Difference between revisions of "Subsection DJ metals"
From Efficiency Finder
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| [[Plating chromium in metal industry|Plating chromium]]||||[[Plating chromium of steel coil|x]]||o||||||||[[Plating chromium of aluminium|x]]|||||||||||| | | [[Plating chromium in metal industry|Plating chromium]]||||[[Plating chromium of steel coil|x]]||o||||||||[[Plating chromium of aluminium|x]]|||||||||||| | ||
|- | |- | ||
| − | | [[ | + | | [[Plating zinc and zinc alloy in metal industry|Plating zinc and zinc alloy]]||o||o||o||o||o||o|||||||||||||| |
|- | |- | ||
| [[Plating cadmium in metal industry|Plating cadmium]]||||o||o||o||o||o||o||||||o|||||| | | [[Plating cadmium in metal industry|Plating cadmium]]||||o||o||o||o||o||o||||||o|||||| | ||
Revision as of 10:44, 1 December 2010
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| Substrate | |||||||||||||||
| Iron | Steel | Aluminium | Copper | Brass | Alloys | Other metals | Plastic | Printed Circuit Board | |||||||
| Steel coil | Steel strip | Steel wire | Steel sheets | Steel cast products | |||||||||||
| UNIT OPERATIONS | Typical processes | info | info | info | info | info | info | info | info | info | info | info | info | info | |
| CLEANING | Pre-treatment | Electropolishing | o | o | o | o | x | o | |||||||
| Solvent degreasing | x | x | x | ||||||||||||
| Aqueous cleaning | o | o | x | ||||||||||||
| Pickling | o | x | x | x | x | ||||||||||
| Etching and descalling | x | x | o | x | |||||||||||
| Electrolitically assisted pickling, activation and degreasing | |||||||||||||||
| Metal stripping | o | x | |||||||||||||
| Rinsing | o | x | x | o | o | o | x | o | o | o | o | x | |||
| Cleaning of production halls | o | o | o | o | o | o | o | o | o | o | o | o | o | ||
| DRYING | Post-treatment | Drying | o | o | x | o | o | x | x | ||||||
| OTHER PROCESS HEATING | Post-treatment | Heat treatment for hydrogen de-embrittlement | o | o | o | o | |||||||||
| GENERAL PROCESS HEATING | Boiler feed water pre-heating | ||||||||||||||
| HEATING OF PRODUCTION HALLS | Heating of production halls | o | o | o | o | o | o | o | o | o | o | o | o | o | |
| COOLING OF PRODUCTION HALLS | Cooling of production halls | o | o | o | o | o | o | o | o | o | o | o | o | o | |
| COOLING PROCESSES | Cooling of process solutions | ||||||||||||||
| PAINTING | Finishing | Electropainting | |||||||||||||
| Lacquering | |||||||||||||||
| Colour anodizing on aluminium | o | ||||||||||||||
| Metal colouring | x | ||||||||||||||
| SURFACE TREATMENT | Main treatment | Plating copper and copper alloy | o | o | |||||||||||
| Electroplating nickel | o | x | o | o | o | o | |||||||||
| Plating chromium | x | o | x | ||||||||||||
| Plating zinc and zinc alloy | o | o | o | o | o | o | |||||||||
| Plating cadmium | o | o | o | o | o | o | o | ||||||||
| Plating tin and alloy | o | x | |||||||||||||
| Plating precious metal | o | o | o | o | x | ||||||||||
| Autocatalytic plating | o | o | o | o | |||||||||||
| Immersion coatings | o | x | |||||||||||||
| Finishing | Oiling | x | |||||||||||||
| Anodizing | x | o | |||||||||||||
| Sealing following anodizing | x | x | |||||||||||||
| Conversion coatings (phosphate layer) | o | x | o | o | o | x | o | ||||||||
| Conversion coatings (chromium) | o | o | o | o | o | x | o | o | o | ||||||
| Coating oxide (chemical blacking) | o | o | o | o | o | o | x | o | |||||||
| Brightening | o | o | o | o | o | o | o | o | |||||||
| Chemical milling | x | ||||||||||||||
| Temperaturlevel | |||||||||||||||
| 20-40°C | x | x | x | x | x | x | x | x | x | x | x | x | x | ||
| 40-60°C | x | x | x | x | x | x | x | x | x | x | x | x | x | ||
| 60-80°C | x | x | x | x | x | x | x | x | x | x | x | x | x | ||
| 80-100°C | x | x | x | x | x | x | x | x | x | x | x | x | x | ||
| 100-120°C | x | x | |||||||||||||
| 120-140°C | x | x | x | x | x | x | |||||||||
| 140-160°C | x | x | x | x | x | ||||||||||
| >160°C | x | x | x | x | x | ||||||||||
