推荐回答(3个)
热缩管
热缩套管又名热收缩保护套管,为电线、电缆和电线端子提供绝缘保护。
具有高温收缩、柔软阻燃、绝缘防蚀等,广泛用于各种线束、焊点、电感的绝缘保护和金属管、棒的防锈、防蚀等热缩管的材料主要是塑料,包括PVC,ABS,EVA,PET等等。通过使用热风机可以使之紧缩,起到绝缘,防护等功能。
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扩展资料:
使用:生产时把热缩管加热到高弹态,施加载荷使其扩张,在保持扩张的情况下快速冷却,使其进入玻璃态,这种状态就固定住了。在使用时一加热,它就会变回高弹态,但这时载荷没有了,它就要回缩。
性能:具有高温收缩、柔软阻燃、绝缘防蚀功能。广泛应用于各种线束、焊点、电感的绝缘保护,金属管、棒的防锈、防蚀等,电压等级600V。
参考资料来源:百度百科-热缩管
此问题的答案是“热缩管”。
“热缩管”具体有以下3种类型:
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PVC热缩套管。
PVC热缩套管具有遇热收缩的特殊功能,加热98℃以上即可收缩,使用方便。产品按耐温分为85℃和105℃两大系列,规格Φ2-Φ200,产品符合欧盟RoHS环保指令。用于电解电容器、电感,产品耐高温性能好、无二次收缩,可代为印刷。 用于各种充电电池的单体、组合包装,并代为设计、印刷图样,并可代客裁切。 用于各种窗帘杆、浴帘杆、挂杆、拖把杆、扫帚柄、工具杆、伸缩杆、园林工具、撑杆等管状物品的外包覆。并可用于低压室内母线铜排、接头、线束的标识、绝缘外包覆。效率高、设备投资少、综合成本小。 用于灯饰、LED引脚的包覆,及吉它、包装瓶口的包裹,是新一代的包装材料。无论是民用、车用还是军用,都是上选。
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PET热缩管。
PET热缩管(聚酯热缩管)从耐热性、电绝缘性能、机械性能上都大大超过pvc热缩套管,更重要的是PET热收缩套管具有无毒性,易于回收,对人体和环境不会产生毒害影响,更符合环保要求。PET热缩管的环保性能高于欧盟RoHs指令标准,可达到Sony SS-00259环保标准。不含镉(Cd)、铅(Pb)、汞(Hg)、六价铬(CrVI)、多溴联苯(PBBs)、多溴联苯醚(PBBEs/PBDEs),多氯联苯(PCB),多氯三联苯(PCT),多氯化萘(PCN)等1级环境管理禁用物质,是电解电容器、电感等电子元器件、高档充电电池,玩具及医疗器械的外包覆,完全能满足出口要求。
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含胶热缩管。
含胶双壁热缩套管外层采用优质的聚烯烃合金,内层热熔胶复合加工而成。产品成型后经电子加速器辐照交联、连续扩张而成。外层具有柔软、低温收缩、绝缘、防腐、耐磨等优点,内层具有低熔点、粘附力好、防水密封和机械应变缓冲性能等优点。广泛应用于电子设备的接线防水、防漏气,多股线束的密封防水(如家电线束、汽车线束等),电线电缆分支处的密封防水,金属管线的防腐保护,电线电缆的修补,水泵和潜水泵的接线防水等场合。双壁热收缩套管采用聚烯烃类无卤阻燃材料和热熔胶双层共挤工艺生产。外层为聚烯烃具有绝缘、无卤阻燃、低温收缩等特点;内层为热熔胶具有低熔点、粘附力好、防水密封和机械应变缓冲等优点。
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