Guangdong MEI-AL Technology Co., Ltd.
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Aluminum Anodizing Production Line Suface Treatment Equipment
1.Transportation industry: Anodized aluminum is widely used in the automotive industry for components like wheels, frames, cylinder heads, gear box housings, pistons, anti-lock brake components, transmission parts, radiators, and bumpers.
2.The aerospace industry also utilizes anodized aluminum for airframe skins, helicopter rotor blades, satellite components, landing gear, hydraulic control housings, avionic cases, and instrument panels.
3.Anodized aluminum is used in the manufacturing of refrigerators, microwaves, washers, dryers, coffee makers, televisions, and curling irons.
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二. Design Condition
| 1 | Alloy | Aluminium 6061 to 6063 or others |
| 2 | Anodizing film thinkness | 10-12um |
| 3 | Average coverage area | 350m²/T (ton) |
| 4 | Max aluminium profile length | 6500mm |
| 5 | Extrusion ratio | 2.5kg/m² |
| 6 | Working hour/m | 300d/m x 20h/d = 600h/m |
| 7 | Racking system | Two fixtures /rack |
| 8 | Racking operation | Manual |
| 9 | Equipment Usage Rate | 0.9 |
| 10 | Power supply | AC 3phase 380v 50hz |
| 11 | Control Power | AC220V 50Hz |
| 12 | Water supply | 2kg/cm²·G |
| 13 | Hot steam | 6kg/cm²·G |
| 14 | Compressor air | 6kg/cm²·G |
三.Process Tank
| 1 | Degreasing 【Free sulfuric acid 180±30 g/l】 | 1 Tank |
| 2 | Alkali etching 【Free alkali 40-60g/l,Al3+ 30-120g/】 | 2 Tanks |
| 3 | Neutralization【Free sulfuric acid180±20g/l】 | 1 Tank |
| 4 | Anodising 【Free sulfuric acid 140-180g/l,Al3+≤20g/l】 | 4 Tanks |
| 5 | Colouring 【stannous sulfate 3-8g/l,Free sulfuric acid 15-25g/l,PH 0.8-1.2】 | 2 Tanks |
| 6 | Medium Temperature Sealing【PH 5-6.5,Nickel ion0.8-1.3g/l,Fluorion0.3-0.7 g/l】 | 3 Tank |
四. Process Chat
| Discription for Un | ||
| 1 | De | Degreasing |
| 2 | Rs | Rinsing |
| 3 | HW Rs | Hot Water Rinsing |
| 4 | AE | Alkaline Etching |
| 5 | Ne | Neutralization |
| 6 | An | Anodizing |
| 7 | Cl | Coloring |
| 8 | Sl | Sealing |
| 9 | MU | Material Unloading |
| 10 | Pc | Packing |