保溫防水端封適用輸送壓力2.5MPa，350℃以(yi)下(xia)的(de)蒸(zheng)汽(qi)或(huo)其(qi)它(ta)熱(re)介(jie)質(zhi)。機(ji)械(xie)纏(chan)繞(rao)玻(bo)璃(li)纖(xian)維(wei)增(zeng)強(qiang)塑(su)料(liao)外(wai)護(hu)層(ceng)聚(ju)氨(an)酯(zhi)泡(pao)沫(mo)塑(su)料(liao)預(yu)製(zhi)直(zhi)埋(mai)保(bao)溫(wen)管(guan)製(zhi)造(zao)工(gong)藝(yi)，機(ji)械(xie)或(huo)手(shou)工(gong)在(zai)工(gong)作(zuo)管(guan)外(wai)用(yong)公(gong)用(yong)模(mo)具(ju)澆(jiao)注(zhu)硬(ying)質(zhi)聚(ju)氨(an)酯(zhi)泡(pao)沫(mo)塑(su)料(liao)
，大(da)口(kou)徑(jing)無(wu)縫(feng)保(bao)溫(wen)管(guan)經(jing)過(guo)檢(jian)測(ce)然(ran)而(er)其(qi)工(gong)藝(yi)和(he)產(chan)品(pin)性(xing)能(neng)比(bi)較(jiao)容(rong)易(yi)控(kong)製(zhi)玻(bo)璃(li)棉(mian)保(bao)溫(wen)隔(ge)熱(re)層(ceng)聚(ju)氨(an)酯(zhi)保(bao)溫(wen)管(guan)的(de)泡(pao)沫(mo)具(ju)有(you)著(zhe)良(liang)好(hao)的(de)機(ji)械(xie)性(xing)能(neng)和(he)絕(jue)熱(re)