PEEK

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Polyether Ether Ketone

The pinnacle of 3D-printable engineering polymers. PEEK offers metal-like mechanical properties, continuous operating temperatures above 250°C, and exceptional chemical resistance. It is used in aerospace, medical implants, and oil-and-gas applications, but requires specialized high-temperature printers that can sustain 400°C+ nozzle and 150°C+ chamber temperatures.

טמפ' חרירה370420°C
טמפ' מצע130–160°C
מהירות הדפסה1530 mm/s

טיפים להדפסה

  • A standard desktop printer cannot print PEEK — you need an all-metal hot end rated to 450°C and a heated chamber above 120°C.
  • Use a hardened steel or ruby nozzle; PEEK's processing temperature will degrade brass nozzles rapidly.
  • Chamber temperature must stay above 120°C throughout the print to prevent crystallization-related cracking between layers.
  • Post-print annealing at 200°C for 2-4 hours dramatically improves crystallinity, strength, and heat resistance.
  • PEEK is hygroscopic — dry at 150°C for 3-4 hours immediately before printing; even minor moisture causes delamination.

מקרי שימוש

Aerospace structural brackets and ductingMedical-grade surgical instruments and implantsOil-and-gas downhole componentsHigh-temperature electrical insulationChemical processing valve seats and sealsAutomotive under-hood components exposed to engine heatReplacement for machined metal parts where weight savings matter

מדפסות תואמות

Find PEEK slicer settings for your printer — browse all printers and select PEEK from the filament selector.

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קנייה אונליין

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