Dip tank pretreatment production line for profiles
Overview
Pretreatment equipment consists of dip tank pretreatment passivation production line. The line is made up of five processes such as acid etching, passivation, water rinse and so on, workpiece is conveyed by electric hoist hanging basket, with manual control, thus make the workpiece finish the technological requirement of each process.
The basket is lifted and lowered in the tank with manual assistance to avoid collision between the swaying of the basket and the wall of the tank.
Product Display
Tank Quality
The welding transition of the tank body and peripheral equipment is natural, without running, dripping, leaking or bubbling. The lining of the tank body and the inner wall of the tank are adhered smoothly. The overall layout of the equipment is reasonable, easy to operate and easy to overhaul the line. At the same time, the whole tank body adopts advanced structure, more beautiful appearance.
Pre-treatment production line equipment to ensure the reliability of production, supporting equipment and control parts of the components: selection of well-known foreign manufacturers to ensure the quality of the project.
Pretreatment process and parameter
No. |
Name |
Treatment Way |
Treatment Liquid |
Treatment Time (min) |
Treatment Temperature (℃) |
1 |
Loading |
Manual |
|
2 |
|
2 |
Acid etching |
Dipping |
Acid etching agent |
6-10 |
RT |
3 |
Water rinse1 |
Dipping |
Industrial water |
2 |
RT |
4 |
Water rinse2 |
Dipping |
Industrial water |
2 |
RT |
5 |
Passivation |
Dipping |
Passivator |
6-10 |
RT |
6 |
Pure water rinse |
Dipping |
DI water |
2 |
RT |
7 |
Water drying oven |
|
|
10 |
120-140 |
8 |
Unloading |
Manual |
|
5 |
|