Thin/Chip Insulating Cardboard Transformer

HECHIN/HAOTAI offers a broad variety of transformer boards. The cellulose based pressboard is available in various densities and thicknesses - ranging from 1.0mm - 60mm, all meeting international standards. Transformer board ensures long-term dimensional stability.

Product Details

High Density Transformer Insulation Pressboards

HECHIN/HAOTAI offers a broad variety of transformer boards. The cellulose based pressboard is available in various densities and thicknesses - ranging from 1.0mm - 60mm, all meeting international standards. Transformer board ensures long-term dimensional stability.


Features:

1. Insulation class A (105 °C) according to VDE 0530 part 1
2. Natural-coloured
3. Hot-pressed Pressboard, 100 % sulphate pulp
4. High hardness and stiffness
5. Low shrinkage and compatibility
6. High purity and mechanical strength
7. Good compatibility with liquid dielectrics


Typical application of laminated pressboards are press rings, static rings, beams, clamping plates,





 support strips

oil transformer pressboard hecheng


Product Parameters


ItemUnitStandard
Thicknessmm6mm-150mm
Densityg/cm³1.2-1.3
Shrinkage(Thickness direction)%≤4.0
Ash content%≤0.8
Oil absorption rate%≥9
Electric conductivity water extractMs/m≤8.0
Voltage resistant strength (In oil)Kv/mm≥6
Moisture content%≤4.0
Bending StrengthN/mm²≥100(VD)≥80(LSD)
Compression Strength
≥120(VD)≥50(LSD)



Packing & Delivery


oil transformer pressboard for plates hecheng 


Our advantage

Since: 2005

4 Line automatic production lines to ensure the delivery in time.

Top 1 manufacturer in China.

electrical insulating pressboard for transformer

 

Welcome to contact Haotai, which is one of best thin/chip insulating cardboard transformer manufacturers and suppliers in China, you can also get thin/chip insulating cardboard transformer free sample from our factory.

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