鑄(zhu)銅(tong)加熱(re)圈特點(dian)(dian)具有長壽命、保溫性能好、機械(xie)性能強、耐腐蝕、抗磁場等優(you)點(dian)(dian)。是以管(guan)(guan)狀電熱(re)元(yuan)件為(wei)發熱(re)體,用銅(tong)鑄(zhu)材料為(wei)外(wai)殼經(jing)壓鑄(zhu)成(cheng)型的(de)電加熱(re)器,其使用溫度一般在攝氏150~600度之間(jian),廣泛應用于(yu)塑料機械(xie)、模具、電纜機械(xie)、合金壓鑄(zhu)機、管(guan)(guan)道(dao)、化工、橡(xiang)膠、石(shi)油等設備。
鑄(zhu)(zhu)銅(tong)(tong)與(yu)鑄(zhu)(zhu)鋁類似是以管狀電熱(re)(re)元件(jian)為(wei)發熱(re)(re)體,并彎曲成(cheng)型,鑄(zhu)(zhu)銅(tong)(tong)加熱(re)(re)圈廠家進入(ru)模具用(yong)金屬合(he)金材料(liao)為(wei)外殼(ke)以離心式澆鑄(zhu)(zhu)成(cheng)各種形狀,表面(mian)負荷可達3-5W/CM2,工(gong)作溫度可達到(dao)500℃左(zuo)右(you)。廣(guang)泛(fan)應用(yong)于塑料(liao)機械(xie)(xie)、模頭、電纜機械(xie)(xie)、化(hua)工(gong)、橡膠、石(shi)油等設備(bei)上。
鑄銅加(jia)(jia)(jia)熱圈將電(dian)能轉變(bian)成熱能以加(jia)(jia)(jia)熱物(wu)體。是(shi)電(dian)能利用的一(yi)種形式(shi)。與一(yi)般燃料加(jia)(jia)(jia)熱相比,電(dian)加(jia)(jia)(jia)熱可獲(huo)得(de)較高溫度(du)(如電(dian)弧加(jia)(jia)(jia)熱,溫度(du)可達(da)3000℃以上),易(yi)于實現溫度(du)的自動控制和遠距離控制, 車載電(dian)加(jia)(jia)(jia)熱杯
可按需(xu)要(yao)使被加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)物(wu)(wu)體(ti)(ti)保持一定的溫(wen)(wen)度分布。電(dian)(dian)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)能在被加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)物(wu)(wu)體(ti)(ti)內(nei)部直接(jie)生(sheng)熱(re)(re)(re)(re),因而熱(re)(re)(re)(re)效率高(gao),升溫(wen)(wen)速度快(kuai),并可根據加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)的工(gong)藝(yi)要(yao)求(qiu),鑄銅加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)圈加(jia)(jia)(jia)(jia)工(gong)實(shi)現(xian)整體(ti)(ti)均勻加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)或(huo)局部加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)(包(bao)括表面(mian)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)),容(rong)易(yi)實(shi)現(xian)真空(kong)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)和(he)控(kong)制氣氛加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)。在電(dian)(dian)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)過程中,產生(sheng)的廢氣、殘余物(wu)(wu)和(he)煙塵少(shao),可保持被加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)物(wu)(wu)體(ti)(ti)的潔凈,不(bu)污染環境。因此,電(dian)(dian)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)廣泛用(yong)于(yu)生(sheng)產、科研和(he)試驗等領(ling)域中。特別(bie)是在單晶(jing)(jing)和(he)晶(jing)(jing)體(ti)(ti)管的制造、機(ji)械零件(jian)和(he)表面(mian)淬火、鐵合金(jin)的熔煉和(he)人造石墨的制造等方面(mian),都(dou)采用(yong)電(dian)(dian)加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)方式。
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