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化學交聯聚乙烯絕緣料 XEJ-10 XEJ-35
Chemical Cross-Linkable PE Insulation Compound...
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Product description產品描述
Chemical cross-linkable PE insulation compound for power cables which regards advanced LDPE resin as the main raw material, adds antioxidant, cross-linking agent and other accessory ingredients, is manufactured by advanced closed extruding equipment. It has excellent extrusion property and physical property, its impurity content is controlled within limits. This product is mainly used as the insulation of medium-low voltage cross-linking cables. Long-term working temperature is 90℃.
電力電纜用可化學交聯聚乙烯絕緣料是以優質低密度聚乙烯樹脂為主要原材料,加入抗氧劑、交聯劑等助劑,采用先進的封閉式混煉裝置加工而成,它兼有良好的擠出性能和物理性能,雜質含量符合要求,專用于生產中、低壓交聯電線電纜,長期工作溫度為90℃。
 
 
Processing Indicator 加工工藝
Recommend to process with the PE extruder
建議使用聚乙烯專用擠出機進行加工。


Model
牌號
Machine Barrel Temperature
機筒溫度
Molding Temprature
機頭溫度
XEJ-10/ XEJ-35 100-115℃ 110-115℃
 
 
 
Physical and Electrical Properties 物理和電氣性能

Item

試驗項目

Unit
單位

Standard Data

標準值

XEJ-10 XEJ-35
Density
密度
g/cm3 0.922±0.003 0.922±0.003
Tensile Strength
拉伸強度
MPa ≥13.5 ≥13.5
Elongation at Break
斷裂伸長率
% ≥350 ≥350
Brittle Temperature with Low Temperature
低溫脆化溫度
-76 -76
20℃Volume Resistivity
20℃體積電阻率
Ω·m ≥1.0×1014 ≥1.0×1014
20℃Dielectric Strength,50Hz
20℃介電強度, 50Hz
MV/m ≥25.0 ≥25.0
20℃Dielectric Constant,50Hz
20℃介電常數, 50Hz
--- ≤2.35 ≤2.35
20℃Dielectric Dissipation Factor,50Hz
20℃介質損耗因數, 50Hz
--- ≤0.001 ≤0.0005
Impurity Content(Per 1.0Kg)
雜質含量(每1.0Kg)
0.175-0.250 mm
≥0.250 mm
 
 
個(No.)
個(No.)
---  
 
≤5
0
Air Aging Condition
熱空氣老化條件
135℃×168h
Tensile Strength Variation After Aging
拉伸強度變化率
% ≤±20 ≤±20
Elongation Variation After Aging
斷裂伸長變化率
% ≤±20 ≤±20
Hot Set Test Condition
熱延伸試驗條件
200℃×0.2MPa×15min
Hot Elongation
負荷下伸長率
% ≤80 ≤80

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