膠管近年來(lai),開始采用(yong)熱(re)(re)塑性橡膠(jiao)(jiao),如(ru)熱(re)(re)塑性聚氨酯(zhi)橡膠(jiao)(jiao)、聚酯(zhi)橡膠(jiao)(jiao)等(deng)。膠(jiao)(jiao)管(guan)(guan)因易彎曲、能(neng)緩沖、重量輕及安裝使(shi)(shi)用(yong)方便等(deng)優點,用(yong)途(tu)十分(fen)廣泛,如(ru)農業(ye)上排灌農田、港灣疏浚中吸排泥漿,飛機、坦(tan)克、汽車(che)及許(xu)多機械(xie)裝備中的(de)(de)液壓(ya)(ya)(ya)(ya)系統(tong)、氣(qi)動系統(tong)、燃油系統(tong)均使(shi)(shi)用(yong)許(xu)多膠(jiao)(jiao)管(guan)(guan)。氣(qi)割操作(zuo)需要較大的(de)(de)氧氣(qi)輸出量,因此(ci)與氧氣(qi)表(biao)高壓(ya)(ya)(ya)(ya)端(duan)連接(jie)的(de)(de)氣(qi)瓶(或(huo)氧氣(qi)管(guan)(guan)道)閥門應全打(da)開,以便保證提(ti)供足夠的(de)(de)流量和穩定的(de)(de)壓(ya)(ya)(ya)(ya)力,防(fang)(fang)止低壓(ya)(ya)(ya)(ya)表(biao)雖已表(biao)示(shi)工(gong)作(zuo)壓(ya)(ya)(ya)(ya)力,但(dan)使(shi)(shi)用(yong)時(shi)(shi)壓(ya)(ya)(ya)(ya)力突然下降,此(ci)時(shi)(shi)容易發(fa)生回火(huo),并可能(neng)倒燃進入氧氣(qi)膠(jiao)(jiao)管(guan)(guan)而(er)引(yin)起(qi)爆(bao)炸(zha)。在保存(cun)(cun)、運輸和使(shi)(shi)用(yong)膠(jiao)(jiao)管(guan)(guan)時(shi)(shi)必須注意維(wei)護,保持膠(jiao)(jiao)管(guan)(guan)的(de)(de)清潔和不受損壞。例(li)如(ru)避(bi)免陽光照射,雨雪浸淋、防(fang)(fang)止與酸(suan)、堿、油類及其他(ta)有機溶劑等(deng)影響(xiang)膠(jiao)(jiao)管(guan)(guan)質(zhi)量的(de)(de)物質(zhi)接(jie)觸。存(cun)(cun)放溫度為(wei)-15~40℃,距(ju)離熱(re)(re)源應不小于1m.如(ru)果(guo)由(you)于保存(cun)(cun)和使(shi)(shi)用(yong)時(shi)(shi)維(wei)護不善,或(huo)膠(jiao)(jiao)管(guan)(guan)使(shi)(shi)用(yong)日久老化(hua)脆硬(ying),這(zhe)些膠(jiao)(jiao)管(guan)(guan)內(nei)的(de)(de)硫磺質(zhi)被(bei)分(fen)解出來(lai),常常會(hui)因此(ci)引(yin)起(qi)回火(huo)爆(bao)炸(zha)事故。