膠管近年來,開始(shi)采用(yong)(yong)(yong)熱塑性橡膠(jiao)(jiao)(jiao),如(ru)熱塑性聚氨酯(zhi)橡膠(jiao)(jiao)(jiao)、聚酯(zhi)橡膠(jiao)(jiao)(jiao)等。膠(jiao)(jiao)(jiao)管(guan)因(yin)易彎曲、能(neng)緩(huan)沖(chong)、重量(liang)輕(qing)及安裝使(shi)用(yong)(yong)(yong)方便等優(you)點,用(yong)(yong)(yong)途十分(fen)廣(guang)泛,如(ru)農業上(shang)排灌農田、港(gang)灣疏(shu)浚中吸排泥(ni)漿,飛機、坦(tan)克、汽車(che)及許多機械裝備中的(de)(de)(de)液壓(ya)系(xi)(xi)統、氣(qi)動系(xi)(xi)統、燃油(you)系(xi)(xi)統均使(shi)用(yong)(yong)(yong)許多膠(jiao)(jiao)(jiao)管(guan)。氣(qi)割(ge)操(cao)作(zuo)需要較大的(de)(de)(de)氧(yang)(yang)氣(qi)輸(shu)出(chu)(chu)量(liang),因(yin)此(ci)與氧(yang)(yang)氣(qi)表高(gao)壓(ya)端連(lian)接的(de)(de)(de)氣(qi)瓶(或氧(yang)(yang)氣(qi)管(guan)道)閥門應(ying)全打開,以便保證提供足夠的(de)(de)(de)流(liu)量(liang)和(he)穩定的(de)(de)(de)壓(ya)力,防(fang)止(zhi)低(di)壓(ya)表雖已表示(shi)工作(zuo)壓(ya)力,但使(shi)用(yong)(yong)(yong)時壓(ya)力突然下(xia)降,此(ci)時容易發(fa)生回(hui)火,并(bing)可(ke)能(neng)倒燃進入(ru)氧(yang)(yang)氣(qi)膠(jiao)(jiao)(jiao)管(guan)而引起爆(bao)炸(zha)。在保存、運輸(shu)和(he)使(shi)用(yong)(yong)(yong)膠(jiao)(jiao)(jiao)管(guan)時必須(xu)注意維(wei)護(hu),保持膠(jiao)(jiao)(jiao)管(guan)的(de)(de)(de)清潔和(he)不受損壞。例如(ru)避免陽光照射,雨雪浸(jin)淋、防(fang)止(zhi)與酸、堿、油(you)類及其他有機溶劑(ji)等影響膠(jiao)(jiao)(jiao)管(guan)質量(liang)的(de)(de)(de)物(wu)質接觸。存放溫度為-15~40℃,距離熱源(yuan)應(ying)不小(xiao)于1m.如(ru)果(guo)由于保存和(he)使(shi)用(yong)(yong)(yong)時維(wei)護(hu)不善,或膠(jiao)(jiao)(jiao)管(guan)使(shi)用(yong)(yong)(yong)日(ri)久老化脆硬,這(zhe)些膠(jiao)(jiao)(jiao)管(guan)內的(de)(de)(de)硫磺(huang)質被分(fen)解出(chu)(chu)來,常常會因(yin)此(ci)引起回(hui)火爆(bao)炸(zha)事故(gu)。