膠管近(jin)年來(lai),開(kai)始采(cai)用(yong)熱塑性橡膠(jiao)(jiao)(jiao)(jiao)(jiao),如熱塑性聚氨酯橡膠(jiao)(jiao)(jiao)(jiao)(jiao)、聚酯橡膠(jiao)(jiao)(jiao)(jiao)(jiao)等。膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)因(yin)易(yi)彎曲、能緩沖、重量輕及安裝使(shi)用(yong)方便等優點(dian),用(yong)途十分(fen)廣泛,如農(nong)業(ye)上排灌農(nong)田(tian)、港(gang)灣疏(shu)浚中(zhong)吸排泥(ni)漿,飛機(ji)(ji)、坦克、汽車(che)及許多機(ji)(ji)械裝備中(zhong)的液壓系統(tong)、氣(qi)(qi)動系統(tong)、燃油(you)(you)系統(tong)均使(shi)用(yong)許多膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)。氣(qi)(qi)割操(cao)作需(xu)要較大的氧(yang)氣(qi)(qi)輸(shu)出(chu)量,因(yin)此(ci)與氧(yang)氣(qi)(qi)表(biao)高(gao)壓端連接的氣(qi)(qi)瓶(或氧(yang)氣(qi)(qi)管(guan)道)閥(fa)門(men)應全打開(kai),以便保(bao)證提(ti)供足夠的流量和(he)穩定的壓力,防止(zhi)低壓表(biao)雖已表(biao)示工(gong)作壓力,但使(shi)用(yong)時壓力突然(ran)下降(jiang),此(ci)時容易(yi)發生(sheng)回火(huo),并可能倒燃進入氧(yang)氣(qi)(qi)膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)而引起(qi)(qi)爆(bao)炸。在(zai)保(bao)存(cun)、運輸(shu)和(he)使(shi)用(yong)膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)時必須注意維護,保(bao)持膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)的清潔和(he)不受損壞。例如避免(mian)陽光照射,雨雪浸(jin)淋、防止(zhi)與酸、堿(jian)、油(you)(you)類及其(qi)他(ta)有機(ji)(ji)溶劑等影響膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)質量的物(wu)質接觸。存(cun)放溫(wen)度為-15~40℃,距離熱源應不小于1m.如果(guo)由(you)于保(bao)存(cun)和(he)使(shi)用(yong)時維護不善,或膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)使(shi)用(yong)日久老(lao)化(hua)脆硬,這些(xie)膠(jiao)(jiao)(jiao)(jiao)(jiao)管(guan)內的硫磺質被(bei)分(fen)解出(chu)來(lai),常常會因(yin)此(ci)引起(qi)(qi)回火(huo)爆(bao)炸事故。