大連膠管在使用前,必須先把膠管內壁滑石粉(fen)吹除干(gan)凈,防止焊割炬的(de)(de)通(tong)道被堵(du)塞(sai)。在使用(yong)(yong)中應避免(mian)受外(wai)界擠壓(ya)和機械損(sun)傷,也不得與上述影響膠(jiao)(jiao)管(guan)(guan)(guan)質量的(de)(de)物質接觸,不得將管(guan)(guan)(guan)身折疊。煤(mei)炭工業用(yong)(yong)油(you)管(guan)(guan)(guan)主要有(you)液壓(ya)支架(jia)膠(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年來,有(you)些(xie)煤(mei)礦(kuang)液壓(ya)支架(jia)的(de)(de)壓(ya)力要求已(yi)經(jing)提高,一部分鋼絲(si)(si)(si)編織膠(jiao)(jiao)管(guan)(guan)(guan)不能(neng)(neng)滿足其性能(neng)(neng)要求,要求改用(yong)(yong)鋼絲(si)(si)(si)纏(chan)繞(rao)油(you)管(guan)(guan)(guan)。此外(wai),為防止煤(mei)礦(kuang)井下采(cai)煤(mei)過程(cheng)中煤(mei)塵污(wu)染和提高生產安全性,增加(jia)了煤(mei)礦(kuang)用(yong)(yong)油(you)管(guan)(guan)(guan)的(de)(de)品種,如煤(mei)層探(tan)水(shui)封孔器伸縮油(you)管(guan)(guan)(guan),用(yong)(yong)于煤(mei)礦(kuang)井下工作面綜采(cai)前對煤(mei)層進行注水(shui)、注漿(jiang)等作業。據報(bao)道,國(guo)內已(yi)有(you)廠家生產,并(bing)經(jing)十(shi)幾家煤(mei)礦(kuang)試(shi)用(yong)(yong),可替代同類進口產品。膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶(dai)(dai)的(de)(de)發展,膠(jiao)(jiao)管(guan)(guan)(guan)發展的(de)(de)重點是提升汽車用(yong)(yong)膠(jiao)(jiao)管(guan)(guan)(guan)制造技術和產品性能(neng)(neng),填補國(guo)內高檔(dang)汽車用(yong)(yong)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶(dai)(dai)的(de)(de)空(kong)白(bai)。加(jia)快高壓(ya)鋼絲(si)(si)(si)編織膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶(dai)(dai)和纏(chan)繞(rao)膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)更新換代速度(du),提高脈沖壽命。