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超高压电缆用的半导电PE护套料 BD-PE-1818
Semi-conductive PE Jacketing Compound for EHV Cables...
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Product Description 产品描述
Semi-conductive PE jacketing compound for EHV cables mainly regards polymer raw material as carriers, and adds conductive carbon black, anti-oxidant, auxiliary ingredient, and operated through compounding processes. It is mainly used for semi-conductive outer jacketing of EHV cables and other related applications. This product has excellent processability, mechanical properties, heat-resistant property and high temperature cracking-resistant properties.
超高压电缆专用半导电聚烯烃护套料主要以高分子材料为载体,加入导电炭黑、抗氧剂、加工助剂经混炼设备制造而成。主要用于超高压电压等级半导电电缆外护套层等相关应用领域。本产品具有优异的加工性能、机械物理性能、耐热性能和抗高温开裂性等特点。
 
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
BD-PE-1818 80-150℃ 160-220℃
 
Special Attention: 60 ℃ pre-drying before using. Recommend processing temperature 180-220 ℃.
Pack with vacuum aluminum foil as inner bags and kraft paper compound pocket outside.
Net 25KG/bag, and should be moisture proof and fire proof.
特别注意:使用前60℃预烘干; 建议加工温度为180-220℃;采用抽真空铝箔内袋,外加牛皮纸复合袋,25公斤/袋;防潮、防火。
 
Physical and Electrical Properties 物理和电气性能
Item
试验项目
Unit
单位
Performance requirements
性能要求
Tensile Strength
拉伸强度
Mpa ≥12.0
Elongation at Break
断裂伸长率
% ≥450
Air Aging
空气烘箱老化
(100℃±2)℃168h
Changing rate of Tensile strength
抗张强度变化率
% ±25
Elongation Variation After Aging
断裂伸长率变化率
% ±25
Brittle Temperature With Low Temperature Impact
低温冲击脆化温度
-45
20℃Volume Resistivity
20℃体积电阻率
Ω·cm ≤100
Relative Density
相对密度
g/cm3 ≤1.20
Resistance to Environmental Stress Cracking
耐环境应力开裂
Hrs >500