1. 電解拋光工(gong)藝流程

不(bu)銹鋼管化(hua)學除油→熱(re)水(shui)(shui)沖(chong)(chong)(chong)(chong)洗(xi)(xi)→清(qing)(qing)水(shui)(shui)漂洗(xi)(xi)→烘干(gan)→電(dian)解拋光→清(qing)(qing)水(shui)(shui)沖(chong)(chong)(chong)(chong)洗(xi)(xi)→熱(re)水(shui)(shui)沖(chong)(chong)(chong)(chong)洗(xi)(xi)→清(qing)(qing)水(shui)(shui)漂洗(xi)(xi)→(鈍化(hua)處理→熱(re)水(shui)(shui)沖(chong)(chong)(chong)(chong)洗(xi)(xi)→清(qing)(qing)水(shui)(shui)漂洗(xi)(xi)→中和→熱(re)水(shui)(shui)沖(chong)(chong)(chong)(chong)洗(xi)(xi)→)→烘干(gan)→檢驗→包裝→出廠(chang)。

2. 化學(xue)除油

化學(xue)除油配方：

NaOH: 50g/L~80g/L;  Na₂CO₃: 20g/L~30g/L;  Na₃PO₃: 20g/L~30g/L;

洗衣(yi)粉(fen)：7g/L~10g/L;溫度：80℃~90℃;時間：15min.

3. 電解(jie)拋(pao)光工藝

電(dian)(dian)解(jie)拋光(guang)工(gong)(gong)藝(yi)主要(yao)(yao)包括電(dian)(dian)解(jie)液的(de)(de)配制，電(dian)(dian)解(jie)液的(de)(de)溫度，電(dian)(dian)解(jie)拋光(guang)的(de)(de)時間(jian)、電(dian)(dian)流(liu)和電(dian)(dian)壓等。下面介紹幾種常用的(de)(de)不銹鋼電(dian)(dian)解(jie)拋光(guang)液配方及其工(gong)(gong)藝(yi)參(can)數。這些配方所(suo)用的(de)(de)化學藥品都是最普通(tong)的(de)(de)容易購買到(dao)的(de)(de)，而且工(gong)(gong)藝(yi)要(yao)(yao)求(qiu)的(de)(de)溫度都比較低，拋光(guang)所(suo)需(xu)時間(jian)也較短，非(fei)常適合(he)于大生產的(de)(de)要(yao)(yao)求(qiu) 而日地(di)光(guang)效(xiao)果理想(xiang)可(ke)靠，見表11-1。

4. 鈍化(hua)

鈍化液配方：HNO₃: (d=1.40)600ml/L~700ml/L;重鉻酸鉀：8g/L~10g/L;溫度：常溫；時間：30min.

5. 中和

中和液配方及工藝條件：Na₂CO₃: 20g/L~30g/L;溫度：常溫；時間：2min.