Model 牌号 |
Machine Barrel Temperature 机筒温度 |
Molding Temprature 模头温度 |
ZSEJ90-2-N ZSEJ90-2-M4 |
155-175℃ | 180-190℃ |
Item 试验项目 |
Unit 单位 |
Technical requirements 技术要求 |
||
Density 密度 |
g/cm3 | 0.922±0.005 | ||
Tensile Strength 拉伸强度 |
MPa | ≥13.5 | ||
Elongation at Break 断裂伸长率 |
% | ≥350 | ||
Brittle Temperature with Low Temperature 低温脆化温度 |
℃ 失效数 |
-76 ≤15/30 |
||
20℃Volume Resistivity 20℃体积电阻率 |
Ω·m | ≥1.0×1014 | ||
20℃Dielectric Strength,50Hz 20℃介电强度, 50Hz |
MV/m | ≥25.0 | ||
20℃Dielectric Constant,50Hz 20℃介电常数, 50Hz |
---- | ≤2.35 | ||
Air Aging Condition 热空气老化条件 135℃×168h |
Tensile Strength Variation After Aging 拉伸强度变化率 |
% | ±20 | |
Elongation Variation After Aging 断裂伸长变化率 |
% | ±20 | ||
Hot Set Test Condition 热延伸试验条件 1.0mm厚度×25℃环境温度×65%环境湿度 |
48 hours later 48h后 |
Hot Elongation 负荷下伸长率 |
% | ≤200 |
Permanent Deformation after Cooling 冷却后永久形变 |
% | ≤50 | ||
120 hours later 120h后 |
Hot Elongation 负荷下伸长率 |
% | ≤160 | |
Permanent Deformation after Cooling 冷却后永久形变 |
% | ≤15 | ||
240 hours later 240h后 |
Hot Elongation 负荷下伸长率 |
% | ≤100 | |
Permanent Deformation after Cooling 冷却后永久形变 |
% | ≤5 |