H-Class Epoxy Insulation Rod Pultruded Fiberglass for Electrical Applications

Description:

Our electrical insulation material is precision-engineered to serve as high-performance bracing for transformers, providing superior electrical insulation, structural integrity, and long-term operational stability.  The insulation board features an exceptionally smooth surface with minimal imperfections, ensuring safe and straightforward installation.  Its excellent moisture and humidity resistance safeguards transformer components consistently, even in challenging environments.  Lightweight yet mechanically robust, the board offers outstanding durability to endure daily operational stresses while maintaining ease of handling and assembly.

 

Features:

The Epoxy Insulation Rod Pultruded (also known as Electrical Insulating Material) is a high-performance insulation solution widely used across diverse electrical applications.  Sourced from China and available in a rod, or dog bone model, this material boasts a dielectric constant of ≤5 and is offered in grey, brown, white and etc.  It complies with thermal class F or H standards, ensuring reliable performance even in high-temperature operating conditions.

• Product Name: Epoxy Insulation Rod Pultruded
• Water Absorption: ≤0.5%
• Material: Unsaturated Polyester/E-class Glass Fiber Yarn
• Parallel BDV: ≥35kv/25.4mm In Oil 
• Electric strength perpendicular in oil: ≥11kV/mm
• Series: Vacuum Injection Epoxy Pultrusion
• Dielectric constant: ≤5
• Density: 1.8~2.0g/cm3

 The dog bone model from China delivers outstanding electrical insulation performance, with a Vertical BDV of ≥11kV/mm in oil at 90°C and a dielectric loss factor of ≤0.75.  These properties make it ideally suited for a broad spectrum of applications, including transformers, switchgear, motors, circuit breakers, power cables, and electronic components.  Engineered for reliability and efficiency, this Electrical Insulation Board offers a high-performance solution for demanding electrical environments.

Technical Parameters:

Product Attribute	Value
Product Name	Epoxy Insulation Rod Pultruded
Dielectric Loss Factor	≤0.75
Length	1 Or 2.5m Customized
Dielectric Constant	≤5
Thermal Class	F, H
Shape	Rod/I Type/corner
Water Absorption	≤0.5%
Density	1.8-2.0g/cm3
Color	Grey, White and etc.
Material	Unsaturated Polyester/E-class Glass Fiber Yarn
Vertical BDV in Oil Of 90℃	≥35kv/25.4mm

Applications:

Electrical Insulation rod, bone mold, board are widely employed across various electrical applications due to its excellent insulating and protective properties.

• Transformers: It insulates the windings from the core, reducing the risk of electrical arcing and contributing to efficient transformer operation.
• Motors: The board provides insulation between the windings and motor housing, helping prevent electrical arcing and supporting motor efficiency.
• Circuit Breakers: It serves as an insulating barrier between contacts, reducing arcing and promoting reliable performance.
• Power Cables: Used as an insulating layer, it safeguards cables against moisture and other environmental factors to extend service life.