大連膠管在使用前,必須先把膠管內壁滑石(shi)粉吹除干(gan)凈(jing),防止(zhi)焊割(ge)炬的(de)(de)(de)通道被堵(du)塞。在使用(yong)中應避免受外界擠(ji)壓(ya)和(he)機(ji)械(xie)損傷,也不得(de)與上述(shu)影(ying)響膠(jiao)(jiao)(jiao)管(guan)(guan)質量的(de)(de)(de)物質接(jie)觸,不得(de)將管(guan)(guan)身折(zhe)疊。煤(mei)炭工(gong)業用(yong)油(you)管(guan)(guan)主要(yao)有液壓(ya)支架膠(jiao)(jiao)(jiao)管(guan)(guan)管(guan)(guan)。近年來,有些煤(mei)礦(kuang)液壓(ya)支架的(de)(de)(de)壓(ya)力要(yao)求(qiu)(qiu)已經(jing)(jing)提(ti)(ti)高(gao),一部分鋼絲編織(zhi)膠(jiao)(jiao)(jiao)管(guan)(guan)不能(neng)滿足(zu)其性(xing)能(neng)要(yao)求(qiu)(qiu),要(yao)求(qiu)(qiu)改用(yong)鋼絲纏繞油(you)管(guan)(guan)。此外,為防止(zhi)煤(mei)礦(kuang)井(jing)下(xia)采(cai)煤(mei)過程中煤(mei)塵污染和(he)提(ti)(ti)高(gao)生(sheng)(sheng)產安全(quan)性(xing),增加了煤(mei)礦(kuang)用(yong)油(you)管(guan)(guan)的(de)(de)(de)品種,如煤(mei)層(ceng)(ceng)探(tan)水(shui)封孔器伸縮油(you)管(guan)(guan),用(yong)于(yu)煤(mei)礦(kuang)井(jing)下(xia)工(gong)作面綜采(cai)前對煤(mei)層(ceng)(ceng)進行注(zhu)水(shui)、注(zhu)漿(jiang)等作業。據(ju)報道,國內已有廠家生(sheng)(sheng)產,并經(jing)(jing)十幾(ji)家煤(mei)礦(kuang)試用(yong),可替代(dai)同類進口產品。膠(jiao)(jiao)(jiao)管(guan)(guan)膠(jiao)(jiao)(jiao)帶的(de)(de)(de)發展,膠(jiao)(jiao)(jiao)管(guan)(guan)發展的(de)(de)(de)重點是提(ti)(ti)升汽(qi)車用(yong)膠(jiao)(jiao)(jiao)管(guan)(guan)制造技術和(he)產品性(xing)能(neng),填(tian)補國內高(gao)檔汽(qi)車用(yong)膠(jiao)(jiao)(jiao)管(guan)(guan)膠(jiao)(jiao)(jiao)帶的(de)(de)(de)空白。加快高(gao)壓(ya)鋼絲編織(zhi)膠(jiao)(jiao)(jiao)管(guan)(guan)膠(jiao)(jiao)(jiao)帶和(he)纏繞膠(jiao)(jiao)(jiao)管(guan)(guan)的(de)(de)(de)更新換(huan)代(dai)速(su)度(du),提(ti)(ti)高(gao)脈(mo)沖壽命。