膠管近年來(lai),開始(shi)采(cai)用(yong)(yong)熱(re)(re)塑性橡膠(jiao),如(ru)(ru)熱(re)(re)塑性聚氨酯橡膠(jiao)、聚酯橡膠(jiao)等。膠(jiao)管(guan)(guan)(guan)因易(yi)(yi)彎曲、能緩(huan)沖、重量(liang)(liang)(liang)輕及(ji)安裝使(shi)(shi)用(yong)(yong)方便等優(you)點,用(yong)(yong)途(tu)十(shi)分廣泛,如(ru)(ru)農(nong)業上排灌農(nong)田、港灣疏(shu)浚中吸排泥漿,飛機、坦克、汽(qi)車(che)及(ji)許多(duo)機械裝備中的(de)(de)液壓(ya)(ya)系統、氣(qi)(qi)動(dong)系統、燃油系統均(jun)使(shi)(shi)用(yong)(yong)許多(duo)膠(jiao)管(guan)(guan)(guan)。氣(qi)(qi)割(ge)操作(zuo)需要較大的(de)(de)氧(yang)氣(qi)(qi)輸出量(liang)(liang)(liang),因此與氧(yang)氣(qi)(qi)表(biao)高壓(ya)(ya)端連接的(de)(de)氣(qi)(qi)瓶(或氧(yang)氣(qi)(qi)管(guan)(guan)(guan)道)閥門(men)應全打開,以(yi)便保(bao)證提(ti)供(gong)足夠(gou)的(de)(de)流量(liang)(liang)(liang)和(he)穩定的(de)(de)壓(ya)(ya)力,防止低壓(ya)(ya)表(biao)雖已表(biao)示工作(zuo)壓(ya)(ya)力,但(dan)使(shi)(shi)用(yong)(yong)時壓(ya)(ya)力突然下降(jiang),此時容易(yi)(yi)發生回(hui)火,并(bing)可能倒燃進入(ru)氧(yang)氣(qi)(qi)膠(jiao)管(guan)(guan)(guan)而引起爆(bao)炸。在保(bao)存(cun)、運(yun)輸和(he)使(shi)(shi)用(yong)(yong)膠(jiao)管(guan)(guan)(guan)時必須注(zhu)意維(wei)護,保(bao)持膠(jiao)管(guan)(guan)(guan)的(de)(de)清潔和(he)不受(shou)損壞。例如(ru)(ru)避(bi)免陽光照射,雨雪(xue)浸淋、防止與酸、堿、油類及(ji)其他有(you)機溶劑等影響(xiang)膠(jiao)管(guan)(guan)(guan)質(zhi)量(liang)(liang)(liang)的(de)(de)物質(zhi)接觸。存(cun)放溫度為-15~40℃,距(ju)離熱(re)(re)源應不小于1m.如(ru)(ru)果由于保(bao)存(cun)和(he)使(shi)(shi)用(yong)(yong)時維(wei)護不善,或膠(jiao)管(guan)(guan)(guan)使(shi)(shi)用(yong)(yong)日(ri)久老(lao)化脆硬(ying),這些膠(jiao)管(guan)(guan)(guan)內的(de)(de)硫磺(huang)質(zhi)被分解出來(lai),常常會因此引起回(hui)火爆(bao)炸事故。