PEEK

PEEK is a high-performance polymer that performs where ordinary plastics fail: continuous service at 250 °C, resistance to aggressive chemicals, and the ability to be sterilised repeatedly. It costs several times more than POM, so it is specified only where its properties are genuinely needed.

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能力

対応内容

✓

Continuous service temperature around 250 °C

Continuous service temperature around 250 °C

✓

Resistant to most acids, solvents and steam

Resistant to most acids, solvents and steam

✓

Sterilisable by autoclave, EtO and gamma

Sterilisable by autoclave, EtO and gamma

✓

Excellent wear and fatigue performance

Excellent wear and fatigue performance

✓

Biocompatible grades

Biocompatible grades for implant and instrument use

✓

Available unfilled, glass filled and carbon filled

Available unfilled, glass filled and carbon filled

材料

材料

Unfilled PEEK
PEEK GF30 glass filled
PEEK CA30 carbon filled
Medical-grade PEEK
PEEK for food contact
PEEK for semiconductor parts
仕様

主要仕様

項目詳細
Tensile strength100 MPa
Continuous service temp250 °C
Heat deflection315 °C (30 % GF)
Density1.30 g/cm³
Chemical resistanceExcellent
SterilisationAutoclave, EtO, gamma
仕上げ

表面処理・後加工

Annealed stress relief

Annealed stress relief

Machined to tight tolerance

Machined to tight tolerance

Ultrasonically cleaned

Ultrasonically cleaned

Passivated for medical use

Passivated for medical use

FAQ

よくあるご質問

Is PEEK always worth the price?

No. It earns its cost in extreme temperature, aggressive chemistry, repeated sterilisation or long-life wear applications. For everything else, POM, PPS or PA-GF deliver at far lower cost.

Can PEEK be sterilised repeatedly?

Yes. PEEK withstands autoclave, gamma and EtO sterilisation without significant property loss, which is why it is common in reusable surgical instruments and dental components.

Is PEEK hard to machine?

It machines reasonably well but requires sharp tooling, conservative feeds and stress relief on complex parts. We anneal and inspect critical dimensions after machining.

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