大連膠管在使用前,必須先把膠管內(nei)壁(bi)滑(hua)石粉吹除干凈,防(fang)止焊割炬的(de)(de)通(tong)道被堵(du)塞(sai)。在(zai)使用(yong)中應避(bi)免受外(wai)界擠壓(ya)和(he)(he)機械(xie)損傷(shang),也不得(de)與(yu)上述影響膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)質(zhi)量的(de)(de)物質(zhi)接觸,不得(de)將(jiang)管(guan)(guan)(guan)身折疊。煤(mei)(mei)(mei)炭工業用(yong)油(you)(you)管(guan)(guan)(guan)主要(yao)有液壓(ya)支架膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)管(guan)(guan)(guan)。近年(nian)來,有些煤(mei)(mei)(mei)礦(kuang)液壓(ya)支架的(de)(de)壓(ya)力(li)要(yao)求(qiu)(qiu)已經(jing)提高(gao),一(yi)部分(fen)鋼(gang)絲(si)編織膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)不能滿足其性(xing)能要(yao)求(qiu)(qiu),要(yao)求(qiu)(qiu)改用(yong)鋼(gang)絲(si)纏(chan)繞油(you)(you)管(guan)(guan)(guan)。此外(wai),為防(fang)止煤(mei)(mei)(mei)礦(kuang)井下采煤(mei)(mei)(mei)過程中煤(mei)(mei)(mei)塵(chen)污染(ran)和(he)(he)提高(gao)生產安全性(xing),增(zeng)加了煤(mei)(mei)(mei)礦(kuang)用(yong)油(you)(you)管(guan)(guan)(guan)的(de)(de)品(pin)種,如(ru)煤(mei)(mei)(mei)層探水封孔器伸縮油(you)(you)管(guan)(guan)(guan),用(yong)于煤(mei)(mei)(mei)礦(kuang)井下工作(zuo)面(mian)綜采前對煤(mei)(mei)(mei)層進(jin)行注(zhu)水、注(zhu)漿等作(zuo)業。據報道,國內(nei)已有廠(chang)家生產,并經(jing)十(shi)幾家煤(mei)(mei)(mei)礦(kuang)試用(yong),可替代(dai)同類進(jin)口產品(pin)。膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)帶的(de)(de)發(fa)展,膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)發(fa)展的(de)(de)重點是提升汽(qi)車用(yong)膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)制造技(ji)術和(he)(he)產品(pin)性(xing)能,填補國內(nei)高(gao)檔(dang)汽(qi)車用(yong)膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)帶的(de)(de)空白。加快高(gao)壓(ya)鋼(gang)絲(si)編織膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)膠(jiao)(jiao)(jiao)帶和(he)(he)纏(chan)繞膠(jiao)(jiao)(jiao)管(guan)(guan)(guan)的(de)(de)更新(xin)換代(dai)速度,提高(gao)脈(mo)沖(chong)壽命。