PTFE for CNC Machining

PTFE, or Teflon, offers excellent chemical resistance and unmatched coefficient of friction

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PTFE is a crystalline polymer with chemical resistance and a coefficient of friction lower than nearly any other materials. The dialectric constant of PTFE and its loss factor are low and stable across a wide temperature and frequency range.

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CNC materials - What are the options? - PTFE for CNC Machining

PTFE Material Properties

  Tensile Strength Flexural Modulus Tensile Elongation Coefficient of Friction Melting Point Upper Service Temperature 
Test Method ASTM D 4894 ASTM D 790 ASTM D 4 894 - - -
Tecaflon PTFE 22 MPa 350 to 650 N/mm² 220% 0.08 320 to 330°C 260°C

CNC milling machines in factory - What are the uses for PTFE in CNC plastic parts?

Uses for CNC Machining PTFE

PTFE parts exhibit low coefficient of friction and chemical resistance. It's often used for industrial and electrical applications.

  • Bearings and bushings
  • Electrical housings
  • Hinges
  • Food processing equipment
  • Lab instrumentation