大連膠管在使用前,必須先把膠管內(nei)壁滑石粉(fen)吹除干凈,防(fang)止焊割炬的(de)(de)通(tong)道被堵塞。在(zai)使用(yong)中應(ying)避免受外界擠(ji)壓和機械(xie)損(sun)傷,也(ye)不(bu)(bu)得與上述影響膠(jiao)(jiao)管(guan)(guan)(guan)質量(liang)的(de)(de)物質接觸,不(bu)(bu)得將(jiang)管(guan)(guan)(guan)身折疊。煤(mei)(mei)炭工(gong)業用(yong)油管(guan)(guan)(guan)主要有液壓支(zhi)架膠(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近(jin)年來,有些煤(mei)(mei)礦(kuang)液壓支(zhi)架的(de)(de)壓力要求(qiu)已經提高(gao),一部分(fen)鋼(gang)絲編織(zhi)膠(jiao)(jiao)管(guan)(guan)(guan)不(bu)(bu)能(neng)滿足其性能(neng)要求(qiu),要求(qiu)改用(yong)鋼(gang)絲纏繞油管(guan)(guan)(guan)。此外,為防(fang)止煤(mei)(mei)礦(kuang)井下采煤(mei)(mei)過(guo)程中煤(mei)(mei)塵污染和提高(gao)生產(chan)安(an)全性,增加了(le)煤(mei)(mei)礦(kuang)用(yong)油管(guan)(guan)(guan)的(de)(de)品(pin)種,如煤(mei)(mei)層探水封孔器伸縮油管(guan)(guan)(guan),用(yong)于(yu)煤(mei)(mei)礦(kuang)井下工(gong)作面綜采前對(dui)煤(mei)(mei)層進行注水、注漿(jiang)等作業。據報道,國(guo)內(nei)已有廠家(jia)生產(chan),并(bing)經十幾家(jia)煤(mei)(mei)礦(kuang)試用(yong),可替(ti)代同類進口產(chan)品(pin)。膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)發展,膠(jiao)(jiao)管(guan)(guan)(guan)發展的(de)(de)重點是(shi)提升(sheng)汽車用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)制造技(ji)術和產(chan)品(pin)性能(neng),填(tian)補國(guo)內(nei)高(gao)檔汽車用(yong)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶的(de)(de)空白。加快高(gao)壓鋼(gang)絲編織(zhi)膠(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)帶和纏繞膠(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)更(geng)新(xin)換代速度,提高(gao)脈(mo)沖壽(shou)命(ming)。