柔性礦物(wu)(wu)電(dian)(dian)(dian)(dian)纜(lan)(lan)RTTZ類有標準(zhun)GB/T 34926-2017，其余型號有各(ge)(ge)家企業自己制(zhi)(zhi)定的(de)標準(zhun)，各(ge)(ge)廠家標準(zhun)高低不一，絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)檢測，質量參差不齊(qi)。礦物(wu)(wu)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)堅固耐用(yong)，可(ke)(ke)經受劇烈的(de)機械破壞，而(er)不會損害其電(dian)(dian)(dian)(dian)性能(neng)。對(dui)同相同截面的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)而(er)言，礦物(wu)(wu)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)比(bi)其他(ta)類型的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)傳輸較高的(de)電(dian)(dian)(dian)(dian)流。同時，礦物(wu)(wu)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)還可(ke)(ke)耐受相當的(de)過載。礦物(wu)(wu)質絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)按用(yong)途不同分為：配線(xian)電(dian)(dian)(dian)(dian)纜(lan)(lan)、加熱電(dian)(dian)(dian)(dian)纜(lan)(lan)和(he)加熱元件、熱電(dian)(dian)(dian)(dian)偶電(dian)(dian)(dian)(dian)纜(lan)(lan)及補償電(dian)(dian)(dian)(dian)纜(lan)(lan)、特種(zhong)電(dian)(dian)(dian)(dian)纜(lan)(lan)等(deng)。礦物(wu)(wu)絕(jue)緣(yuan)(yuan)(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)是由銅和(he)氧化(hua)鎂制(zhi)(zhi)成。銅的(de)熔點(dian)為1083℃，氧化(hua)鎂的(de)熔點(dian)是2800℃。

氧(yang)化具有(you)比塑(su)料更好的導體系數，所(suo)以(yi)(yi)(yi)同樣的工作(zuo)溫度(du)，截(jie)流量(liang)更大，對(dui)于16mm以(yi)(yi)(yi)上的線路，可以(yi)(yi)(yi)降(jiang)低一(yi)個截(jie)面(mian)，對(dui)不(bu)(bu)允許人(ren)接(jie)觸的地(di)方(fang)(fang)，可以(yi)(yi)(yi)降(jiang)低兩個截(jie)面(mian)。在(zai)礦(kuang)物(wu)(wu)絕(jue)(jue)緣電(dian)纜(lan)中(zhong)應(ying)用的二(er)種材(cai)料銅和礦(kuang)物(wu)(wu)質(zhi)絕(jue)(jue)緣是無機物(wu)(wu)。此種電(dian)纜(lan)不(bu)(bu)會燃燒(shao)，也不(bu)(bu)會助燃，在(zai)接(jie)近火焰的條(tiao)件下仍可繼續操作(zuo)。銅護(hu)(hu)套(tao)在(zai)1083℃下熔融(rong)。礦(kuang)物(wu)(wu)絕(jue)(jue)緣電(dian)纜(lan)的銅護(hu)(hu)套(tao)具有(you)高耐腐(fu)蝕(shi)性，對(dui)于大多數的裝置來說(shuo)，它不(bu)(bu)需要采取附加的防護(hu)(hu)措施。在(zai)電(dian)纜(lan)的銅護(hu)(hu)套(tao)易(yi)遭受(shou)化學品腐(fu)蝕(shi)或工業染污嚴(yan)重的地(di)方(fang)(fang)，應(ying)使用包有(you)塑(su)料外護(hu)(hu)套(tao)保護(hu)(hu)礦(kuang)物(wu)(wu)絕(jue)(jue)緣電(dian)纜(lan)。

礦(kuang)物(wu)絕緣(yuan)電(dian)(dian)纜(lan)（Mineral insulated cable），一種以銅(tong)(tong)護套(tao)(tao)(tao)包裹銅(tong)(tong)導(dao)體(ti)芯線，并以氧化末為(wei)無(wu)機絕緣(yuan)材(cai)料隔離導(dao)體(ti)與護套(tao)(tao)(tao)的電(dian)(dian)纜(lan)，外層(ceng)可按需(xu)選擇適(shi)當保護套(tao)(tao)(tao)。礦(kuang)物(wu)質絕緣(yuan)電(dian)(dian)纜(lan)被廣(guang)泛(fan)用(yong)(yong)于(yu)站、冶金、化工、礦(kuang)井、航天、高層(ceng)建筑(zhu)、機場(chang)、碼頭、地下鐵道等客流集中場(chang)所(suo)，用(yong)(yong)以保障火災(zai)情(qing)況下消(xiao)防(fang)水泵(beng)、消(xiao)防(fang)電(dian)(dian)梯、重(zhong)要(yao)負荷、應急疏散指示、以及(ji)防(fang)、排煙系(xi)統等重(zhong)要(yao)消(xiao)防(fang)設備用(yong)(yong)電(dian)(dian)。柔(rou)性(xing)(xing)礦(kuang)物(wu)電(dian)(dian)纜(lan)可連續生產，不同的金屬護套(tao)(tao)(tao)結構又擁有(you)不同的彎曲(qu)性(xing)(xing)能，國內工藝主要(yao)有(you)銅(tong)(tong)管(guan)（剛性(xing)(xing)）、鋁管(guan)、橫焊波紋(wen)銅(tong)(tong)管(guan)、聯鎖鎧裝金屬護套(tao)(tao)(tao)，允(yun)許彎曲(qu)半徑(jing)依次遞減，小只到7D（D為(wei)電(dian)(dian)纜(lan)外徑(jing)，普(pu)通電(dian)(dian)纜(lan)彎曲(qu)半徑(jing)約為(wei)10D），設計(ji)施工方(fang)面應考慮實際場(chang)地、電(dian)(dian)纜(lan)橋架限制，選用(yong)(yong)合適(shi)的產品。一般來說，允(yun)許彎曲(qu)半徑(jing)越(yue)小，安(an)裝難度就越(yue)小。