膠管近年(nian)來(lai),開(kai)(kai)始采用(yong)(yong)熱塑性(xing)橡(xiang)膠(jiao),如(ru)熱塑性(xing)聚氨酯橡(xiang)膠(jiao)、聚酯橡(xiang)膠(jiao)等。膠(jiao)管(guan)(guan)(guan)因(yin)易彎曲(qu)、能緩沖、重量輕及(ji)安裝使(shi)用(yong)(yong)方便(bian)等優點,用(yong)(yong)途十分廣泛,如(ru)農(nong)業上排灌(guan)農(nong)田、港灣疏浚中(zhong)吸(xi)排泥漿,飛機(ji)(ji)、坦克、汽車及(ji)許多(duo)機(ji)(ji)械裝備中(zhong)的(de)(de)(de)(de)液壓(ya)系(xi)統(tong)、氣(qi)(qi)動系(xi)統(tong)、燃油系(xi)統(tong)均(jun)使(shi)用(yong)(yong)許多(duo)膠(jiao)管(guan)(guan)(guan)。氣(qi)(qi)割操作需要較大的(de)(de)(de)(de)氧氣(qi)(qi)輸出(chu)量,因(yin)此與氧氣(qi)(qi)表(biao)高壓(ya)端連接的(de)(de)(de)(de)氣(qi)(qi)瓶(或氧氣(qi)(qi)管(guan)(guan)(guan)道)閥門(men)應全打(da)開(kai)(kai),以便(bian)保(bao)(bao)證提供(gong)足夠(gou)的(de)(de)(de)(de)流量和(he)穩定的(de)(de)(de)(de)壓(ya)力(li)(li),防止低壓(ya)表(biao)雖已(yi)表(biao)示工作壓(ya)力(li)(li),但(dan)使(shi)用(yong)(yong)時(shi)(shi)壓(ya)力(li)(li)突然下降,此時(shi)(shi)容易發生回(hui)火(huo)(huo),并可能倒燃進入(ru)氧氣(qi)(qi)膠(jiao)管(guan)(guan)(guan)而引起爆炸。在(zai)保(bao)(bao)存(cun)、運(yun)輸和(he)使(shi)用(yong)(yong)膠(jiao)管(guan)(guan)(guan)時(shi)(shi)必須(xu)注意維護,保(bao)(bao)持(chi)膠(jiao)管(guan)(guan)(guan)的(de)(de)(de)(de)清潔(jie)和(he)不受損(sun)壞(huai)。例如(ru)避(bi)免陽光照射,雨雪浸淋、防止與酸、堿、油類(lei)及(ji)其他(ta)有機(ji)(ji)溶劑等影響膠(jiao)管(guan)(guan)(guan)質量的(de)(de)(de)(de)物質接觸。存(cun)放(fang)溫(wen)度為-15~40℃,距離熱源應不小于1m.如(ru)果(guo)由于保(bao)(bao)存(cun)和(he)使(shi)用(yong)(yong)時(shi)(shi)維護不善,或膠(jiao)管(guan)(guan)(guan)使(shi)用(yong)(yong)日久老化脆硬,這些膠(jiao)管(guan)(guan)(guan)內的(de)(de)(de)(de)硫磺(huang)質被分解出(chu)來(lai),常常會因(yin)此引起回(hui)火(huo)(huo)爆炸事故。