防(fang)火(huo)套(tao)管(guan)(guan)是一種用(yong)于(yu)保(bao)護(hu)建筑(zhu)物(wu)和(he)設(she)(she)備(bei)免(mian)受火(huo)災危(wei)害的(de)(de)套(tao)管(guan)(guan)，具有耐(nai)火(huo)、耐(nai)熱、耐(nai)腐(fu)蝕等優點(dian)。它的(de)(de)應(ying)用(yong)范圍包括：電(dian)力行業(ye)：用(yong)于(yu)保(bao)護(hu)電(dian)線、電(dian)纜和(he)變壓器等設(she)(she)備(bei)，防(fang)止(zhi)火(huo)災蔓延(yan)(yan)和(he)損(sun)(sun)失(shi)。石油化工行業(ye)：用(yong)于(yu)保(bao)護(hu)管(guan)(guan)道、閥(fa)門(men)和(he)設(she)(she)備(bei)等，防(fang)止(zhi)化學品(pin)的(de)(de)燃(ran)燒和(he)腐(fu)蝕。建筑(zhu)行業(ye)：用(yong)于(yu)保(bao)護(hu)樓梯(ti)(ti)間(jian)、電(dian)梯(ti)(ti)井、管(guan)(guan)道井等建筑(zhu)物(wu)，防(fang)止(zhi)火(huo)災蔓延(yan)(yan)和(he)損(sun)(sun)失(shi)。交(jiao)通運(yun)輸行業(ye)：用(yong)于(yu)保(bao)護(hu)車輛(liang)、船(chuan)舶、飛機等交(jiao)通工具，防(fang)止(zhi)火(huo)災蔓延(yan)(yan)和(he)損(sun)(sun)失(shi)。其他行業(ye)：用(yong)于(yu)保(bao)護(hu)任何需要(yao)(yao)防(fang)火(huo)的(de)(de)建筑(zhu)物(wu)、設(she)(she)備(bei)和(he)場所。總之，防(fang)火(huo)套(tao)管(guan)(guan)是一種重要(yao)(yao)的(de)(de)防(fang)火(huo)安全設(she)(she)備(bei)，可以有效地保(bao)護(hu)人們的(de)(de)生命財(cai)產安全。

金(jin)屬(shu)護(hu)(hu)套(tao)是一(yi)種電(dian)(dian)(dian)(dian)(dian)(dian)氣工程名詞，主要(yao)(yao)用(yong)于(yu)保(bao)護(hu)(hu)電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)纜不受(shou)機械(xie)損(sun)傷、防止火災、防止外(wai)力(li)破壞(huai)以及(ji)防止有(you)害的(de)機械(xie)壓(ya)(ya)力(li)。金(jin)屬(shu)護(hu)(hu)套(tao)的(de)原(yuan)理主要(yao)(yao)是通過(guo)(guo)金(jin)屬(shu)材料(liao)的(de)導電(dian)(dian)(dian)(dian)(dian)(dian)性和(he)韌(ren)性來保(bao)護(hu)(hu)電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)纜。當電(dian)(dian)(dian)(dian)(dian)(dian)流通過(guo)(guo)時，金(jin)屬(shu)護(hu)(hu)套(tao)可以將電(dian)(dian)(dian)(dian)(dian)(dian)流分(fen)散(san)到地面，從而防止電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)纜因電(dian)(dian)(dian)(dian)(dian)(dian)流過(guo)(guo)大而損(sun)壞(huai)。同時，金(jin)屬(shu)護(hu)(hu)套(tao)還可以提供一(yi)定的(de)保(bao)護(hu)(hu)屏障，阻止外(wai)界的(de)機械(xie)應力(li)和(he)高溫(wen)對電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)和(he)電(dian)(dian)(dian)(dian)(dian)(dian)纜的(de)影(ying)響，從而保(bao)證電(dian)(dian)(dian)(dian)(dian)(dian)力(li)傳(chuan)輸(shu)的(de)穩定和(he)安全。在電(dian)(dian)(dian)(dian)(dian)(dian)力(li)工程中，金(jin)屬(shu)護(hu)(hu)套(tao)被廣泛應用(yong)于(yu)高壓(ya)(ya)輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)路和(he)配電(dian)(dian)(dian)(dian)(dian)(dian)線(xian)路中，也用(yong)于(yu)變電(dian)(dian)(dian)(dian)(dian)(dian)站、配電(dian)(dian)(dian)(dian)(dian)(dian)所和(he)開關(guan)站等電(dian)(dian)(dian)(dian)(dian)(dian)力(li)設施中。

玻璃纖維套管是一種耐(nai)高溫材料，可(ke)以承(cheng)受高達400度的高溫。它具(ju)有輕(qing)質(zhi)(zhi)、高強度和良好的熱穩(wen)定(ding)性(xing)等優點，被(bei)廣(guang)泛(fan)(fan)應用于航空航天工業和高科技(ji)領(ling)域(yu)等領(ling)域(yu)中它的主要(yao)成(cheng)分是硅酸鹽類合成(cheng)材質(zhi)(zhi)制(zhi)成(cheng)；其(qi)中含有的二氧化(hua)爐以及各種金屬(shu)元素確(que)保了產品的化(hua)學(xue)性(xing)質(zhi)(zhi)穩(wen)定(ding)性(xing)和極高的蠕變性(xing)且(qie)在升溫時(shi)線性(xing)膨脹(zhang)系數小而且(qie)具(ju)有良好的導電性(xing)低介(jie)電阻抗(kang)及優良的熱絕緣性(xing)能（絕燃）其(qi)軸(zhou)心抗(kang)壓程度達到157Mpa以上;廣(guang)泛(fan)(fan)應用與發動(dong)機廠夾層(ceng)軸(zhou)承(cheng)座支架結構整體出(chu)口(kou)居(ju)多！