John crane metal bellow seal type 609 replacement
- Replacement of original Johne type 609 metal bellow mechanical seal
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Description:
The series of high-temperature metal bellow mechanical seals are single seal, flexible graphite secondary seal. Optimization design of dynamic seal face, capable of withstanding forces Reliable and stable. Flexible graphite have excellent temperature limits and chemical corrosion resistance ability. The materials are all made of high temperature resistant materials, suitable for ANSI and DIN Standard
Application: high-temperature equipment in petrochemicals, petroleum refining, chemical industries and high temperature medium transportation in the industry.
Operating Limits:
- Temperature:-75-400℃
- Speed: 20m/s
- Pressure: 25bar
- Standard size: 24mm–100mm
Materials:
- Seal ring: Car,Sic,Ssic,TC
- Secondary seal: FFKM, flexible graphite
- Metal bellow :304,316,HAST.C, Inconel alloy
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