Plating Bath

Process

Time(min)

Temperature(℃)

Heating power

1

Loading station(auto chemical dosing) 

2

Chemical degreasing

15-30

50-60

12kW

3

Rinse

2-5

Room temperature

4

Pickling(HCL &H2SO4) 

  10-20

Room temperature

5

Rinse

   2-5

Room temperature

6

Electro Chemical degreasing 

3-5

50-60

12kW

7

Rinse 

2-5

Room temperature

8

Pickling (HCL &H2SO4) 

1-2

Room temperature

9

Rinse

0.5-1

Room temperature

10

Zinc1

20-60

25

Cooling

11

Zinc2

20-60 

25

Cooling

12

Recycle 

2-5

Room temperature

13

Rinse

2-5

Room temperature

14

Illumination in HNO3

1-2

Room temperature

15

Rinse 

2-5

Room temperature

16

Passivation

20-30sec

30

9kW

17

Rinse

2-5

Room temperature

18

Load off

Hot Air dryer 

2sets

6kW