Type 861

Double acting, back to back, stationary mechanical seal, double feed screw, special heat dissipation, especially for challenging applications in refineries.
Designs:
– 861S
– 861AS
ATEX on request (depends on parameters)
All sizes are available in inch too
It is not allowed to use all max. parameters at the same time!
  • Design: double mechanical seal
  • Cartridge: Cartridge
  • Tandem / BtB: BtB
  • Speed: 35m/s
  • Standard: Factory - Standard, according to API 682
  • Balanced: balanced
  • Min. Ø Wave: 20mm
  • Max. Ø Wave: 200mm
  • Min. pressure: -
  • Max. pressure: 50bar
  • Min. Temperature: -40℃
  • Max. Temperature: 250℃

Wave:

Min: 20 mm

–

Max: 200 mm

Pressure:

–

Max: 50 bar

Temperature: 

Min: -40‎°C

–

Max: 250‎°C

Marsstraße 1

85551 Heimstetten b. München

Germany

Phone: +49 (0)89 32 94 64 – 0

Fax: +49 (0)89 32 94 64 – 20

Email: chetra@chetra.de

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