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  • Acoustic, thermal & electrical insulation materials for industrial, trade & specialist applications

    Rigid Laminate Sheets

    FR4 / G11 Epoxy Laminate
    High-Performance Electrical Insulation for Industrial Environments

    FR4/G11 Epoxy Rigid Laminate is engineered for high-performance electrical insulation applications. With superior mechanical strength and thermal stability, it is well-suited for environments requiring reliability under extreme conditions.

    • Available Thicknesses: 0.8mm, 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 5mm, 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 50mm, 65mm
      (These are standard thicknesses — custom thicknesses also available on request via the quote form)
    • Temperature Resistance: Operates efficiently up to 180°C
    • Sheet Dimensions: 1220mm x 915mm
    • Supply Format: Available as full sheets, cut panels, or CNC machined parts to your drawings

    Key Benefits

    • Outstanding electrical insulation and dielectric properties
    • High mechanical strength at elevated temperatures
    • Excellent resistance to moisture, chemicals, and wear
    • Precision machining compatibility for custom requirements

    Whether for industrial equipment, electrical panels, or high-temperature systems, FR4/G11 Epoxy Laminate delivers unmatched durability and performance. Available in a range of thicknesses to meet diverse application needs.

    We offer this product as raw laminate sheets and cut panels, or as fully fabricated CNC machined components to meet your specifications.

    Looking for similar materials? Explore our G10 Epoxy Laminate for high dielectric strength, or Epoxy Phenolic for robust mechanical performance at lower temperatures.

    Compare FR4/G11 Epoxy with related laminates below or view the full selection guide .
    Not sure what laminate your project requires? Get a recommendation →

    COMPARE FR4/G11 WITH RELATED RIGID LAMINATES
    Electrical insulation – general purpose & higher-temperature laminates
    FR4/G11 is commonly selected where stronger thermal performance is required than standard G10, while still maintaining reliable electrical insulation and machinability.
    Material Temp Rating Primary Role Strengths Typical Applications
    FR4 / G11 Epoxy 180°C Higher-temperature electrical insulation Strong dielectric performance and thermal stability Motors, transformers, switchboards
    G10 Epoxy Glass 130°C General electrical insulation Reliable insulation, machinable Panels, supports, machined parts
    Fibreglass Epoxy (SG-200 / ESP Glass) 210°C Electrical and structural insulation Rigid, durable, insulating Busbar supports, fabricated parts
    Nema G7 Silicone Glass 220°C High-temperature electrical insulation Stable insulation performance at elevated heat Hot electrical systems, high-temperature insulation components
    View full rigid laminate selection guide
    Not sure if FR4/G11 is the right laminate?
    Get a recommendation based on your application
    Tell us your requirements and we’ll recommend the most suitable laminate, thickness, and format.
    Open laminate selection & quote form →