High temperature Class F/H epoxy pultrusion rods for electrical insulation. Ideal for transformers, motors, and switchgear. Custom sizes & OEM manufacturer.
This product is made of non-alkali glass fiber yarn impregnated with epoxy resin by the traction force and finally solidified in hot mold.
The product can be rectangular, I-shaped, angular, T-shaped, groove-shaped, cylindrical and other shapes.
It is mainly used as insulation components of electrical equipment, screw machining parts and high voltage isolation switch.
Product Parameters：
| Technical Deta Sheet | ||||
| NAME | Epoxy Pultrusion Rod | |||
| BASE MATERIAL | Glass Fiber Yarn | |||
| Resin | Epoxy Resin | |||
| Color | Green/Customized | |||
| Item | Properties | Unit | Index | |
| 1 | Density | g/cm³ | 1.9-2.1 | |
| 2 | Water Absorption | % | ≤0.5 | |
| 3 | Barcol | - | ≥65 | |
| 4 | Tensile Strength (Parallel To Fiber Direction) | MPa | ≥500 | |
| 5 | Tensile Modulus(Parallel To Fiber Direction) | MPa | ≥1.0*104 | |
| 6 | Bending strength (vertical to fiber direction) | 23±2℃ | MPa | ≥340 |
| 7 | 130℃ | MPa | ≥180 | |
| 8 | Bending modulus (perpendicular to fiber direction) | MPa | ≥0.6*104 | |
| 9 | Compressive strengt | Parallel fiber direction |
MPa |
≥380 |
| 10 | Vertical fiber direction | ≥180 | ||
| 11 | Shear strength | MPa | ≥70 | |
| 12 | Insulation resistance | Ω | ≥1.0*1012 | |
| 13 | Surface resistivity | ≥1.0*1011 | ||
| 14 | Breakdown voltage along fiber direction (in air) | KV | ≥50 | |
| 15 | Arc resistance | s | ≥300 | |
| 16 | Flammability | - | FV0 | |
