3240 Epoxy Boards Manufacturers

3240 Epoxy board

3240 Epoxy board

Zhejiang Jingjing Insulation Material Co., Ltd.

3240 Epoxy board Details

The 3240 chlorine-containing plate is made of an electrician glass cloth impregnated with epoxy resin, dried and hot pressed.

Color: natural (yellow), red, green, black, etc. (additive color, blended into multiple colors) Regular size: 1020 × 2040mm, 1220 × 2040mm, 1220 × 1020mm, special size can be customized



1.3240 epoxy board has excellent mechanical properties, high strength at medium temperature, and good electrical stability under high humidity.
2.3240 chlorine chloride plate is an excellent insulating material with high dielectric properties, surface leakage resistance and arc resistance.
3. Temperature resistance level: B level



Suitable for mechanical, electrical, electronic, electrical and other fields. Also used for the processing of insulating parts, processing into various types of insulating parts and equipment insulation structural parts.


Technical Parameters:


NO Indicator name Index
1 Vertical layer to bend strength (normal) 345Mpa
2 Parallel layer impact strength (simple beam method) 34.5KJ/m²
3 Tensile strength 300Mpa
4 Insulation resistance after immersion(D-24/23) ≥5.0×108
5 Heavy vertical electrical strength (in 90±2℃ transformer oil, thickness 1mm) ≥10.2MV/m
6 Parallel layer breakdown voltage (In 90±2℃ transformer oil) ≥35KV
7 Dielectric constant(50Hz) ≤5.5
8 Dielectric constant(1MHz) ≤5.5
9 Dielectric loss factor(50Hz) ≤0.04
10 Dielectric loss factor(1MHz) ≤0.04
11 Water absorption(D-24/23, Plate thickness1.6mm) ≤21.5mg


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Zhejiang Jingjing Insulation Material Co., Ltd.