談談關於電子電鍍的工藝特點
發布時間:2026-04-02 15:09:59
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dianzidiandugongyishiliyongdianjiedeyuanlijiangdaodiantipushangyicengjinshudefangfa。shizhizaihanyouyudujinshudeyanleirongyezhong,yibeidujitijinshuweiyinji,tongguodianjiezuoyong,shiduyezhongyudujinshudeyanglizizaijitijinshubiaomianchenjichulai,xingchengducengdeyizhongbiaomianjiagongfangfa。
鍍層性能不同於基體金屬,具有新的特征。根據鍍層的功能分為防護性鍍層,裝飾性鍍層及其它功能性鍍層。
電子電鍍時shi,鍍du層ceng金jin屬shu或huo其qi他ta不bu溶rong性xing材cai料liao做zuo陽yang極ji,待dai鍍du的de工gong件jian做zuo陰yin極ji,鍍du層ceng金jin屬shu的de陽yang離li子zi在zai待dai鍍du工gong件jian表biao麵mian被bei還hai原yuan形xing成cheng鍍du層ceng。能neng增zeng強qiang金jin屬shu的de抗kang腐fu蝕shi性xing(鍍層金屬多采用耐腐蝕的金屬)、增加硬度、避免磨耗、提高導電性、光滑性、耐熱性和表麵美觀。
電(dian)子(zi)電(dian)鍍(du)是(shi)一(yi)種(zhong)電(dian)化(hua)學(xue)過(guo)程(cheng),也(ye)是(shi)一(yi)種(zhong)氧(yang)化(hua)還(hai)原(yuan)過(guo)程(cheng)。基(ji)本(ben)過(guo)程(cheng)是(shi)將(jiang)零(ling)件(jian)浸(jin)在(zai)金(jin)屬(shu)鹽(yan)的(de)溶(rong)液(ye)中(zhong)作(zuo)為(wei)陰(yin)極(ji),金(jin)屬(shu)板(ban)作(zuo)為(wei)陽(yang)極(ji),接(jie)直(zhi)流(liu)電(dian)源(yuan)後(hou),在(zai)零(ling)件(jian)上(shang)沉(chen)積(ji)出(chu)所(suo)需(xu)的(de)鍍(du)層(ceng)。