大連膠管在使用前,必須先把膠管內(nei)壁滑石(shi)粉吹除干(gan)凈,防止(zhi)焊割炬的(de)(de)通道被堵塞(sai)。在使用(yong)(yong)中應避免受外界擠壓(ya)(ya)和(he)機械(xie)損傷,也不(bu)得(de)與上述(shu)影響膠(jiao)(jiao)管(guan)(guan)(guan)質量的(de)(de)物質接觸,不(bu)得(de)將管(guan)(guan)(guan)身折疊。煤(mei)(mei)炭工(gong)業用(yong)(yong)油管(guan)(guan)(guan)主要有液壓(ya)(ya)支架膠(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年來,有些煤(mei)(mei)礦(kuang)液壓(ya)(ya)支架的(de)(de)壓(ya)(ya)力要求(qiu)已經提(ti)高(gao),一(yi)部分鋼絲編織(zhi)膠(jiao)(jiao)管(guan)(guan)(guan)不(bu)能(neng)(neng)滿足其性能(neng)(neng)要求(qiu),要求(qiu)改(gai)用(yong)(yong)鋼絲纏繞(rao)油管(guan)(guan)(guan)。此(ci)外,為防止(zhi)煤(mei)(mei)礦(kuang)井(jing)下(xia)采煤(mei)(mei)過程(cheng)中煤(mei)(mei)塵污染和(he)提(ti)高(gao)生產(chan)安全性,增加(jia)了煤(mei)(mei)礦(kuang)用(yong)(yong)油管(guan)(guan)(guan)的(de)(de)品種,如煤(mei)(mei)層探水封孔器伸縮油管(guan)(guan)(guan),用(yong)(yong)于煤(mei)(mei)礦(kuang)井(jing)下(xia)工(gong)作面綜采前對煤(mei)(mei)層進行注(zhu)水、注(zhu)漿等作業。據報道,國內(nei)已有廠(chang)家(jia)生產(chan),并經十幾(ji)家(jia)煤(mei)(mei)礦(kuang)試用(yong)(yong),可替代同類進口產(chan)品。膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)發展,膠(jiao)(jiao)管(guan)(guan)(guan)發展的(de)(de)重點(dian)是提(ti)升汽車(che)用(yong)(yong)膠(jiao)(jiao)管(guan)(guan)(guan)制造技術和(he)產(chan)品性能(neng)(neng),填補國內(nei)高(gao)檔汽車(che)用(yong)(yong)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)空(kong)白。加(jia)快高(gao)壓(ya)(ya)鋼絲編織(zhi)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶和(he)纏繞(rao)膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)更新換代速度,提(ti)高(gao)脈沖壽(shou)命。