大連膠管在使用前,必須先把膠管內壁滑石粉(fen)吹除干凈,防止焊割炬的(de)(de)通道(dao)(dao)被堵塞。在使用(yong)(yong)中應避免受(shou)外界擠壓和機械損傷(shang),也不(bu)得與上述影響膠(jiao)管(guan)(guan)(guan)(guan)(guan)質(zhi)量的(de)(de)物(wu)質(zhi)接觸(chu),不(bu)得將管(guan)(guan)(guan)(guan)(guan)身(shen)折(zhe)疊。煤(mei)(mei)炭工業(ye)用(yong)(yong)油(you)管(guan)(guan)(guan)(guan)(guan)主要有液(ye)壓支架膠(jiao)管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)。近(jin)年(nian)來,有些煤(mei)(mei)礦(kuang)(kuang)液(ye)壓支架的(de)(de)壓力(li)要求(qiu)已經提高(gao)(gao),一部分鋼(gang)(gang)絲編織(zhi)膠(jiao)管(guan)(guan)(guan)(guan)(guan)不(bu)能滿足其性(xing)能要求(qiu),要求(qiu)改用(yong)(yong)鋼(gang)(gang)絲纏繞(rao)油(you)管(guan)(guan)(guan)(guan)(guan)。此(ci)外,為防止煤(mei)(mei)礦(kuang)(kuang)井下(xia)采煤(mei)(mei)過(guo)程中煤(mei)(mei)塵(chen)污染和提高(gao)(gao)生產安全性(xing),增加了煤(mei)(mei)礦(kuang)(kuang)用(yong)(yong)油(you)管(guan)(guan)(guan)(guan)(guan)的(de)(de)品種(zhong),如煤(mei)(mei)層(ceng)探水(shui)封孔器伸(shen)縮油(you)管(guan)(guan)(guan)(guan)(guan),用(yong)(yong)于(yu)煤(mei)(mei)礦(kuang)(kuang)井下(xia)工作(zuo)面綜采前對(dui)煤(mei)(mei)層(ceng)進行(xing)注(zhu)(zhu)水(shui)、注(zhu)(zhu)漿等作(zuo)業(ye)。據(ju)報(bao)道(dao)(dao),國內已有廠(chang)家(jia)生產,并(bing)經十幾家(jia)煤(mei)(mei)礦(kuang)(kuang)試(shi)用(yong)(yong),可替代同類(lei)進口產品。膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶(dai)(dai)的(de)(de)發展,膠(jiao)管(guan)(guan)(guan)(guan)(guan)發展的(de)(de)重點是提升汽車(che)用(yong)(yong)膠(jiao)管(guan)(guan)(guan)(guan)(guan)制造技術和產品性(xing)能,填(tian)補(bu)國內高(gao)(gao)檔汽車(che)用(yong)(yong)膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶(dai)(dai)的(de)(de)空白。加快高(gao)(gao)壓鋼(gang)(gang)絲編織(zhi)膠(jiao)管(guan)(guan)(guan)(guan)(guan)膠(jiao)帶(dai)(dai)和纏繞(rao)膠(jiao)管(guan)(guan)(guan)(guan)(guan)的(de)(de)更(geng)新換代速度,提高(gao)(gao)脈沖壽(shou)命。