QUICK WEAR – REFINERY COMPRESSOR SEALS

Damaged packing rings

Rod Wearing

LocationItaly
ApplicationRefinery
Compressor TypeReciprocating compressor – 2 stg.
ServicePenex process compressor
Power90 kW
Disch. Pressure80 bara

Challenge

Rod packing elements life was <1000 hours

  • Recurrent rod scratching
  • Chromium on the rod surface

Solution

  • Roughening treatment to increase the transfer film capacity
  • Suggested high performance PEEK material

Result

Piston rod packing life exceeding 8000 hours