RO4835 laminates are a low loss material that offer low cost circuit fabrication, compatible with standard epoxy/glass (FR-4) processes. These laminates are available with Rogers proprietary LoPro® Reverse treated copper foil, ideal for applications requiring low insertion loss.


  • RoHS compliant for applications requiring UL 94 V-0
  • IPC-4103 compliant
  • Dielectric constant (Dk) of 3.48 +/- .05
  • Dissipation factor of 0.0037 at 10 GHz


  • Ten times improved oxidation resistance, compared to traditional thermoset laminates
  • Superior high frequency application compatibility due to excellent electrical performance
  • No blistering or delamination
  • Reliable Plated through Hole (PTH) construction



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