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Mechanical seal with PTFE secondary seal 153/Д

Fields:

Chemical and petrochemical Metallurgy Petrochemicals transport Power engineering, NPP Pulp and paper industry

For pumps:

АХ АХВМС АХО АХП Х ХМ ХО
The seal is inteneded for sealing shafts pumping aggressive, poisonous, toxic and highly-corrosive chemical liquids.
  • Dual seal in “back-to-back” configuration
  • Unbalanced
  • Rotating flexible element
  • Independent on direction of rotation
  • Complied with DIN 24960, EN 12756
  • Interchangeable with seals produced by foreign companies
Order

Sealing fluids

  • Chemicals, solvents and other highly-corrosive fluids
  • Clean fluids with small concentration of solids and slight viscosity

Performance parameters

  • Pressure 8 kgf/cm2
  • Temperature: from –50° upto +220°С
  • Shaft diameter: 20-130 mm
Cost Effective Solutions

Material design

  • Metal parts: Stainless steel К, Е, И
  • Spring: Stainless steel К, Е, И, Hastelloy
  • Secondary seal: PTFE (Ф4)
  • Seal faces material: Carbon graphite impregnated, silicon graphites, silicon carbide, tungsten carbide
Cost Effective Solutions

Heat exchanger design specific features

  • Simple and compact design
  • For plain shafts
  • Multiple coil-springs provide uniform load on seal faces interface
  • Set screws allow easy seal installation and convenient adjustment of installation dimension

What one needs to know when choosing a mechanical seal?

Equipment characteristics

Shaft diameter, temperature, pressure and fluid type are the main parameters when choosing a seal, but there are many other factors

Choice of a manufacturer is important

Lots of products that do not meet the required quality are being produced at the market now.

Service life extension

Operating time of component part is several times longer if the mechanical seal is selected correctly

Filling in an order form usually takes about
5minuts