FR-4 vs. Ultem Machining

Comparison of FR-4 and Ultem Property Values

FR-4
0.1
45,000
2,700
0.66
--
Material
Water Absorption Rating
Tensile Strength
Flexural Modulus
Coefficient of Linear Thermal Expansion
Dielectric Strength
Ultem
0.25
16,500
500,000
3.1
--

Material Properties

  • Extremely high mechanical strength
  • Good dielectric loss properties
  • Good electrical strength properties
  • Machinability
  • Extremely strong and stiff
  • FDA compliant grades available
  • High chemical resistance
  • High dielectric strength

Click here to submit a Request for Quote
Or call us today at 714.579.7700