Glass fiber reinforced polyester pultruded spacer and Epoxy pultruded rods

Electrical insulation products
September 12, 2025
Category Connection: Electrical Insulation Board
Brief: Get an inside view of features that deliver consistent results in daily use. This video provides a detailed walkthrough of the Series 10~1000KV Green Brown Vacuum Injection Epoxy Pultruded Fiberglass Rod, showcasing its high torsional strength, impressive electrical insulation properties, and versatile thermal class options. You'll see how this insulation board performs under high-voltage conditions and learn about its applications across power generation, electric motors, and transportation industries.
Related Product Features:
  • High torsional strength of ≥800 Mpa for reliable performance in demanding electrical equipment.
  • Excellent electrical insulation with a DC breakdown withstand voltage of ≥50kv at 10mm distance.
  • Available in multiple thermal classes (F, H, C) with temperature resistance up to 220°C.
  • Low water absorption rate of ≤0.05% ensures long-term durability and stability.
  • Customizable lengths up to 12.5 meters to suit various application requirements.
  • High tensile strength of ≥1100 Mpa and bending strength of ≥900 Mpa for mechanical reliability.
  • Serves dual function of mechanical connection and internal insulation in electrical systems.
  • Wide insulation range from 10kV to 1000kV suitable for diverse voltage applications.
Faqs:
  • What are the thermal class options available for this insulation rod?
    The insulation rod is available in three thermal classes: F class withstands up to 155°C, H class up to 180°C, and C class up to 220°C, making it suitable for various high-temperature electrical applications.
  • What is the maximum length available for customization?
    The insulation rods can be customized up to 12.5 meters in length to accommodate specific application requirements in power generation, transportation, and construction projects.
  • How does this insulation board perform under high voltage conditions?
    The board is designed to withstand lightning impulses of +100KV at 10mm distance, tested at least five times, ensuring reliable performance in high-voltage equipment like transformers and switchgear.
  • What industries commonly use this fiberglass insulation rod?
    It's widely used in power generation (transformers, switchgear), electric motors, electronics, transportation (railway, aerospace), and construction for reinforcement and insulation purposes.
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