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Time of issue:2020-01-10 00:00:00

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Electrical Grade Insulating Kraft Paper

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Electrical Grade Insulating Kraft Paper

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Product serial number
104
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Product description

 

Electrical Grade

Insulating Kraft Paper

Coil Insulating Kraft Paper

 

Description                             

Electrical grade insulating kraft paper(Coil insulating kraft paper) is manufactured from 100% high-quality sulfate insulating wood pulp.

 

Features

●This paper is highly refined and cleaned to ensure uniform thickness and free from formation

Pinholes, un-dispersed fiber bundles and tiny defects

 It is a low-voltage grade insulaing paper well suited for making electromagnetic  wires,power cables of transformers below 35KV and other electrical insulating equipments below 35KV

●This paper has stable electrical and chemical properties, and high physical strength to meet the exacting 

needs of our valued customers 

 

Applications

Used widely as electrical insulation wrap on aluminium and copper wires by conductor manufacturers, 

electrical insulation between layers of wound coils in electrical motors, in capacitors, transformers & such 

other electrical equipment

 

Available

Our ordinary insulating papers are available in nominal thicknesses from 50 to 250 microns,

and in continuous rolls up to the widths of 625, 960mm and 1200mm (the roll diameter being 680 to 730mm), 

or other customized diameters and widths on request.

 

 POWERWELL

 

 POWERWELL

 

 POWERWELL

 

Technical Data

 

Specified Properties

Units

Values Specified 

 

 

 

2mil 

2.5mil

3mil

4mil 

5 mil

Thickness Tolerance

Micron

 

50+/-10%

64+/-10%

75+/-10%

100+/-10%

125+/-10%

Substance (Grammage)

g / m^2

 

40+/-10% 

51+/-5% 

61+/-5% 

76+/-5% 

100+/-5% 

Apparent Density

g / m^3

0.8 +/- 0.05 

Moisture Content

8 Max

Moisture content

5 - 9

Water Absorption MD
CD

Mm 

10 Min.

Air Permeability

m/Pa.Sec 

0.5 to 1.0

Tensile Index MD
CD

Nm/g

78 Min 
28 Min

Elongation MD
CD

%

2.0 Min
4.0 Min

Tear Index MD
CD

mN m^2/g

5 Min
6 Min

Electric Strength in Air

KV/mm

7.0 Min

Ash Content

%

1.0 Max

Conductivity of 5% Aqueous Extract

Ms/m

10 Max 

Ph of 5% Aqueous Extract

 

6 – 8 

Heat Stability (150degC,24hrs)

%

20 Max

              

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ADD: 158 WU YI ROAD, CHANGSHA, HUNAN, CHINA
TEL:
+86-731-8229 9698, 8224 3908
FAX: +86-731-8224 3598
E-mail: 
market@hnpowerwell.com
License:430100000142665

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