Delrin vs. G-11 Machining

Comparison of Delrin and G-11 Property Values

Acetal Homopolymer Acetal Copolymer
0.25 0.2
10,000 9,800
420 370,000
6.8 6.1
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Material
Water Absorption Rating
Tensile Strength
Flexural Modulus
Coefficient of Linear Thermal Expansion
Dielectric Strength
G-11
0.2
43,000
3,000
0.83
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Material Properties

  • Low moisture absorption
  • High mechanical strength and rigidity
  • Machinability
  • High dielectric strength
  • Radiation resistant
  • High tensile strength
  • Low cold flow or creep
  • Chemically resistant
  • High flexural strength
  • Dimensional stability
  • Low moisture absorption
  • Low dissipation factor
  • High impact strength
  • Cryogenic serviceability

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