亚洲中文字幕无码久久2017

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                                                            超高壓電纜用超光滑半導電屏蔽材料料 HTDW-220
                                                            Ultra-smooth Cross-linkable Semi-conductive Shielding Compound for EHV Cables ...
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                                                            Product description 產品描述
                                                            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.
                                                            本產品適用于220KV及以下擠包絕緣電力電纜導體與絕緣層交聯型超高壓超光滑半導電屏蔽,采用超凈聚烯烴及超凈超導炭黑經先進的瑞士BUSS設備混煉加工而成,整個生產工藝為超凈全封閉系統。
                                                             
                                                            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
                                                            HTDW-220 90-100℃ 100-115℃
                                                             
                                                             
                                                            Physical and Electrical Properties 物理和電氣性能
                                                            Item
                                                                       
                                                            Unit
                                                             
                                                            Technical requirements
                                                            技術要求
                                                            DC Volume Resistivity
                                                            直流體積電阻率
                                                            23°C Ω·cm <100
                                                            90°C Ω·cm <1000
                                                            Density
                                                            密度
                                                            g/cm3 1.110~1.170
                                                            Tensile Strength
                                                            拉伸強度
                                                            MPa >11.7
                                                            Elongation at Break
                                                            斷裂伸長率
                                                            >150
                                                            Variation of tensile strength after aging(135°C×240h)
                                                            135°C×240h老化后拉伸強度變化率
                                                            ±25
                                                            Hot Set test
                                                            熱延伸(200°C,20萬帕斯卡)
                                                            Load-elongation
                                                            負載伸長率
                                                            ≤100
                                                            Permanent Deformation
                                                            永久變形性
                                                            ≤10
                                                            Rheological Value
                                                            流變值
                                                            N·m 0.70~1.57
                                                            Moisture Content
                                                            水份含量
                                                            PPm <500
                                                            Brittle Temperature
                                                            脆化溫度
                                                            °C -45
                                                            Surface finish, Projecting dimension
                                                            表面光潔度、突出尺寸
                                                            >50μm No./m2 <0
                                                            >20μm No./m2 <10
                                                             

                                                            亚洲中文字幕无码久久2017