1. 鎳-鎢-鈷(gu)合金電刷鍍液的性質(zhi)

  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(xing)質(zhi)和用途

  鎳-鎢-鈷(gu)鍍(du)(du)層(ceng)硬度(du)高，致(zhi)密、孔隙少(shao)，在較高的(de)(de)溫度(du)下(xia)仍具(ju)有(you)一定的(de)(de)硬度(du)，其優點是鍍(du)(du)層(ceng)的(de)(de)應(ying)力小，可沉積較厚的(de)(de)鍍(du)(du)層(ceng)，即可達(da)0.20mm,主要用來沉積耐磨的(de)(de)表面層(ceng)。

3. 鎳-鎢-鈷合金電刷鍍液的(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(gu)合金電刷(shua)鍍液的配制

  在(zai)1000mL燒杯中(zhong)(zhong)(zhong)加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)蒸(zheng)餾水350mL,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)至(zhi)(zhi)(zhi)70℃,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)硫(liu)酸(suan)(suan)(suan)(suan)(suan)鎳(nie)393g,攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)溶(rong)(rong)(rong)解。另(ling)取(qu)250ml,燒杯，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)水100ml,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)至(zhi)(zhi)(zhi)70℃,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)檸檬酸(suan)(suan)(suan)(suan)(suan)42g,攪(jiao)(jiao)(jiao)(jiao)排(pai)溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)鴨(ya)酸(suan)(suan)(suan)(suan)(suan)鈉(na)(na)23,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)館解后，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)含(han)硫(liu)酸(suan)(suan)(suan)(suan)(suan)鎳(nie)的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)(zhong)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)均(jun)勻。另(ling)取(qu)在(zai)250mL燒杯中(zhong)(zhong)(zhong)加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)蒸(zheng)餾水100ml,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)至(zhi)(zhi)(zhi)70℃,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)硼酸(suan)(suan)(suan)(suan)(suan)31g,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)含(han)硫(liu)酸(suan)(suan)(suan)(suan)(suan)鎳(nie)的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)(zhong)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)均(jun)勻。另(ling)取(qu)在(zai)250mL燒杯中(zhong)(zhong)(zhong)加(jia)(jia)(jia)(jia)(jia)(jia)(jia)蒸(zheng)餾水50ml,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)至(zhi)(zhi)(zhi)70℃,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)入(ru)硫(liu)酸(suan)(suan)(suan)(suan)(suan)鈉(na)(na)6.5g、硫(liu)酸(suan)(suan)(suan)(suan)(suan)鈷2g、硫(liu)酸(suan)(suan)(suan)(suan)(suan)錳28、硫(liu)酸(suan)(suan)(suan)(suan)(suan)鎂(mei)2g和(he)氟化(hua)鈉(na)(na)5g,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)溶(rong)(rong)(rong)解后，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)人含(han)硫(liu)酸(suan)(suan)(suan)(suan)(suan)鎳(nie)的溶(rong)(rong)(rong)液(ye)(ye)中(zhong)(zhong)(zhong)，攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)均(jun)勻。另(ling)加(jia)(jia)(jia)(jia)(jia)(jia)(jia)十二烷基硫(liu)酸(suan)(suan)(suan)(suan)(suan)鈉(na)(na)0.01~0.001g充分攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)溶(rong)(rong)(rong)解。再加(jia)(jia)(jia)(jia)(jia)(jia)(jia)人甲酸(suan)(suan)(suan)(suan)(suan)35mL 和(he)冰醋酸(suan)(suan)(suan)(suan)(suan)20mL,加(jia)(jia)(jia)(jia)(jia)(jia)(jia)熱(re)充分攪(jiao)(jiao)(jiao)(jiao)拌(ban)(ban)至(zhi)(zhi)(zhi)溶(rong)(rong)(rong)液(ye)(ye)透(tou)明。冷卻至(zhi)(zhi)(zhi)室溫，用10%稀硫(liu)酸(suan)(suan)(suan)(suan)(suan)或稀氫氧化(hua)鈉(na)(na)溶(rong)(rong)(rong)液(ye)(ye)調節溶(rong)(rong)(rong)液(ye)(ye)pH為2.將溶(rong)(rong)(rong)液(ye)(ye)倒入(ru)1000mL量筒或量瓶中(zhong)(zhong)(zhong)，加(jia)(jia)(jia)(jia)(jia)(jia)(jia)蒸(zheng)餾水至(zhi)(zhi)(zhi)刻(ke)度。

5. 鎳-鎢-鈷合金鍍液工(gong)藝規范

 鎳-鎢(wu)-鈷合(he)金鍍液性能上比較類似于(yu)鎳-鎢(wu)合(he)金鍍液。

 耗電系數：0.21A·h/(d㎡·μm);

 工作電壓：6~12V(最佳(jia)10~12V);

 陰陽極(ji)相(xiang)對運(yun)動速率：6~12m/min;

 工作溫(wen)度：30~50℃.

 循環使用(yong)過程可(ke)參(can)照(zhao)鎳－鎢合金刷鍍液。