PEEK vs. Plexiglas Machining

Comparison of PEEK and Plexiglas Property Values

PEEK Unfilled PEEK 30% Glass Filled
0.5 0.11
14,000 24,620
590,000 1,450,000
2.6 1.2
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Material
Water Absorption Rating
Tensile Strength
Flexural Modulus
Coefficient of Linear Thermal Expansion
Dielectric Strength
Plexiglas
0.2
10,000
480,000
4
400

Material Properties

  • High abrasion resistance
  • Low moisture absorption
  • Outstanding chemical resistance
  • Low coefficient of friction
  • Excellent wear characteristics
  • Machinability
  • High transparency
  • Light transmission (>92%)
  • Good resistance to UV lightening and weathering
  • Extremely high surface hardness
  • Good resistance to chemicals

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