Specifications

1. Thermal Class is A.
2. Width:20mm-860mm
3.Thickness:0.05mm,0.075mm,0.13mm
4. 100% wood pulp
5. flexibility:50-60%

Electrical insulating crepe paper for transformer

 

Specifications

1. Thermal Class is A (105 °C)  .

2. Width:20mm-860mm

3.Thickness:0.05mm,0.075mm,0.13mm

 

4. 100% wood pulp

 

5. 50-60% flexibility

 

6.Standard Color:  brown

 

Description:  electrical insulating crepe paper is made of 100% superior sulfate insulating wood pulp. It has  Good dielectric strength, Excellent compatibility with insulating liquids (mineral oils, silicon oils and ascerol oils) and Free from conductive particles.

 

S.N.	ITEM		UNIT		ORIGINAL PAPER THICKNESS
					0.05mm		0.075mm		0.08mm		0.13mm
1	Crepe paper thickness		mm		0.35±0.05		0.38±0.08		0.40-0.60		0.70-0.90
2	Ash content		less%		0.7		0.7		0.8		0.8
3	Moisture		less%		7		7		8		8
4	Ether extract		less%		0.3		0.3
5	Water extract PH				6.0-8.0		6.0-8.0		6.0-8.0		6.0-8.0
6	Pollution oil		less%		0.1
7	Tensile strength	Longitudinal	N		30		40		45		50
		Transversal	N		20		30		35		40
8	Flexibility of crepe paper		%		50
9	Breakdown voltage		V / layer		≥950		≥1000		≥1000		≥1000
10	Conductivity		ms/m						≤9.0		≤10
11	GSM		g/m2		60±10%		110±10%		110±10%