膠管近(jin)年來,開始采用(yong)熱塑性(xing)橡(xiang)膠(jiao)(jiao)(jiao)(jiao),如熱塑性(xing)聚氨酯橡(xiang)膠(jiao)(jiao)(jiao)(jiao)、聚酯橡(xiang)膠(jiao)(jiao)(jiao)(jiao)等(deng)(deng)。膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)因(yin)易(yi)彎曲、能緩沖、重(zhong)量輕及安(an)裝使(shi)用(yong)方(fang)便(bian)等(deng)(deng)優點,用(yong)途十(shi)分(fen)廣泛,如農(nong)業上排(pai)灌(guan)農(nong)田(tian)、港(gang)灣疏浚中(zhong)吸排(pai)泥漿,飛機(ji)、坦克、汽車及許(xu)多機(ji)械裝備中(zhong)的(de)液壓(ya)系統、氣(qi)(qi)動系統、燃油(you)系統均(jun)使(shi)用(yong)許(xu)多膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)。氣(qi)(qi)割操(cao)作(zuo)需(xu)要較大的(de)氧氣(qi)(qi)輸出量,因(yin)此與(yu)氧氣(qi)(qi)表高壓(ya)端連接的(de)氣(qi)(qi)瓶(或氧氣(qi)(qi)管(guan)(guan)(guan)道)閥(fa)門應(ying)全(quan)打開,以便(bian)保(bao)(bao)證提供(gong)足(zu)夠的(de)流(liu)量和(he)穩(wen)定的(de)壓(ya)力(li),防止低壓(ya)表雖已(yi)表示工作(zuo)壓(ya)力(li),但(dan)使(shi)用(yong)時(shi)(shi)壓(ya)力(li)突然下降,此時(shi)(shi)容易(yi)發(fa)生回火,并(bing)可(ke)能倒(dao)燃進入氧氣(qi)(qi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)而引(yin)起爆炸(zha)(zha)。在保(bao)(bao)存、運(yun)輸和(he)使(shi)用(yong)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)時(shi)(shi)必須(xu)注意維(wei)護,保(bao)(bao)持膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)的(de)清潔和(he)不受損壞。例如避(bi)免陽光(guang)照(zhao)射,雨(yu)雪浸淋、防止與(yu)酸、堿(jian)、油(you)類及其他有(you)機(ji)溶劑等(deng)(deng)影(ying)響膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)質量的(de)物質接觸。存放溫度為-15~40℃,距離熱源應(ying)不小于1m.如果由(you)于保(bao)(bao)存和(he)使(shi)用(yong)時(shi)(shi)維(wei)護不善,或膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)使(shi)用(yong)日久(jiu)老化(hua)脆硬,這些膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)內(nei)的(de)硫磺質被分(fen)解出來,常(chang)常(chang)會因(yin)此引(yin)起回火爆炸(zha)(zha)事故。