Low density PE jacket material

Serial Number

Item

Detect items

Unit

Specification

1

Melt Flow Index

g/10min

≤2.0

2

Density

g/cm3

≤0.940

3

Tensile Strength

MPa

≥13.0

4

Elongation at Break

断裂伸长率

%

≥500

*5

Cold brittle point,degree,Max

低温冲击脆化温度

-76℃

Pass

通过

*6

Environment Stress Crack≥96h

耐环境应力开裂≥96h

F0

0/10

*7

Oxidative induction time,at 200 degree C,minute

Oxidation induction period at 200 °C

Min

≥30

*8

Content of carbon black

炭黑含量

%

2.60±0.25

*9

Dispersed degree

Carbon black dispersion

Grade

level

≤3

*10

Volume Resistivity at 20℃

20℃体积电阻率

Ω.m

≥1×1014

*11

Dielectric Constant

介电常数

HZ

≤2.8

*12

Dielectric strength

介电强度

MV/m

≥25