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)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的碳化(hua)(hua)硅(gui)遠(yuan)(yuan)紅外(wai)電熱(re)(re)(re)(re)板(ban)是用管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的涂有金屬氧化(hua)(hua)物即(ji)遠(yuan)(yuan)紅外(wai)線(xian)涂料(liao)的碳化(hua)(hua)硅(gui)板(ban)做輻射(she)元件,管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的在元件孔內(nei)(或槽(cao)內(nei))裝進電熱(re)(re)(re)(re)絲(si),在管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的元件的底部放有較厚的絕緣、耐火、隔熱(re)(re)(re)(re)材料(liao),然后裝上管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的金屬外(wai)殼,安(an)裝好管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的接線(xian)柱便可通(tong)電使用。管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)中的碳化(hua)(hua)硅(gui)常(chang)溫(wen)抗折強度(du) 45Mpa,1000 ℃高溫(wen)抗折強度(du) 50Mpa 管(guan)道(dao)加(jia)(jia)(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)的體(ti)積密度(du)2.7-2.75g/cm3,900℃熱(re)(re)(re)(re)膨(peng)脹率0.42-0.48% 導熱(re)(re)(re)(re)系數(350℃)10.3-16.7w/m.k 。