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)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的碳化硅(gui)(gui)遠(yuan)紅外(wai)電(dian)熱(re)(re)(re)板是用(yong)管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的涂(tu)有(you)金屬氧化物即(ji)遠(yuan)紅外(wai)線(xian)涂(tu)料的碳化硅(gui)(gui)板做輻(fu)射元(yuan)件(jian),管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的在元(yuan)件(jian)孔內(nei)(或槽內(nei))裝(zhuang)進電(dian)熱(re)(re)(re)絲(si),在管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的元(yuan)件(jian)的底部(bu)放有(you)較厚的絕緣、耐火、隔(ge)熱(re)(re)(re)材料,然后裝(zhuang)上管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的金屬外(wai)殼,安裝(zhuang)好(hao)管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的接(jie)線(xian)柱便可通電(dian)使(shi)用(yong)。管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)中的碳化硅(gui)(gui)常溫(wen)抗折(zhe)強(qiang)度(du) 45Mpa,1000 ℃高溫(wen)抗折(zhe)強(qiang)度(du) 50Mpa 管(guan)道(dao)加(jia)(jia)熱(re)(re)(re)器(qi)(qi)(qi)的體積密度(du)2.7-2.75g/cm3,900℃熱(re)(re)(re)膨(peng)脹率0.42-0.48% 導熱(re)(re)(re)系數(350℃)10.3-16.7w/m.k 。