB
- California Residents: PROPOSITION 65 WARNING
- John Crane edge-welded metal bellows.
- Gas-lubricated, non-contacting dual seal cartridge.
- Provides 0.0 fugitive emissions for Maximum Achievable Control Technology (MACT) compliance in new or existing large bore seal chambers.
- Spiral groove technology for extended seal life, reduced power consumption and elimination of wet seal lubrication systems.
- Reverse pressure capability.
- Simplified support system.
- Static secondary seal.
- Dual mating ring arrangement meets API 682 design requirements.
Recommended Applications Type 2800MB
- Process pumps