攪拌站水加熱器將電能有效轉化為管道加熱器的遠紅外輻射能,管道加熱器直接傳遞給被烘干物,管道加熱器迅速轉化為分子熱運動,管道加熱器由內向外干燥,管道加熱器達到快速烘干定型的目的,并取得管道加熱器的顯著節能效果。
管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的碳化(hua)硅(gui)遠紅(hong)(hong)外(wai)電(dian)熱(re)板是(shi)用管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的涂有金屬(shu)(shu)氧化(hua)物(wu)即遠紅(hong)(hong)外(wai)線(xian)涂料的碳化(hua)硅(gui)板做輻(fu)射元件(jian),管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的在(zai)元件(jian)孔內(或槽內)裝(zhuang)進(jin)電(dian)熱(re)絲,在(zai)管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的元件(jian)的底部放有較(jiao)厚的絕緣(yuan)、耐火、隔熱(re)材(cai)料,然(ran)后裝(zhuang)上(shang)管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的金屬(shu)(shu)外(wai)殼(ke),安裝(zhuang)好管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的接線(xian)柱便可通(tong)電(dian)使用。管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)中(zhong)的碳化(hua)硅(gui)常(chang)溫抗折強(qiang)度(du) 45Mpa,1000 ℃高(gao)溫抗折強(qiang)度(du) 50Mpa 管(guan)(guan)道(dao)(dao)加(jia)(jia)熱(re)器(qi)(qi)(qi)的體積密度(du)2.7-2.75g/cm3,900℃熱(re)膨(peng)脹率0.42-0.48% 導熱(re)系數(350℃)10.3-16.7w/m.k 。