聚(ju)氨(an)酯架空(kong)(kong)保溫(wen)(wen)管(guan)(guan)(guan)(guan)(guan)是由金屬(shu)保護管(guan)(guan)(guan)(guan)(guan)、聚(ju)氨(an)脂硬質泡(pao)沫塑管(guan)(guan)(guan)(guan)(guan)和鋼(gang)管(guan)(guan)(guan)(guan)(guan)組(zu)成。保溫(wen)(wen)層材(cai)料(liao)為密度60kg/m3至(zhi)80kg/m3的(de)硬質聚(ju)氨(an)酯泡(pao)沫，充分添滿鋼(gang)管(guan)(guan)(guan)(guan)(guan)與套管(guan)(guan)(guan)(guan)(guan)之間(jian)(jian)的(de)間(jian)(jian)隙，并具有一定的(de)粘接強(qiang)度，使鋼(gang)管(guan)(guan)(guan)(guan)(guan)、外套管(guan)(guan)(guan)(guan)(guan)及保溫(wen)(wen)層三者(zhe)之間(jian)(jian)形(xing)成一個牢固(gu)的(de)整體。具有良好的(de)機械性能(neng)和絕熱性能(neng)，通常情況(kuang)下可耐(nai)溫(wen)(wen)120℃通過(guo)改性或與其它隔熱材(cai)料(liao)組(zu)合可耐(nai)溫(wen)(wen)180℃。聚(ju)氨(an)酯架空(kong)(kong)保溫(wen)(wen)管(guan)(guan)(guan)(guan)(guan)_聚(ju)氨(an)酯架空(kong)(kong)保溫(wen)(wen)管(guan)(guan)(guan)(guan)(guan)廠家(jia)_聚(ju)氨(an)酯架空(kong)(kong)保溫(wen)(wen)管(guan)(guan)(guan)(guan)(guan)價格

盡管傳(chuan)(chuan)統(tong)架(jia)空(kong)保(bao)(bao)溫(wen)管有著制(zhi)(zhi)作工(gong)序(xu)簡(jian)單，技術(shu)難度低的(de)優點，但(dan)在(zai)(zai)節能減排愈發重(zhong)要的(de)今(jin)天(tian)，人(ren)們對(dui)保(bao)(bao)溫(wen)管保(bao)(bao)溫(wen)性能的(de)要求日益提高。同時(shi)，隨著我國經(jing)濟的(de)發展，人(ren)工(gong)成(cheng)本(ben)(ben)普遍(bian)上漲，長工(gong)期、高成(cheng)本(ben)(ben)的(de)現場(chang)安裝制(zhi)(zhi)作方法的(de)越來越不(bu)適應(ying)時(shi)代。因此，本(ben)(ben)文(wen)介紹一種(zhong)新(xin)型的(de)預制(zhi)(zhi)架(jia)空(kong)保(bao)(bao)溫(wen)管。預制(zhi)(zhi)架(jia)空(kong)保(bao)(bao)溫(wen)管與傳(chuan)(chuan)統(tong)架(jia)空(kong)保(bao)(bao)溫(wen)管更(geng)大(da)的(de)不(bu)同在(zai)(zai)于預制(zhi)(zhi)保(bao)(bao)溫(wen)管的(de)工(gong)作管與保(bao)(bao)溫(wen)層均在(zai)(zai)工(gong)廠內制(zhi)(zhi)造完成(cheng)，現場(chang)施工(gong)僅僅需要將各節加工(gong)完成(cheng)的(de)保(bao)(bao)溫(wen)管安裝連接，不(bu)必在(zai)(zai)現場(chang)進行保(bao)(bao)溫(wen)材料的(de)敷設(she)。

傳(chuan)統(tong)架(jia)空保(bao)溫(wen)(wen)管(guan)的(de)(de)硬(ying)(ying)(ying)質保(bao)溫(wen)(wen)材料(liao)(liao)在現場環境溫(wen)(wen)度下進(jin)(jin)行安裝(zhuang)，當工作管(guan)達(da)到運(yun)行溫(wen)(wen)度時硬(ying)(ying)(ying)質保(bao)溫(wen)(wen)材料(liao)(liao)間出現縫(feng)隙增大(da)的(de)(de)問題。此(ci)種(zhong)新型(xing)預制(zhi)保(bao)溫(wen)(wen)管(guan)在工廠內安裝(zhuang)硬(ying)(ying)(ying)質保(bao)溫(wen)(wen)材料(liao)(liao)，便于安裝(zhuang)時嚴格把(ba)控嵌縫(feng)工作。之后，將安裝(zhuang)好硬(ying)(ying)(ying)質保(bao)溫(wen)(wen)層(ceng)的(de)(de)半成(cheng)品管(guan)道(dao)直接放入聚(ju)氨酯泡(pao)(pao)沫的(de)(de)成(cheng)型(xing)模(mo)具(ju)中，注(zhu)入原(yuan)料(liao)(liao)混合(he)液(ye)進(jin)(jin)行發泡(pao)(pao)，硬(ying)(ying)(ying)質泡(pao)(pao)沫成(cheng)型(xing)后脫模(mo)。此(ci)種(zhong)制(zhi)作方法可(ke)將縫(feng)隙完全(quan)包裹，使(shi)得外(wai)保(bao)溫(wen)(wen)層(ceng)和硬(ying)(ying)(ying)保(bao)溫(wen)(wen)層(ceng)成(cheng)為一個整體，相(xiang)比傳(chuan)統(tong)架(jia)空管(guan)的(de)(de)制(zhi)作方法可(ke)減少縫(feng)隙間的(de)(de)漏熱，大(da)大(da)提高整體保(bao)溫(wen)(wen)性(xing)能(neng)。