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)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的碳化(hua)硅遠紅外(wai)電(dian)熱(re)(re)板是(shi)用管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的涂有金屬氧化(hua)物即遠紅外(wai)線(xian)涂料的碳化(hua)硅板做(zuo)輻射元件,管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的在元件孔(kong)內(或槽內)裝進(jin)電(dian)熱(re)(re)絲,在管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的元件的底部放有較(jiao)厚的絕緣、耐火、隔(ge)熱(re)(re)材(cai)料,然(ran)后裝上(shang)管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的金屬外(wai)殼,安裝好管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的接線(xian)柱便(bian)可通電(dian)使用。管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)中(zhong)的碳化(hua)硅常溫抗折強度 45Mpa,1000 ℃高溫抗折強度 50Mpa 管(guan)(guan)(guan)道(dao)(dao)加熱(re)(re)器(qi)(qi)的體(ti)積(ji)密(mi)度2.7-2.75g/cm3,900℃熱(re)(re)膨(peng)脹率0.42-0.48% 導熱(re)(re)系數(350℃)10.3-16.7w/m.k 。