膠管近(jin)年來,開(kai)始采用(yong)熱(re)(re)塑性橡(xiang)膠(jiao)(jiao),如熱(re)(re)塑性聚氨酯橡(xiang)膠(jiao)(jiao)、聚酯橡(xiang)膠(jiao)(jiao)等。膠(jiao)(jiao)管(guan)(guan)(guan)因易彎曲、能緩沖、重量(liang)(liang)輕及(ji)(ji)安裝使(shi)(shi)用(yong)方便(bian)等優點,用(yong)途(tu)十分廣泛,如農業上排灌農田、港灣疏浚中(zhong)吸排泥漿(jiang),飛機、坦克(ke)、汽車及(ji)(ji)許(xu)多機械裝備中(zhong)的(de)液壓(ya)(ya)系(xi)統(tong)、氣動系(xi)統(tong)、燃油(you)系(xi)統(tong)均(jun)使(shi)(shi)用(yong)許(xu)多膠(jiao)(jiao)管(guan)(guan)(guan)。氣割操作需要較大的(de)氧(yang)氣輸出(chu)量(liang)(liang),因此與(yu)氧(yang)氣表高(gao)壓(ya)(ya)端連接的(de)氣瓶(ping)(或(huo)氧(yang)氣管(guan)(guan)(guan)道)閥(fa)門應(ying)全(quan)打(da)開(kai),以便(bian)保證提供足夠的(de)流量(liang)(liang)和穩定的(de)壓(ya)(ya)力(li),防止低(di)壓(ya)(ya)表雖已表示工作壓(ya)(ya)力(li),但(dan)使(shi)(shi)用(yong)時壓(ya)(ya)力(li)突然下降(jiang),此時容易發生回(hui)(hui)火,并可能倒燃進入(ru)氧(yang)氣膠(jiao)(jiao)管(guan)(guan)(guan)而(er)引(yin)起爆(bao)炸。在(zai)保存、運(yun)輸和使(shi)(shi)用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)時必須注意維(wei)護,保持膠(jiao)(jiao)管(guan)(guan)(guan)的(de)清(qing)潔(jie)和不受損(sun)壞(huai)。例如避免陽光(guang)照射,雨雪浸淋、防止與(yu)酸(suan)、堿、油(you)類及(ji)(ji)其他有(you)機溶(rong)劑等影響膠(jiao)(jiao)管(guan)(guan)(guan)質(zhi)量(liang)(liang)的(de)物質(zhi)接觸(chu)。存放溫(wen)度(du)為-15~40℃,距離熱(re)(re)源應(ying)不小于(yu)1m.如果由(you)于(yu)保存和使(shi)(shi)用(yong)時維(wei)護不善,或(huo)膠(jiao)(jiao)管(guan)(guan)(guan)使(shi)(shi)用(yong)日久老化(hua)脆硬,這些膠(jiao)(jiao)管(guan)(guan)(guan)內的(de)硫磺質(zhi)被分解出(chu)來,常(chang)常(chang)會因此引(yin)起回(hui)(hui)火爆(bao)炸事故。