Application:
SEJ90-1-N, ESEJ90-1-M are one-step silan cross-linkable polyethylene insulation compound for low-voltage cables. They are mainly used for the insulation
of low-voltage cables and control cables for 3KV and below. The maximum operating temperature is 90℃.
Processing Indicator
Recommend to process with the PE extruder.
Main technical data:
Model
|
Machine Barrel Temperature |
Molding Temprature
|
SEJ90-1-N SEJ90-1-M |
160-200℃ |
215-220℃ |
Item
|
Unit
|
Technical requirements |
||
Density
|
g/cm3 |
0.922±0.005 |
||
Tensile Strength
|
MPa |
≥13.5 |
||
Elongation at Break
|
% |
≥350 |
||
Brittle Temperature with Low Temperature |
℃
|
-76 ≤15/30 |
||
20℃ Volume Resistivity
|
Ω·m |
≥1.0×1014 |
||
20℃ Dielectric Strength,50Hz
|
MV/m |
≥25.0 |
||
20℃ Dielectric Constant,50Hz
|
---- |
≤2.35 |
||
Air Aging Condition 135±2℃×168h |
Tensile Strength Variation After Aging
|
% |
±20 |
|
Elongation Variation After Aging
|
% |
±20 |
||
Hot Set Test Condition 200℃ ×0.2MPa×15min |
1mm thick 95 ℃ boiled 2 hours test 1mm |
Hot Elongation |
% |
≤100 |
Permanent Deformation after Cooling
|
% |
≤5 |