膠管近年來(lai),開(kai)始(shi)采用(yong)熱塑性橡(xiang)(xiang)膠(jiao)(jiao),如(ru)熱塑性聚氨酯(zhi)橡(xiang)(xiang)膠(jiao)(jiao)、聚酯(zhi)橡(xiang)(xiang)膠(jiao)(jiao)等。膠(jiao)(jiao)管(guan)(guan)(guan)因易(yi)彎曲、能緩沖、重(zhong)量(liang)輕及安(an)裝使(shi)(shi)(shi)用(yong)方便等優點(dian),用(yong)途十分(fen)廣泛,如(ru)農(nong)業上排(pai)灌農(nong)田、港灣疏浚中吸排(pai)泥漿,飛機、坦克、汽車及許多機械裝備中的(de)(de)液壓(ya)(ya)系統(tong)、氣(qi)(qi)動(dong)系統(tong)、燃油(you)系統(tong)均(jun)使(shi)(shi)(shi)用(yong)許多膠(jiao)(jiao)管(guan)(guan)(guan)。氣(qi)(qi)割操作需要(yao)較大(da)的(de)(de)氧(yang)(yang)氣(qi)(qi)輸出量(liang),因此與(yu)氧(yang)(yang)氣(qi)(qi)表高壓(ya)(ya)端(duan)連接的(de)(de)氣(qi)(qi)瓶(或(huo)(huo)氧(yang)(yang)氣(qi)(qi)管(guan)(guan)(guan)道)閥門應全打(da)開(kai),以便保(bao)證提供足夠的(de)(de)流量(liang)和(he)穩定的(de)(de)壓(ya)(ya)力,防止低(di)壓(ya)(ya)表雖已表示工作壓(ya)(ya)力,但使(shi)(shi)(shi)用(yong)時壓(ya)(ya)力突然下降,此時容(rong)易(yi)發(fa)生(sheng)回火(huo),并(bing)可(ke)能倒(dao)燃進(jin)入氧(yang)(yang)氣(qi)(qi)膠(jiao)(jiao)管(guan)(guan)(guan)而引起(qi)(qi)爆炸。在保(bao)存、運輸和(he)使(shi)(shi)(shi)用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)時必須注(zhu)意維(wei)護,保(bao)持膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)清潔和(he)不受(shou)損壞。例如(ru)避免(mian)陽光照射,雨雪(xue)浸淋、防止與(yu)酸、堿(jian)、油(you)類及其他(ta)有機溶劑(ji)等影響(xiang)膠(jiao)(jiao)管(guan)(guan)(guan)質量(liang)的(de)(de)物質接觸。存放溫度為-15~40℃,距(ju)離熱源應不小(xiao)于1m.如(ru)果由(you)于保(bao)存和(he)使(shi)(shi)(shi)用(yong)時維(wei)護不善,或(huo)(huo)膠(jiao)(jiao)管(guan)(guan)(guan)使(shi)(shi)(shi)用(yong)日久老化脆硬,這些膠(jiao)(jiao)管(guan)(guan)(guan)內的(de)(de)硫磺質被分(fen)解(jie)出來(lai),常常會因此引起(qi)(qi)回火(huo)爆炸事(shi)故。