No.

Properties

Unit

Power Cable Paper

Communication Cable Paper

Telephone Cable Paper

1

Thickness

μm

80±5

130±7

170±8

100±6

120±7

170±8

50+4/-2

75+6/-3

2

Density

g/cm³

0.8±0.05

0.7~0.9

0.8

3

Tensile Strength ≥

MD

KN/m

6.2

11.0

13.7

6.85

9.65

13.7

4.3

5.2

CD

3.05

5.15

6.85

3.45

4.85

6.85

1.65

2.1

4

Elongation ≥

MD

%

1.7

1.8

1.7

2.0

2.2

2.2

1.6

1.6

CD

5.4

5.7

5.4

6.0

6.5

6.5

3.5

3.5

5

Tear Strength ≥

M·N

510

1020

1390

650

930

1390

—

6

Breakdown Voltage At Power Frequency ≥

V/layer

600

950

1200

—

—

7

PH Value Aqueous Extract

—

6.0-8.0

6.5-8.5

—

8

Ash Content ≤

%

1.0

1.0

0.8

9

Moisture Content

%

6.0-9.0

6.0-9.0

5.0-8.0