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儀表電纜

阻燃電線電纜與耐火電線電纜原理相同嗎?

2020-07-28
作者:翊成網絡z

阻燃電線電纜與耐火電線電纜被廣泛的應用于各類工程線路中,這兩種電線電纜雖然在功能上有一定的重合,但是實際上是兩種完全不同的電線電纜。其中阻燃電纜有點很多,比如低煙、低鹵、阻燃等,適用范圍廣泛,但是實際情況是耐火型電線電纜在一定情況下基本可以完全取代阻燃型電線電纜,但是反之則不行。


電線電纜價格


阻燃型電線電纜與耐火型電纜線電纜在原理上是有很大不同的。這里就要提到鹵素的問題,含鹵素電線電纜的阻燃原理其實是靠鹵素的阻燃效果,而不含鹵素的電線電纜其阻燃原理是靠燃燒時析出水,降低其溫度來熄滅火。耐火型電線電纜其實是靠其特有的耐火層中的云母材料的耐火、耐熱特性,達成電纜電線的耐火效果,從而在發生火災時,電線電纜也可以正常工作一段時間。

目前市場上除了老式的耐火、阻燃電線電纜外,有一種礦物質絕緣防火電纜正在被越來越多的使用,其優質的防火性能廣受好評。


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