FR-5 vs. Ultem Machining

Comparison of FR-5 and Ultem Property Values

G-11
0.2
43,000
3,000
0.83
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Material
Water Absorption Rating
Tensile Strength
Flexural Modulus
Coefficient of Linear Thermal Expansion
Dielectric Strength
Ultem
0.25
16,500
500,000
3.1
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Material Properties

  • 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
  • Extremely strong and stiff
  • FDA compliant grades available
  • High chemical resistance
  • High dielectric strength

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