Mechanical seals

Mechanical seal Type 270 ANSI

The type 270 ANSI is a stationary single-cartridge seal. This mechanical seal was specially developed for the large, so-called "big bore" seal chambers of the ANSI. The special ANSI mechanical seal is available in welded bellows and rolled bellows versions.

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Advantages
  • Stationary design principle
  • Cartridge design
  • Balanced
  • Independent of the direction of rotation
  • Shock and vibration-dampend faces
  • Springs outside the medium
Technical details
Range of application*  
Pressure 700 mm Hg - 28 bar
Temp. Elastomer dependent
Sliding velocity up to 35 m/s
Shaft movements axial ≤ Ø 22 +/- 0,5 mm | ≥ Ø 24 +/- 1,0 mm
  radial ≤ Ø 22 +/- 0,4 mm | ≥ Ø 24 +/- 0,5 mm
   
Sizes  
Dshaft 24 - 100 mm
  1“ - 4“
  Special sizes available on request
Materials  
Metals DIN 1.4571/Hast. C
Springs Hast. C
Faces CA, SC, SSIC, TC
O-Rings FKM, EPDM, PTFE, FEP Umm., Chemraz, Kalrez, Aflas, etc.

Other sizes, materials or design variations upon request.
* Maximum temperature / pressure / speed indicates operating extremes independently and does not imply the seal will function at these extremes at the same time. Contact DEPAC if in doubt.