大連膠管在使用前,必須先把膠管內壁(bi)滑石粉吹除干凈,防(fang)止(zhi)焊割炬的(de)通道被堵塞(sai)。在使用中應避(bi)免受外界擠壓(ya)(ya)(ya)和(he)機械損傷(shang),也不(bu)得(de)(de)與上述影響膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)質量的(de)物質接(jie)觸(chu),不(bu)得(de)(de)將管(guan)(guan)(guan)身折疊。煤(mei)(mei)(mei)炭工業用油(you)管(guan)(guan)(guan)主要(yao)有液壓(ya)(ya)(ya)支架(jia)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年來,有些煤(mei)(mei)(mei)礦(kuang)(kuang)液壓(ya)(ya)(ya)支架(jia)的(de)壓(ya)(ya)(ya)力要(yao)求已(yi)經提(ti)(ti)高(gao),一(yi)部分鋼絲(si)(si)編(bian)織(zhi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)不(bu)能(neng)滿足其(qi)性(xing)(xing)能(neng)要(yao)求,要(yao)求改用鋼絲(si)(si)纏繞(rao)油(you)管(guan)(guan)(guan)。此外,為防(fang)止(zhi)煤(mei)(mei)(mei)礦(kuang)(kuang)井(jing)下采煤(mei)(mei)(mei)過(guo)程(cheng)中煤(mei)(mei)(mei)塵污染和(he)提(ti)(ti)高(gao)生產(chan)安全性(xing)(xing),增加了煤(mei)(mei)(mei)礦(kuang)(kuang)用油(you)管(guan)(guan)(guan)的(de)品(pin)種,如煤(mei)(mei)(mei)層(ceng)探水封(feng)孔器伸縮油(you)管(guan)(guan)(guan),用于煤(mei)(mei)(mei)礦(kuang)(kuang)井(jing)下工作面綜(zong)采前對煤(mei)(mei)(mei)層(ceng)進行注(zhu)水、注(zhu)漿等作業。據報道,國內已(yi)有廠家生產(chan),并經十幾家煤(mei)(mei)(mei)礦(kuang)(kuang)試用,可替代同類進口(kou)產(chan)品(pin)。膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)(jiao)帶(dai)的(de)發(fa)展,膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)發(fa)展的(de)重(zhong)點(dian)是提(ti)(ti)升汽車(che)用膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)制造技術(shu)和(he)產(chan)品(pin)性(xing)(xing)能(neng),填補國內高(gao)檔(dang)汽車(che)用膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)(jiao)帶(dai)的(de)空(kong)白。加快高(gao)壓(ya)(ya)(ya)鋼絲(si)(si)編(bian)織(zhi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)(jiao)帶(dai)和(he)纏繞(rao)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)的(de)更新換代速度,提(ti)(ti)高(gao)脈沖壽命。