Kappa 438 laminates offer dielectric constants (Dk) tailored to FR-4 industry standard norms which facilities ease of converting existing FR-4 designs where better electrical performance is needed.

Features

  • Glass reinforced hydrocarbon thermoset platform
  • Dk of 4.38 is tailored to FR-4 industry standard norms
  • Tighter Dk and thickness tolerance than FR-4
  • Low Z Axis CTE of 42 ppm/°C
  • High Tg of > 280°C TMA
  • Meets UL 94-V0 requirements

Benefits

  • Ease of PCB manufacturing and assembly in Line with FR-4
  • Design Dk enables ease of converting existing FR-4 designs needing better electrical performance
  • Consistent circuit performance
  • Improved design flexibility and plated through-hole reliability
  • Automated assembly compatible

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Tools

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Need a Sample?

Samples can be requested through our online request system.

Support

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