101021-镀层厚度为10um时,金属的沉积时间(min)与阴极电流密度的关系1
注1:表中电镀时间,除镀铬电流效率按13%计算外,其余均按100%计算。
注2:如果电流效率不等于100%,则金属的沉积时间可按下式计算:t′=t*100/nk。
金属名称 |
阴极电流密度(A/dm2) |
沉积时间(min) |
备注 |
锌(Zn2+) | 0.10 | 355 | |
0.25 | 142 | ||
0.50 | 70 | ||
1.0 | 35 | ||
2.0 | 18 | ||
3.0 | 12 | ||
4.0 | 9 | ||
5.0 | 7 | ||
10 | 4 | ||
20 | 2 | ||
镉(Cd2+) | 0.10 | 247 | |
0.25 | 99 | ||
0.50 | 50 | ||
1.0 | 25 | ||
2.0 | 13 | ||
3.0 | 9 | ||
4.0 | 6 | ||
5.0 | 5 | ||
10 | 3 | ||
锡(Sn2+) | 0.10 | 200 | |
0.25 | 80 | ||
0.50 | 40 | ||
1.0 | 20 | ||
2.0 | 10 | ||
3.0 | 7 | ||
4.0 | 5 | ||
5.0 | 4 | ||
10 | 2 | ||
20 | 1 | ||
锡(Sn4+) | 0.10 | 400 | |
0.25 | 160 | ||
0.50 | 79 | ||
1.0 | 40 | ||
2.0 | 20 | ||
3.0 | 13 | ||
4.0 | 10 | ||
5.0 | 8 | ||
20 | 2 | ||
铜(Cu2+) | 0.10 | 451 | |
0.25 | 180 | ||
0.50 | 90 | ||
1.0 | 45 | ||
2.0 | 23 | ||
3.0 | 15 | ||
4.0 | 11 | ||
5.0 | 9 | ||
10 | 5 | ||
铜(Cu+) | 0.10 | 226 | |
0.25 | 90 | ||
0.50 | 45 | ||
1.0 | 23 | ||
2.0 | 12 | ||
3.0 | 8 | ||
镍(Ni2+) | 0.10 | 485 | |
0.25 | 192 | ||
0.50 | 97 | ||
1.0 | 49 | ||
2.0 | 25 | ||
3.0 | 16 | ||
4.0 | 12 | ||
5.0 | 10 | ||
10 | 5 | ||
铁(Fe2+) | 0.10 | 452 | |
0.25 | 182 | ||
0.50 | 92 | ||
1.0 | 46 | ||
2.0 | 23 | ||
3.0 | 15 | ||
4.0 | 11 | ||
5.0 | 9 | ||
10 | 5 | ||
银(Ag+) | 0.10 | 157 | |
0.25 | 63 | ||
0.50 | 31 | ||
1.0 | 16 | ||
2.0 | 8 | ||
金(Au3+) | 0.10 | 160 | |
0.25 | 64 | ||
0.50 | 32 | ||
1.0 | 16 | ||
2.0 | 8 | ||
铅(Pb2+) | 0.10 | 176 | |
0.25 | 70 | ||
0.50 | 36 | ||
1.0 | 18 | ||
2.0 | 9 | ||
3.0 | 6 | ||
4.0 | 4.5 | ||
5.0 | 4 | ||
10 | 2 | ||
20 | 1 | ||
铬(Cr6+) | 5 | 200 | |
10 | 100 | ||
15 | 67 | ||
20 | 50 | ||
30 | 34 | ||
40 | 25 | ||
50 | 20 |