SURFACE TREATMENT EQUIPMENT
GENERAL INFORMATION ROBOTIC HOT-DIP GALVANIZING LINE FOR METAL PRODUCTS BARREL/ CHUCK TYPE SURFACE TREATMENT EQUIPMENT CARRIER TYPE SURFACE TREATMENT EQUIPMENT SMALL EXPERIMENTAL EQUIPMENT EXHAUST TREATMENT EQUIPMENT EFFLUENT WATER TREATMENT EQUIPMENT ACCESSORIES FOR ELECTROPLATING EQUIPMENT CHEMICALS FOR ELECTROPLATING EQUIPMENT
ELECTROPLATING PROCESS
Process flow chart galvanizing
| the name of the operation | Composition of the solution, g / l | Temperature, ° C | The current density, voltage | The treatment time, min. | |
| 01 | Hot degreasing (necessary in case of heavy soiling)) | Caustic soda 20-40 Degreasing agent | 60 | 10 | |
| 02 | Flushing | 60 | 2 | ||
| 03 | Etching | Hydrochloric acid (sulfuric acid) 80-100 Etchant | 10 | ||
| 04 | Flushing | 2 | |||
| 05 | Electrochemical degreasing | Caustic soda 20-40 Calcine soda 20-40 Threenatriumphosphate 20-40 | 7-80 | 5А/dm2 6-12V | 10 |
| 06 | Flushing (neutralization) | 2 | |||
| 07 | Galvanizing | Zinc chloride 80-100 Ammonium chloride 180-230 brighteners Emollients | 18-25 | 1-3А/dm2 6-12V | 20-40 |
| 08 | Flushing | 2 | |||
| 09 | Lightening | Nitric acid 18-25 | 1 | ||
| 10 | Flushing | 2 | |||
| 11 | Passivation in chromate solutions | Passivating agent | 18-25 | 0.5 | |
| 12 | Rinsing in cold water | 2 | |||
| 13 | Rinse in hot water | 5 | |||
| 14 | Drying | 60 | 2 |
Process flow chart of copper plating
| 01 | Chemical degreasing (necessary in case of heavy soiling) |
| 02 | Flushing |
| 03 | Electrochemical degreasing |
| 04 | Rinse with warm running |
| 05 | Flushing cold running |
| 06 | Etching |
| 07 | Flushing |
| 08 | Activation |
| 09 | Flushing cold running |
| 10 | Copperplating |
| 11 | Rinse with warm running |
| 12 | Flushing cold running two-stage, mixing with air in the second stage |
| 13 | Drying |
Process flow chart chrome plating
| 01 | Chemical degreasing (necessary in case of heavy soiling) |
| 02 | Flushing |
| 03 | Electrochemical degreasing |
| 04 | Rinse with warm running |
| 05 | Flushing cold running |
| 06 | Etching |
| 07 | Flushing |
| 08 | Activation |
| 09 | Flush hot and extract massive parts to warm up |
| 10 | Chrome preliminary anodic activation of steel products |
| 11 | Washing with cold stagnant (capture) |
| 12 | Flushing cold running |
| 13 | Drying |
Process flow chart nickel
| 01 | Chemical degreasing (necessary in case of heavy soiling) |
| 02 | Flushing |
| 03 | Electrochemical degreasing |
| 04 | Rinse with warm running |
| 05 | Flushing cold running |
| 06 | Etching |
| 07 | Flushing |
| 08 | Activation |
| 09 | Flushing cold running |
| 10 | Nickel |
| 11 | Rinse with warm running |
| 12 | Flushing cold running two-stage, mixing with air in the second stage |
| 13 | Drying |
Process flow chart of anodizing
| 01 | Degreasing |
| 02 | Rinse in hot water |
| 03 | Flushing cold running |
| 04 | Etching |
| 05 | Flushing cold running |
| 06 | Ennobling |
| 07 | Flushing cold running |
| 08 | Anodizing |
| 09 | Rinse in hot water |
| 10 | Drying |