SAMMI MACHINERY Co.,Ltd.
EX Type
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GENERAL INFORMATION INSTRUCTION & FEATURES
EX type Line blind offers 100% pipe isolation for hazardous service conditions such as extremely high temperature, cryogenic, gas/liquid contained particles and/or polymer production pipeline. The unique stretching mechanism creates a gap to switch blind plate positions quickly and efficiently.
APPLICATIONS
High temperature
- Up to 816°C / 1500℉.
- No internal gasket
- Design advantages for thermal expansion
Cryogenic service
- LNG plant.
- Positive isolation of liquefied gases.
(Nitrogen, Oxygen, Ethylene, Natural gas) - Safe sealing at -196°C ( -320.8℉)
- No dead space / full-bore design
Slurry / Polymer
- No parts contact with fluid except blind plate.
- No dead space / full-bore design.
- Stick free mechanism against hardened polymer / slurry.
FCC/ RFCC
- Suitable for the high temperature up to 816°C ( 1500℉. )
- > Positive sealing under the catalyst particles with gases.
- Enclosed body design depend on application.
Flare gas / COG / BFG / Carbon black
- Open body or enclosed body depend on application.
- Positive isolation under residue deposition.
- Elastic sealing (Low temperature) Metal sealing (High temperature)
Ethylene Plant
- Feed stock, Decocking air, Steam, Ethane, Quench oil, Fuel gas line.
- Quick blind for Batch operation.
- High temperature up to 816°C ( 1500℉. )
Acid / Chlorine
- PTFE / PFA lining for all wetted part.
- Perfect gas tightness with elastic sealing.
- Open body or enclosed body depend on application.