| SPECIFICATION OF HDPE FOR CABLE
INSULATION |
| PROPERTY |
UNIT |
SPECIFICATION |
TEST |
| Melt Flow Index |
g/10min |
≤0.4 |
ASTM D1238 |
| Density |
g/cm3 |
0.92-0.945 |
ASTM D1505 |
| tensile strength |
Mpa |
≥13.0 |
ASTM D638 |
| Elongation at break |
% |
≥500 |
ASTM D638 |
| Brittle temperature at low temperature |
°C |
≤-76 |
ASTM D746 |
| ESCR ,FO |
H |
≥96 |
ASTM D1693 |
| Oxidation induction period at 200°C |
Min |
-- |
-- |
| Content of Carbon black |
% |
-- |
-- |
| Carbon Black dispersion |
-- |
≥6 |
GB2951 |
| Absorption coeffcient |
-- |
≥400 |
| Ceka softening point |
°C |
-- |
ASTM D1525 |
| Dielectric strength |
Mv/m |
≥25 |
ASTM D149 |
| Volume resistivity |
Ω.m |
≥1*1014 |
ASTM D257 |
| Dielectric Constant |
-- |
-- |
ASTM D1505 |
Property: Granule
Packing: In 25kg polyethylene film bag with outer polypropylene woven bag. Can be palletized.
|
