大連膠管在使用前,必須先把膠管內壁滑石粉(fen)吹(chui)除(chu)干凈,防止焊割(ge)炬(ju)的通道被堵(du)塞。在使用(yong)中應(ying)避免受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)質量的物質接觸,不(bu)得將管(guan)(guan)(guan)(guan)身折疊。煤(mei)(mei)炭工業(ye)用(yong)油(you)管(guan)(guan)(guan)(guan)主要(yao)(yao)有液壓支架膠(jiao)管(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)。近年(nian)來,有些煤(mei)(mei)礦液壓支架的壓力要(yao)(yao)求(qiu)已經提(ti)高(gao),一部分鋼(gang)(gang)絲編織(zhi)膠(jiao)管(guan)(guan)(guan)(guan)不(bu)能(neng)滿(man)足(zu)其性(xing)(xing)能(neng)要(yao)(yao)求(qiu),要(yao)(yao)求(qiu)改用(yong)鋼(gang)(gang)絲纏(chan)繞油(you)管(guan)(guan)(guan)(guan)。此外,為(wei)防止煤(mei)(mei)礦井下采(cai)煤(mei)(mei)過程中煤(mei)(mei)塵污染和提(ti)高(gao)生產安全性(xing)(xing),增加了(le)煤(mei)(mei)礦用(yong)油(you)管(guan)(guan)(guan)(guan)的品(pin)種,如煤(mei)(mei)層探水封孔器伸(shen)縮油(you)管(guan)(guan)(guan)(guan),用(yong)于煤(mei)(mei)礦井下工作面綜采(cai)前對煤(mei)(mei)層進(jin)行注(zhu)水、注(zhu)漿(jiang)等作業(ye)。據(ju)報道,國內已有廠(chang)家生產,并經十幾家煤(mei)(mei)礦試用(yong),可(ke)替代同類進(jin)口(kou)產品(pin)。膠(jiao)管(guan)(guan)(guan)(guan)膠(jiao)帶(dai)的發展,膠(jiao)管(guan)(guan)(guan)(guan)發展的重點是提(ti)升(sheng)汽(qi)車(che)用(yong)膠(jiao)管(guan)(guan)(guan)(guan)制造技術和產品(pin)性(xing)(xing)能(neng),填補國內高(gao)檔(dang)汽(qi)車(che)用(yong)膠(jiao)管(guan)(guan)(guan)(guan)膠(jiao)帶(dai)的空白(bai)。加快高(gao)壓鋼(gang)(gang)絲編織(zhi)膠(jiao)管(guan)(guan)(guan)(guan)膠(jiao)帶(dai)和纏(chan)繞膠(jiao)管(guan)(guan)(guan)(guan)的更新換代速(su)度(du),提(ti)高(gao)脈沖(chong)壽命(ming)。