Polymers for oil & gas
PEEK
Heat + chemical + wear, downhole
PAI
High-temp wear, engine/valve
PTFE
Seals, linings, sour service
PVDF / UHMW
Linings, wear, pipe parts
Typical parts
| Duty | Polymer / part |
|---|---|
| Downhole | PEEK seals, bushings, bearings |
| Valves / pumps | PTFE/PEEK seats, seals |
| Pipelines | PVDF/PTFE linings, UHMW wear |
| Topside | PAI wear, PEEK structural |
Sour-service note
For H2S/CO2 duty we select grades and document the rating; final qualification is per the operator's spec.
Frequently asked questions
Best plastic downhole?
PEEK — heat, chemical and wear combined; PAI for hotter wear.
Can plastics handle sour service?
Specific grades are selected and documented per H2S/CO2 spec.
Do you supply machined seals?
Yes, PEEK/PTFE seals and bushings to drawing.