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)止焊割炬(ju)的(de)(de)通道(dao)被(bei)堵塞(sai)。在使用(yong)(yong)中應避(bi)免(mian)受(shou)外界(jie)擠壓和(he)機械損傷,也不(bu)得(de)與上述(shu)影響膠(jiao)管(guan)(guan)(guan)質(zhi)量(liang)的(de)(de)物(wu)質(zhi)接觸,不(bu)得(de)將管(guan)(guan)(guan)身折(zhe)疊。煤(mei)炭(tan)工(gong)業用(yong)(yong)油(you)(you)管(guan)(guan)(guan)主要(yao)有液(ye)壓支(zhi)架膠(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年來,有些煤(mei)礦(kuang)(kuang)液(ye)壓支(zhi)架的(de)(de)壓力要(yao)求(qiu)已經提(ti)高(gao)(gao),一部分鋼絲編織(zhi)膠(jiao)管(guan)(guan)(guan)不(bu)能(neng)滿足其(qi)性能(neng)要(yao)求(qiu),要(yao)求(qiu)改用(yong)(yong)鋼絲纏繞(rao)油(you)(you)管(guan)(guan)(guan)。此外,為防(fang)止煤(mei)礦(kuang)(kuang)井下(xia)采(cai)(cai)煤(mei)過程中煤(mei)塵污染和(he)提(ti)高(gao)(gao)生產安全性,增加了煤(mei)礦(kuang)(kuang)用(yong)(yong)油(you)(you)管(guan)(guan)(guan)的(de)(de)品種(zhong),如(ru)煤(mei)層探水封孔(kong)器(qi)伸縮油(you)(you)管(guan)(guan)(guan),用(yong)(yong)于煤(mei)礦(kuang)(kuang)井下(xia)工(gong)作面綜(zong)采(cai)(cai)前對煤(mei)層進(jin)行注水、注漿等(deng)作業。據報(bao)道(dao),國內(nei)已有廠(chang)家生產,并經十幾(ji)家煤(mei)礦(kuang)(kuang)試用(yong)(yong),可替代同類進(jin)口產品。膠(jiao)管(guan)(guan)(guan)膠(jiao)帶(dai)的(de)(de)發展,膠(jiao)管(guan)(guan)(guan)發展的(de)(de)重點是提(ti)升汽車用(yong)(yong)膠(jiao)管(guan)(guan)(guan)制造技術(shu)和(he)產品性能(neng),填補國內(nei)高(gao)(gao)檔汽車用(yong)(yong)膠(jiao)管(guan)(guan)(guan)膠(jiao)帶(dai)的(de)(de)空白。加快高(gao)(gao)壓鋼絲編織(zhi)膠(jiao)管(guan)(guan)(guan)膠(jiao)帶(dai)和(he)纏繞(rao)膠(jiao)管(guan)(guan)(guan)的(de)(de)更新換(huan)代速度,提(ti)高(gao)(gao)脈沖壽命。