大連膠管在使用前,必須先把膠管內(nei)壁滑石粉吹除干(gan)凈(jing),防止(zhi)焊割炬的(de)(de)(de)通道被堵塞。在(zai)使用(yong)(yong)中應避免(mian)受外界擠壓(ya)(ya)和機械(xie)損傷,也不得(de)與(yu)上(shang)述影響膠管(guan)(guan)(guan)(guan)質(zhi)量(liang)的(de)(de)(de)物(wu)質(zhi)接觸,不得(de)將管(guan)(guan)(guan)(guan)身折(zhe)疊。煤(mei)(mei)(mei)炭工(gong)業(ye)用(yong)(yong)油(you)管(guan)(guan)(guan)(guan)主要有(you)液壓(ya)(ya)支架(jia)膠管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)。近年來(lai),有(you)些煤(mei)(mei)(mei)礦(kuang)液壓(ya)(ya)支架(jia)的(de)(de)(de)壓(ya)(ya)力要求已經提高(gao),一部分鋼(gang)絲編織膠管(guan)(guan)(guan)(guan)不能(neng)滿足其性(xing)(xing)能(neng)要求,要求改用(yong)(yong)鋼(gang)絲纏繞(rao)油(you)管(guan)(guan)(guan)(guan)。此外,為(wei)防止(zhi)煤(mei)(mei)(mei)礦(kuang)井(jing)(jing)下采煤(mei)(mei)(mei)過程中煤(mei)(mei)(mei)塵污染和提高(gao)生產(chan)安全性(xing)(xing),增加了(le)煤(mei)(mei)(mei)礦(kuang)用(yong)(yong)油(you)管(guan)(guan)(guan)(guan)的(de)(de)(de)品(pin)種,如煤(mei)(mei)(mei)層探水封孔器(qi)伸縮油(you)管(guan)(guan)(guan)(guan),用(yong)(yong)于煤(mei)(mei)(mei)礦(kuang)井(jing)(jing)下工(gong)作面綜采前(qian)對煤(mei)(mei)(mei)層進(jin)行注(zhu)水、注(zhu)漿(jiang)等(deng)作業(ye)。據(ju)報道,國內(nei)已有(you)廠家生產(chan),并經十(shi)幾(ji)家煤(mei)(mei)(mei)礦(kuang)試用(yong)(yong),可替代(dai)同類進(jin)口產(chan)品(pin)。膠管(guan)(guan)(guan)(guan)膠帶(dai)的(de)(de)(de)發(fa)展,膠管(guan)(guan)(guan)(guan)發(fa)展的(de)(de)(de)重點(dian)是提升(sheng)汽車用(yong)(yong)膠管(guan)(guan)(guan)(guan)制造技術(shu)和產(chan)品(pin)性(xing)(xing)能(neng),填補國內(nei)高(gao)檔汽車用(yong)(yong)膠管(guan)(guan)(guan)(guan)膠帶(dai)的(de)(de)(de)空白(bai)。加快高(gao)壓(ya)(ya)鋼(gang)絲編織膠管(guan)(guan)(guan)(guan)膠帶(dai)和纏繞(rao)膠管(guan)(guan)(guan)(guan)的(de)(de)(de)更新換代(dai)速(su)度,提高(gao)脈沖壽命(ming)。