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Electrical Insulation Crepe Paper for Transformer and Motor Winding

Our Electrical Insulation Crepe Paper is manufactured from 100% superior sulfate insulating wood pulp and processed through a controlled creping technique to achieve enhanced flexibility and stretchability. Compared with standard insulation kraft paper, crepe paper offers higher elongation and better conformability, allowing it to adapt easily to tight winding, curved surfaces, and layered insulation structures. It provides stable dielectric properties, good mechanical strength, and reliable insulation performance under both dry and oil-impregnated conditions. Electrical insulation crepe paper is widely used in transformers, motors, and other electrical equipment where cushioning, spacing, and secure insulation are required.

Electrical Insulation Crepe Paper for Transformer and Motor Winding

Features & Benefits:

1. Produced from 100% high-purity sulfate insulating wood pulp

2. Creped structure delivers excellent flexibility and elongation

3. Better conformability than standard insulation kraft paper

4. Stable dielectric performance and good mechanical strength

5. Compatible with oil-impregnated and dry-type insulation systems

6. Helps absorb mechanical stress during winding and operation

 

Basic Specifications:

ltem Unit Value
Insulation Crepe Paper Thickness mm 0.05 0.075 0.08 0.13
Tolerance 0.35±0.05 0.48±0.08 0.60±0.10 0.80±0.10
Ash Content % ≤0.7 ≤0.7 ≤1.0 ≤1.0
Mositure % 6.0~9.0
Ether extract % ≤0.3 ≤0.3 ≤0.4 ≤0.5
PH 6.5~7.5
Pollution Oil % <0.1
Tensile Strength MD KN/m ≥1.96 ≥2.60 ≥3.0 ≥3.3
CD ≥1.30 ≥1.96 ≥2.3 ≥2.7
Wrinkle degree % ≥50
Breakdown voltage inair Vlayer ≥950 ≥1000 ≥1000 ≥1000
Conductivity,water displacing liquid mS/m ≤8.0 ≤8.0 ≤9.0 ≤10
Density g/m² 60±10% 110±10% 110±10% 130±10%

 

Application:

* Interlayer insulation in transformers and reactors

* Wrapping insulation for coils, windings, and copper or aluminum conductors

* Cushioning and spacing insulation in motors and electrical machines

* Electrical insulation applications requiring flexibility and tight wrapping

electrical insulation crepe paper application

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