大連硬管生產的基本工序為混煉膠加工、簾布及帆布加工、膠管成型、硫化等。不同結構及不同骨架的膠管，其骨架層的加工方法及膠管成型設備各異。硬管已應用(yong)(yong)于生(sheng)活生(sheng)產的諸多領域(yu)，歸納使用(yong)(yong)工況，常(chang)見(jian)管(guan)(guan)(guan)類(lei)包括(kuo)：輸(shu)(shu)水管(guan)(guan)(guan)、熱水管(guan)(guan)(guan)、蒸汽管(guan)(guan)(guan)、海用(yong)(yong)管(guan)(guan)(guan)、食品飲(yin)料(liao)管(guan)(guan)(guan)、空氣管(guan)(guan)(guan)、焊接管(guan)(guan)(guan)、燃氣管(guan)(guan)(guan)、通風管(guan)(guan)(guan)、物(wu)料(liao)管(guan)(guan)(guan)、輸(shu)(shu)油管(guan)(guan)(guan)、化學管(guan)(guan)(guan)、高(gao)(gao)壓管(guan)(guan)(guan)等(deng)等(deng)。用(yong)(yong)以輸(shu)(shu)送(song)氣體(ti)、液體(ti)、漿狀或(huo)粒狀物(wu)料(liao)的一類(lei)管(guan)(guan)(guan)狀橡膠(jiao)制品。由內外膠(jiao)層(ceng)(ceng)和骨架(jia)(jia)層(ceng)(ceng)組(zu)成，骨架(jia)(jia)層(ceng)(ceng)的材(cai)料(liao)可(ke)用(yong)(yong)棉(mian)纖(xian)維、各種合成纖(xian)維、碳(tan)纖(xian)維或(huo)石棉(mian)、鋼絲(si)等(deng)。一般(ban)膠(jiao)管(guan)(guan)(guan)的內外膠(jiao)層(ceng)(ceng)材(cai)料(liao)采用(yong)(yong)天然橡膠(jiao)、丁(ding)苯橡膠(jiao)或(huo)順丁(ding)橡膠(jiao)；耐(nai)油膠(jiao)管(guan)(guan)(guan)采用(yong)(yong)氯(lv)丁(ding)橡膠(jiao)、丁(ding)腈橡膠(jiao)；耐(nai)酸堿，耐(nai)高(gao)(gao)溫膠(jiao)管(guan)(guan)(guan)采用(yong)(yong)乙(yi)丙橡膠(jiao)、氟橡膠(jiao)或(huo)硅橡膠(jiao)等(deng)。