大連膠管在使用前,必須先把膠管內壁滑石粉吹(chui)除干凈,防止(zhi)焊(han)割炬的(de)(de)通道被堵(du)塞。在使用(yong)中應避免受外界擠壓和(he)機械損傷(shang),也不(bu)得(de)與上述影響膠管(guan)(guan)(guan)(guan)(guan)質量的(de)(de)物(wu)質接觸,不(bu)得(de)將(jiang)管(guan)(guan)(guan)(guan)(guan)身(shen)折疊。煤(mei)(mei)(mei)炭工業用(yong)油(you)管(guan)(guan)(guan)(guan)(guan)主要有液(ye)壓支(zhi)架膠管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)。近年來(lai),有些(xie)煤(mei)(mei)(mei)礦(kuang)液(ye)壓支(zhi)架的(de)(de)壓力要求(qiu)已經(jing)提高(gao)(gao),一部分鋼絲(si)編織(zhi)膠管(guan)(guan)(guan)(guan)(guan)不(bu)能滿足其性(xing)(xing)能要求(qiu),要求(qiu)改用(yong)鋼絲(si)纏(chan)繞油(you)管(guan)(guan)(guan)(guan)(guan)。此外,為防止(zhi)煤(mei)(mei)(mei)礦(kuang)井下采煤(mei)(mei)(mei)過(guo)程(cheng)中煤(mei)(mei)(mei)塵(chen)污染和(he)提高(gao)(gao)生產(chan)(chan)安(an)全性(xing)(xing),增加了煤(mei)(mei)(mei)礦(kuang)用(yong)油(you)管(guan)(guan)(guan)(guan)(guan)的(de)(de)品(pin)(pin)種,如煤(mei)(mei)(mei)層(ceng)探水(shui)(shui)封孔器伸縮油(you)管(guan)(guan)(guan)(guan)(guan),用(yong)于煤(mei)(mei)(mei)礦(kuang)井下工作面綜采前對煤(mei)(mei)(mei)層(ceng)進(jin)行注水(shui)(shui)、注漿等作業。據報(bao)道,國(guo)內已有廠(chang)家生產(chan)(chan),并經(jing)十幾家煤(mei)(mei)(mei)礦(kuang)試用(yong),可替代同類進(jin)口產(chan)(chan)品(pin)(pin)。膠管(guan)(guan)(guan)(guan)(guan)膠帶(dai)的(de)(de)發展(zhan),膠管(guan)(guan)(guan)(guan)(guan)發展(zhan)的(de)(de)重(zhong)點是提升汽(qi)車(che)用(yong)膠管(guan)(guan)(guan)(guan)(guan)制造(zao)技(ji)術和(he)產(chan)(chan)品(pin)(pin)性(xing)(xing)能,填補國(guo)內高(gao)(gao)檔汽(qi)車(che)用(yong)膠管(guan)(guan)(guan)(guan)(guan)膠帶(dai)的(de)(de)空白(bai)。加快高(gao)(gao)壓鋼絲(si)編織(zhi)膠管(guan)(guan)(guan)(guan)(guan)膠帶(dai)和(he)纏(chan)繞膠管(guan)(guan)(guan)(guan)(guan)的(de)(de)更新換代速度,提高(gao)(gao)脈沖(chong)壽命。