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10KV及以下化学交联黑色聚乙烯架空绝缘料 YJW-10
Chemical Cross-Linkable PE Overhead Insulation Black Compound (≤10KV) ...
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Product description 产品描述
Chemical cross-linkable PE insulation black compound for power cables which regard advanced LDPE resin as the main material, add antioxidant, cross-linking agent and other accessory additives, is manufactured by advanced closed extruder. It has excellent extrusion property and physical property, impurity content is controlled within limits. This product is mainly used for the insulation of medium-low voltage cross-linking overhead cables. Working temperature is 90℃.It is applicable for 10KV and below cross-linking cables.
电力电缆用黑色可化学交联聚乙烯绝缘料是以优质低密度聚乙烯树脂为主要原材料,加入抗氧剂、交联剂等配合剂,采用先进的封闭式混炼装置加工而成,它兼有良好的挤出性能和物理性能,杂质含量符合要求,专用于生产中、低压交联架空电缆绝缘,长期工作温度为90℃,本产品适用于10KV及以下交联电线电缆。
 
Processing Indicator 加工工艺
Recommend to process with the PE extruder. 建议使用聚乙烯专用挤出机进行加工。


Model
牌号
Machine Barrel Temperature
机筒温度
Molding Temperature
机头温度
YJW-10 100-115℃ 110-115℃

Physical and Electrical Properties 物理和电气性能
Item
试验项目
Unit
单位
Technical requirements
技术要求
Tensile Strength
拉伸强度
MPa ≥13.0
Elongation at Break
断裂伸长率
% ≥300
Brittle Temperature with Low Temperature
低温脆化温度
-76
20℃Volume Resistivity
20℃体积电阻率
Ω·m ≥1.0×1013
20℃Dielectric Strength,50Hz
20℃介电强度, 50Hz
MV/m ≥22.0
20℃Dielectric Dissipation Factor,50Hz
20℃介质损耗因数, 50Hz
--- ≤0.001
Resistance to Environmental Stress Cracking F0
耐环境应力开裂F0
h ≥1000
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
Artificial Weathering Aging
人工气候老化0-1008h
Tensile Strength Variation After Aging
拉伸强度变化率
% ±30
Elongation Variation After Aging
断裂伸长率变化率
% ±30
Artificial Weathering Aging
人工气候老化504-1008h
Tensile Strength Variation After Aging
拉伸强度变化率
% ±30
Elongation Variation After Aging
断裂伸长率变化率
% ±30
Hot Set Test Condition
热延伸试验条件
200℃×0.2MPa×15min
Hot Elongation
负荷下伸长率
% ≤80
Permanent Deformation After Cooling
冷却后永久形变
% ≤5