大連膠管在使用前,必須先把膠管內壁滑石粉吹除(chu)干凈,防(fang)止(zhi)焊割(ge)炬的(de)(de)(de)(de)通道被堵塞。在(zai)使用(yong)中(zhong)應避免受外(wai)界擠壓和機(ji)械(xie)損傷,也不得(de)(de)與上述影響(xiang)膠(jiao)(jiao)管(guan)(guan)(guan)質量的(de)(de)(de)(de)物(wu)質接(jie)觸,不得(de)(de)將管(guan)(guan)(guan)身折疊。煤炭工業用(yong)油(you)(you)管(guan)(guan)(guan)主要有液(ye)壓支(zhi)架(jia)膠(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年(nian)來,有些煤礦(kuang)(kuang)液(ye)壓支(zhi)架(jia)的(de)(de)(de)(de)壓力要求(qiu)已經提(ti)(ti)(ti)高(gao)(gao),一部分(fen)鋼(gang)絲(si)編織膠(jiao)(jiao)管(guan)(guan)(guan)不能(neng)(neng)滿足其(qi)性能(neng)(neng)要求(qiu),要求(qiu)改用(yong)鋼(gang)絲(si)纏繞油(you)(you)管(guan)(guan)(guan)。此外(wai),為防(fang)止(zhi)煤礦(kuang)(kuang)井下采(cai)煤過程中(zhong)煤塵污染和提(ti)(ti)(ti)高(gao)(gao)生(sheng)產安全(quan)性,增加了(le)煤礦(kuang)(kuang)用(yong)油(you)(you)管(guan)(guan)(guan)的(de)(de)(de)(de)品(pin)(pin)(pin)種,如(ru)煤層探水封孔器(qi)伸縮油(you)(you)管(guan)(guan)(guan),用(yong)于煤礦(kuang)(kuang)井下工作面綜采(cai)前對(dui)煤層進行(xing)注(zhu)水、注(zhu)漿等作業。據(ju)報道,國內已有廠家生(sheng)產,并經十(shi)幾家煤礦(kuang)(kuang)試(shi)用(yong),可替代同(tong)類進口產品(pin)(pin)(pin)。膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)(de)(de)發展(zhan),膠(jiao)(jiao)管(guan)(guan)(guan)發展(zhan)的(de)(de)(de)(de)重點是提(ti)(ti)(ti)升汽車用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)制造(zao)技術和產品(pin)(pin)(pin)性能(neng)(neng),填補國內高(gao)(gao)檔汽車用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)(de)(de)空白。加快(kuai)高(gao)(gao)壓鋼(gang)絲(si)編織膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶和纏繞膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)(de)(de)更新(xin)換代速度,提(ti)(ti)(ti)高(gao)(gao)脈(mo)沖壽命。