一般膠(jiao)管的內(nei)外膠(jiao)層材(cai)料(liao)采(cai)(cai)(cai)用(yong)天然橡(xiang)膠(jiao)、丁(ding)苯(ben)橡(xiang)膠(jiao)或(huo)順丁(ding)橡(xiang)膠(jiao);耐油膠(jiao)管采(cai)(cai)(cai)用(yong)氯丁(ding)橡(xiang)膠(jiao)、丁(ding)腈橡(xiang)膠(jiao);耐酸堿,耐高溫膠(jiao)管采(cai)(cai)(cai)用(yong)乙丙橡(xiang)膠(jiao)、氟橡(xiang)膠(jiao)或(huo)硅橡(xiang)膠(jiao)等產品(pin)特(te)色。
膠管的內(nei)膠層直接承受(shou)輸送介質的磨損、侵蝕,且防止(zhi)其泄(xie)漏。
外膠(jiao)(jiao)(jiao)(jiao)層(ceng)(ceng)(ceng)(ceng)保護骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)不受外界的(de)損傷和(he)侵(qin)蝕(shi);骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)是膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)承(cheng)(cheng)壓層(ceng)(ceng)(ceng)(ceng),賦予管(guan)(guan)(guan)(guan)(guan)(guan)體強度和(he)剛度。膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)的(de)工(gong)作(zuo)壓力(li)取(qu)決于骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)的(de)材料(liao)和(he)結(jie)構。膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)按其(qi)骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)材料(liao)和(he)結(jie)構可分為(wei)全(quan)膠(jiao)(jiao)(jiao)(jiao)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(無織(zhi)(zhi)物(wu)材料(liao))、夾布膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)為(wei)布層(ceng)(ceng)(ceng)(ceng))、吸引膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(布層(ceng)(ceng)(ceng)(ceng)外還有一層(ceng)(ceng)(ceng)(ceng)金屬螺旋線(xian)(xian))、編(bian)織(zhi)(zhi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)為(wei)編(bian)織(zhi)(zhi)的(de)鋼(gang)絲或(huo)(huo)織(zhi)(zhi)物(wu))、纏(chan)繞(rao)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)為(wei)鋼(gang)絲或(huo)(huo)線(xian)(xian)繩(sheng)纏(chan)繞(rao)層(ceng)(ceng)(ceng)(ceng))、針織(zhi)(zhi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(骨(gu)(gu)架層(ceng)(ceng)(ceng)(ceng)為(wei)針織(zhi)(zhi)物(wu))、短纖(xian)(xian)維(wei)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)(短纖(xian)(xian)維(wei)與橡膠(jiao)(jiao)(jiao)(jiao)共(gong)混(hun)壓而成)。其(qi)中吸引膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)在負壓下工(gong)作(zuo),鋼(gang)絲編(bian)織(zhi)(zhi)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)或(huo)(huo)纏(chan)繞(rao)膠(jiao)(jiao)(jiao)(jiao)管(guan)(guan)(guan)(guan)(guan)(guan)能承(cheng)(cheng)受80~600MPa乃至更高(gao)的(de)壓力(li)。
膠(jiao)(jiao)(jiao)管生產的基本工序為混(hun)煉膠(jiao)(jiao)(jiao)加工、簾布(見簾子線)及(ji)(ji)帆(fan)布加工、膠(jiao)(jiao)(jiao)管成型、硫化等(deng)。不同結構及(ji)(ji)不同骨架的膠(jiao)(jiao)(jiao)管,其骨架層的加工方法及(ji)(ji)膠(jiao)(jiao)(jiao)管成型設(she)備各異。