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超高压电缆用超光滑半导电屏蔽材料料 HTDW-220
Ultra-smooth Cross-linkable Semi-conductive Shielding Compound for EHV Cables ...
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Product description 产品描述
The product is applicable for EHV ultra-smooth cross-linkable semi-conductive shielding between connductors of extrusion insulation power cables and insulation layers. It is manufactured with ultra-purity polyolefin and ultra-purity conductive carbon black by Swiss BUSS extrusion equipment by compounding process. All the whole production process is ultra-purity and closed system.
本产品适用于220KV及以下挤包绝缘电力电缆导体与绝缘层交联型超高压超光滑半导电屏蔽,采用超净聚烯烃及超净超导炭黑经先进的瑞士BUSS设备混炼加工而成,整个生产工艺为超净全封闭系统。
 
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
HTDW-220 90-100℃ 100-115℃
 
 
Physical and Electrical Properties 物理和电气性能
Item
           
Unit
 
Technical requirements
技术要求
DC Volume Resistivity
直流体积电阻率
23°C Ω·cm <100
90°C Ω·cm <1000
Density
密度
g/cm3 1.110~1.170
Tensile Strength
拉伸强度
MPa >11.7
Elongation at Break
断裂伸长率
>150
Variation of tensile strength after aging(135°C×240h)
135°C×240h老化后拉伸强度变化率
±25
Hot Set test
热延伸(200°C,20万帕斯卡)
Load-elongation
负载伸长率
≤100
Permanent Deformation
永久变形性
≤10
Rheological Value
流变值
N·m 0.70~1.57
Moisture Content
水份含量
PPm <500
Brittle Temperature
脆化温度
°C -45
Surface finish, Projecting dimension
表面光洁度、突出尺寸
>50μm No./m2 <0
>20μm No./m2 <10