大連膠管在使用前,必須先把膠管內(nei)壁滑石粉吹除干凈,防(fang)止(zhi)焊割炬的(de)(de)通道(dao)被(bei)堵塞(sai)。在使(shi)用(yong)(yong)中應避免(mian)受外(wai)界(jie)擠壓和(he)機(ji)械損傷,也不得(de)與上述(shu)影(ying)響膠(jiao)管(guan)(guan)質量的(de)(de)物質接觸,不得(de)將管(guan)(guan)身折(zhe)疊。煤(mei)炭工業(ye)(ye)用(yong)(yong)油(you)管(guan)(guan)主要(yao)有(you)液(ye)(ye)壓支架膠(jiao)管(guan)(guan)管(guan)(guan)。近(jin)年(nian)來,有(you)些煤(mei)礦(kuang)液(ye)(ye)壓支架的(de)(de)壓力要(yao)求(qiu)(qiu)已經提(ti)高(gao),一部分鋼絲(si)(si)(si)編織膠(jiao)管(guan)(guan)不能滿(man)足其(qi)性能要(yao)求(qiu)(qiu),要(yao)求(qiu)(qiu)改用(yong)(yong)鋼絲(si)(si)(si)纏繞油(you)管(guan)(guan)。此(ci)外(wai),為防(fang)止(zhi)煤(mei)礦(kuang)井下(xia)采(cai)煤(mei)過程中煤(mei)塵污染和(he)提(ti)高(gao)生(sheng)(sheng)產(chan)安(an)全(quan)性,增加(jia)了(le)煤(mei)礦(kuang)用(yong)(yong)油(you)管(guan)(guan)的(de)(de)品種,如煤(mei)層(ceng)探水(shui)封(feng)孔器伸縮油(you)管(guan)(guan),用(yong)(yong)于煤(mei)礦(kuang)井下(xia)工作面綜采(cai)前對煤(mei)層(ceng)進行(xing)注(zhu)水(shui)、注(zhu)漿(jiang)等作業(ye)(ye)。據(ju)報道(dao),國(guo)內(nei)已有(you)廠家(jia)生(sheng)(sheng)產(chan),并經十幾(ji)家(jia)煤(mei)礦(kuang)試用(yong)(yong),可替代同類進口產(chan)品。膠(jiao)管(guan)(guan)膠(jiao)帶(dai)的(de)(de)發展,膠(jiao)管(guan)(guan)發展的(de)(de)重點是提(ti)升汽車用(yong)(yong)膠(jiao)管(guan)(guan)制(zhi)造(zao)技術和(he)產(chan)品性能,填補國(guo)內(nei)高(gao)檔汽車用(yong)(yong)膠(jiao)管(guan)(guan)膠(jiao)帶(dai)的(de)(de)空(kong)白。加(jia)快(kuai)高(gao)壓鋼絲(si)(si)(si)編織膠(jiao)管(guan)(guan)膠(jiao)帶(dai)和(he)纏繞膠(jiao)管(guan)(guan)的(de)(de)更新(xin)換(huan)代速度(du),提(ti)高(gao)脈沖(chong)壽命。