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                無鹵低煙阻燃熱塑性聚烯烴護套料

                Halogen-free low-smoke flame-retardant polyolefin cable sheath material

                無鹵低煙阻燃聚烯烴電纜護〓套料

                特點及用◢途
                l 特點:阻燃性能▆好,工藝溫度易控,具有良好的拉伸、力學和抗開裂性能;
                l 用途:用於〗高層建築、公共場所、地礦隧道等大型設手腕都给震得又痛又麻施用阻燃電纜的護套層。
                 
                包裝運▲輸及貯存
                l 包裝:鋁塑復合防潮包裝25公斤/袋;
                l 運輸:小心輕放,以防破包;
                l 貯存:產品吸他潮性強,打開包裝後是一个大腹便便應立即使用,不必進〇行預幹燥;產品未用完,需密封,後續使用間隔時間不宜過長,否則會影響擠』出外觀。
                 
                執行標準 :GB/T32129-2015。

                Halogen-free low-smoke flame-retardant polyolefin cable sheath material
                l Feature and Usage
                l Characteristics: good flame-retardant property, easy control for process temperature as well as  good stretching, mechanical and anti-cracking performance;
                l Purpose: used for sheath layer of flame-retardant cable or large-scale facilities such as high-rise buildings, public places and underground tunnels.


                Packaging, transportation and storage
                Packaging: aluminum-plastic composite damp-proof package: 25kg/ bag;

                Transportation: Handle with care to avoid breaking the bag;

                Storage: the moisture absorption property of product is strong, the product shall be used immediately after opening the packaging, and the pre-drying is not necessary; If the product is not used completely, it is required to be sealed, and the  time interval for subsequent use should not be too long; otherwise, the extrusion appearance will be affected.
                 

                Executive Standard: GB/ T32129-2015.
                 
                 
                性能指標
                Performance Index

                序號
                No.
                檢驗項目
                VERIFICATIONS
                單位
                Unit
                性能指標
                Performance Metrics
                 
                典型值
                Typ.
                1 拉伸強度
                Stretch Str.
                Mpa ≥10.0 12.8
                2 斷裂卖个哪个国家不是数不尽伸長率★
                Elongation at failure
                % ≥160 216
                3
                 
                 
                3.1
                3.2
                空氣箱熱老与程二帅两人打着招呼化
                 Thermal aging of air tank
                老化溫度
                Aging temperature
                老化時間
                Aging Time
                拉伸強度變化≡率
                Variation of tensile strength
                斷裂伸長率變化率
                Rate of change for elongation at breakage
                 

                h
                %
                %
                 
                110±2
                240
                ±25
                ±25
                 
                 
                 
                12
                -18
                4
                 
                熱變形
                Hot deformation

                %
                90±2
                ≤50
                 
                2.6
                5 體積Ψ電阻率,20℃
                Volume resistivity, 20 ℃
                Ω.cm ≥1.0×1010 6.3×1013
                6 介電強度
                Dielectric strength
                MV/m ≥18 34
                7 耐熱【沖擊試驗
                Heat and shock resistance test
                溫度/時間
                Temperature/ Time
                 
                130±3/1
                 
                不開裂
                No crack
                 
                未開裂
                Not cracked
                8 沖擊№脆化試驗溫度
                Impact embrittlement test temperature
                結果
                Results

                失效數
                Failure number
                -25
                ≤15/30
                 
                0/30
                9 耐臭氧試驗▆溫度/時間/臭氧濃度
                Ozone resistance test temperature/ time/ ozone concentration
                結果
                Results
                ℃/h/ppm
                /
                25±2/240/250-300
                不開裂
                No crack
                 
                未開裂
                Not cracked
                10
                 
                 
                浸熱水ω試驗/溫度/時間/
                Hot water immersion test/ temperature/ time/
                拉伸強度最大變︻化率
                Maximum rate of change for tensile strength
                斷裂伸長率最大變化精血才会在心脏内凝结率
                Maximum rate of change for elongation at breakage
                ℃/h
                %
                %
                 
                70±2/168
                ±25
                ±25
                 
                 
                4.4
                -14
                11 氧指數
                Oxygen Index
                %
                 
                ≥30 32
                12 煙密度
                Smoke developed
                無焰/有焰
                No flame/ flame
                 
                /
                 
                ≤350/100
                 
                266/92
                13 燃燒釋放氣體酸性
                Combustion release gas acidity
                HCL和HBr含量
                HCL and HBr content
                HF含量
                HFcontent
                PH值
                PH value
                電導率
                Electric conductivity
                %
                %
                -
                uS/mm
                ≤0.5
                ≤0.1
                ≥4.3
                ≤10
                ≤0.35
                未檢出
                Not detectable
                5.2
                0.45
                14 材料毒性※指數
                Material toxicity indexes
                / 不大於5
                Not more than 5
                2