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PEEK / PEK supplier — for parts nothing else survives

The top of the thermoplastic pyramid — PEEK survives 240°C service, aggressive chemicals and steam sterilization while carrying serious structural loads.

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About PEEK / PEK

Polyetheretherketone is the material you specify when nothing else survives: continuous high heat, chemical attack, wear, and autoclave cycles. It replaces metal in aerospace and energy applications and machines beautifully from stock shapes. Priced accordingly — our job is making sure you only pay for it where you need it.

Grades we source

  • Unfilled PEEK
  • Glass-filled (30%)
  • Carbon-filled (30%)
  • Bearing grades (carbon/PTFE/graphite)
  • Medical non-implant grades

Common applications

  • Aerospace components
  • Oil & gas downhole parts
  • Semiconductor handling components
  • High-performance bearings and seals
  • Sterilizable instrument parts (non-implant)

Typical properties

Impact strengthGood
Heat (HDT)~150-315°C with fill
ClarityOpaque
Chemical resistanceOutstanding
Relative costVery high

Property ranges are general guidance and vary by grade and supplier; our team confirms the exact spec and certification for your application.

Related materials: Polyetherimide (PEI) · Polysulfone / PPSU · Polyarylate · Fluoropolymers · all materials

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Describe what you're sourcing or what's going wrong — a polymer chemist reviews it personally and replies fast with real options, not a canned quote.

No obligation. Single gaylords welcome — no order too small. We start on it right away and reply fast.

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