大連膠管在使用前,必須先把膠管內(nei)(nei)壁滑(hua)石粉吹(chui)除干凈,防止焊(han)割炬(ju)的(de)(de)(de)(de)通(tong)道(dao)被堵塞(sai)。在(zai)使用(yong)(yong)中應(ying)避(bi)免受外界擠壓(ya)和機械損傷,也不得與上述影響膠(jiao)管(guan)(guan)(guan)(guan)(guan)質(zhi)量的(de)(de)(de)(de)物質(zhi)接(jie)觸,不得將(jiang)管(guan)(guan)(guan)(guan)(guan)身折疊。煤(mei)(mei)炭工(gong)業用(yong)(yong)油(you)(you)管(guan)(guan)(guan)(guan)(guan)主要(yao)有液壓(ya)支架(jia)膠(jiao)管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)。近年來,有些煤(mei)(mei)礦(kuang)(kuang)液壓(ya)支架(jia)的(de)(de)(de)(de)壓(ya)力要(yao)求(qiu)已(yi)經(jing)提高(gao)(gao),一部(bu)分鋼絲編織膠(jiao)管(guan)(guan)(guan)(guan)(guan)不能(neng)滿足其性能(neng)要(yao)求(qiu),要(yao)求(qiu)改用(yong)(yong)鋼絲纏(chan)繞(rao)油(you)(you)管(guan)(guan)(guan)(guan)(guan)。此外,為(wei)防止煤(mei)(mei)礦(kuang)(kuang)井下采煤(mei)(mei)過(guo)程中煤(mei)(mei)塵污染和提高(gao)(gao)生(sheng)(sheng)產安全性,增加了煤(mei)(mei)礦(kuang)(kuang)用(yong)(yong)油(you)(you)管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)品種,如煤(mei)(mei)層探水(shui)封孔器伸縮(suo)油(you)(you)管(guan)(guan)(guan)(guan)(guan),用(yong)(yong)于煤(mei)(mei)礦(kuang)(kuang)井下工(gong)作(zuo)面綜(zong)采前對(dui)煤(mei)(mei)層進行注水(shui)、注漿等作(zuo)業。據報(bao)道(dao),國(guo)內(nei)(nei)已(yi)有廠家(jia)生(sheng)(sheng)產,并經(jing)十幾家(jia)煤(mei)(mei)礦(kuang)(kuang)試用(yong)(yong),可替(ti)代同類進口產品。膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶的(de)(de)(de)(de)發展,膠(jiao)管(guan)(guan)(guan)(guan)(guan)發展的(de)(de)(de)(de)重點是提升汽(qi)車用(yong)(yong)膠(jiao)管(guan)(guan)(guan)(guan)(guan)制造技術和產品性能(neng),填補國(guo)內(nei)(nei)高(gao)(gao)檔(dang)汽(qi)車用(yong)(yong)膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶的(de)(de)(de)(de)空(kong)白。加快(kuai)高(gao)(gao)壓(ya)鋼絲編織膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶和纏(chan)繞(rao)膠(jiao)管(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)更(geng)新換代速(su)度,提高(gao)(gao)脈沖壽命(ming)。