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    您所在的位置:網站首頁 > > 產品中心 > XLPE絕緣材料 > 化學交聯絕緣料220KV及以下超高壓超純凈化學交聯聚乙烯絕緣料 XEJ-220
    220KV及以下超高壓超純凈化學交聯聚乙烯絕緣料 XEJ-220
    Ultra-purity Chemical Cross-Linkable PE Insulation Compound for EHV Power Cable (≤220KV) ...
    型號:0

    參考價:¥

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    Product description 產品描述
    Chemical cross-linkable PE insulating compound for EHV power cable which regard advanced LDPE resin as the main material, adds antioxidant, cross-linking agent and other accessory addhesives, 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 High voltage &EHV cross-linking cables. It is applicable for 220KV and below cross-linking cables.
    電力電纜用可化學交聯超高壓超純凈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、交聯劑等配合劑,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,專用于生產高壓、超高壓交聯電線電纜絕緣,本產品適用于220KV及以下交聯電線電纜。
     
    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 Temperature
    機頭溫度
    XEJ-220 115-120℃ 118-120℃
     
    Physical and Electrical Properties 物理和電氣性能
    Item
    試驗項目
    Unit
    單位
    Standard Data
    標準值
    Density
    密度
    g/cm3 0.922±0.003
    Tensile Strength
    拉伸強度
    MPa ≥17.0
    Elongation at Break
    斷裂伸長率
    % ≥450
    20℃Volume Resistivity
    20℃體積電阻率
    Ω·m ≥1.0×1014
    20℃Dielectric Strength,50Hz
    20℃介電強度, 50Hz
    MV/m ≥30.0
    20℃Dielectric Constant,50Hz
    20℃介電常數, 50Hz
    --- ≤2.3
    20℃Dielectric Dissipation Factor,50Hz
    20℃介質損耗因數, 50Hz
    --- ≤0.0003
    Impurity Content(Per 1.0Kg)
    雜質含量(每1.0Kg)
    100-250μm
    250-625μm
    >650 μm
     


     
    0
    0
    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
    Elongation Variation After Aging
    斷裂伸長變化率
    % ±20
    Hot Set Test Condition
    熱延伸試驗條件
    200℃×0.2MPa×15min
    Hot Elongation
    負荷下伸長率
    % ≤75
    Permanent Deformation After Cooling
    冷卻后永久形變
    % ≤5

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