1. 鎳-鎢(wu)-鈷(gu)合金(jin)電刷鍍(du)液的性質

  鎳-鎢-鈷合金電刷鍍液是在鎳-鎢合金鍍液的基礎上加入少量的硫酸鈷等成分組成的鎳-鎢-鈷鍍液。它是酸性鍍液，pH=1.2~2.4,深綠色，20℃時相對密度為1.29,電導率為2.052 Ω^-1·cm^-1。

2. 鎳-鎢-鈷合金電刷鍍層的性質和用途

  鎳-鎢-鈷鍍層(ceng)硬(ying)度高(gao)，致密、孔隙少(shao)，在(zai)較高(gao)的(de)溫度下仍(reng)具有一定的(de)硬(ying)度，其優點是鍍層(ceng)的(de)應力(li)小，可(ke)沉(chen)積較厚的(de)鍍層(ceng)，即可(ke)達0.20mm,主(zhu)要用(yong)來沉(chen)積耐磨的(de)表面層(ceng)。

3. 鎳-鎢-鈷合金電(dian)刷鍍液的(de)成分

 硫酸鎳（NiSO₄·7H₂O)   393g/L  、 硫酸鎂（MgSO₄·7H₂O)  2g/L

 鎢酸鈉（Na₂WO₄·2H₂O)   23g/L  、冰醋酸（CH₃COOH)  20mL/L

 甲酸（HCOOH)  35g/L  、 硼酸（H₃BO₃) 31mL/L  、氟化鈉（NaF) 5g/L

 檸檬酸（H₃C₆H₅O₇·H₂O)  42g/L  、硫酸鈉（Na₂SO₄)  6.5g/L

 十二烷基硫酸鈉［CH₃(CH₂)₁₁ SO₄Na]  0.01~0.001g/L

 硫酸鈷（CoSO₄·7H₂O)  2g/L   、 硫酸錳（MnSO₄·4H₂O)  2g/L

4. 鎳-鎢-鈷合金電刷(shua)鍍液的配制

  在1000mL燒(shao)(shao)(shao)杯(bei)中(zhong)(zhong)加(jia)(jia)(jia)(jia)入(ru)蒸(zheng)餾(liu)水(shui)350mL,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)至70℃,加(jia)(jia)(jia)(jia)入(ru)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鎳393g,攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)溶(rong)(rong)(rong)解。另取(qu)250ml,燒(shao)(shao)(shao)杯(bei)，加(jia)(jia)(jia)(jia)水(shui)100ml,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)至70℃,加(jia)(jia)(jia)(jia)入(ru)檸檬(meng)酸(suan)(suan)(suan)(suan)(suan)42g,攪(jiao)(jiao)(jiao)排溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)入(ru)鴨酸(suan)(suan)(suan)(suan)(suan)鈉(na)23,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)館(guan)解后，加(jia)(jia)(jia)(jia)入(ru)含(han)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鎳的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)，攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)均(jun)(jun)勻。另取(qu)在250mL燒(shao)(shao)(shao)杯(bei)中(zhong)(zhong)加(jia)(jia)(jia)(jia)入(ru)蒸(zheng)餾(liu)水(shui)100ml,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)至70℃,加(jia)(jia)(jia)(jia)入(ru)硼酸(suan)(suan)(suan)(suan)(suan)31g,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)入(ru)含(han)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鎳的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)，攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)均(jun)(jun)勻。另取(qu)在250mL燒(shao)(shao)(shao)杯(bei)中(zhong)(zhong)加(jia)(jia)(jia)(jia)蒸(zheng)餾(liu)水(shui)50ml,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)至70℃,加(jia)(jia)(jia)(jia)入(ru)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鈉(na)6.5g、硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鈷2g、硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)錳28、硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鎂2g和氟化(hua)鈉(na)5g,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)人含(han)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鎳的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)，攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)均(jun)(jun)勻。另加(jia)(jia)(jia)(jia)十二(er)烷(wan)基硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)鈉(na)0.01~0.001g充(chong)(chong)分(fen)攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)溶(rong)(rong)(rong)解。再加(jia)(jia)(jia)(jia)人甲酸(suan)(suan)(suan)(suan)(suan)35mL 和冰(bing)醋(cu)酸(suan)(suan)(suan)(suan)(suan)20mL,加(jia)(jia)(jia)(jia)熱(re)(re)(re)(re)充(chong)(chong)分(fen)攪(jiao)(jiao)(jiao)拌(ban)(ban)(ban)(ban)(ban)至溶(rong)(rong)(rong)液(ye)(ye)透明。冷卻至室溫，用(yong)10%稀(xi)硫(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)或(huo)稀(xi)氫氧化(hua)鈉(na)溶(rong)(rong)(rong)液(ye)(ye)調節溶(rong)(rong)(rong)液(ye)(ye)pH為(wei)2.將溶(rong)(rong)(rong)液(ye)(ye)倒入(ru)1000mL量筒或(huo)量瓶中(zhong)(zhong)，加(jia)(jia)(jia)(jia)蒸(zheng)餾(liu)水(shui)至刻度。

5. 鎳-鎢-鈷合金鍍液工藝規范(fan)

 鎳-鎢-鈷(gu)合金鍍液性能上(shang)比較類似于鎳-鎢合金鍍液。

 耗電系數：0.21A·h/(d㎡·μm);

 工作電(dian)壓：6~12V(最(zui)佳10~12V);

 陰(yin)陽極相對運動(dong)速(su)率：6~12m/min;

 工(gong)作溫度：30~50℃.

 循環(huan)使用(yong)過程可參照(zhao)鎳(nie)－鎢合(he)金刷鍍液。