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主要用于通信电缆，控制电缆和电力电缆的护套层。
Mainly applied in cracking resistant sheath of communication cable, control cable and power cable.
护套层：用聚乙烯或聚氯乙烯挤塑在编织层上而成的。
Sheathing layer: PVC extruded polyethylene or in the form of weaving.
其纱辫充当除了护套外的防震缓冲层，同时又可以作为铜线和胶带间的绑带。
The braid is used as an additional shield, which creates the shock-absorption layer beyond the jacket and at the same time is a bandage for the copper tapes screen.
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