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Jacket compound 5GM3

NO.

Test Items

Values

1

Before ageing test

1.1 Elongation at break(%)

≥350

1.2 Tensile strength(MPa)

≥11

1.3 Mooney Viscosity(ML100℃1+4)

65±5

2

Compatibility oven ageing test

2.1 Test condition

70±2℃/240h

2.2 Tensile strength rate(%)

-15

2.3 Elongation rate at break(%)

-25

3

Compatibility oven ageing test

3.1 Test condition

100±2℃/336h

3.2 Tensile strength rate(%)

-30

3.3 Elongation at break rate(%)

-40

4

Heat extension test

4.1 Test condition

200±3℃/15min, stress20N/cm2

4.2 Loading elongation rate(%)

< 100

4.3 Un-loading elongation rate(%)

< 25

5

Ozone ageing test

5.1 Test condition

40℃/72h, concentration 2ppm

5.2 Test result

Without crack

6

Low-temperature bend test

6.1 Test condition

-35℃

6.2 Low-temperature elongation at unbreak rate(%)

> 30

6.3 Wire surface after low-temperature bend

Without crack

Standard No.:GB5013 & HD22 & VDE0282


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