Customization: | Available |
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After-sales Service: | Overseas Installtion and Commissioning |
Warranty: | 1 Year |
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Pre-treatment stage | Degreasing: Alkaline cleaning agent removes oil stains (temperature: 50-60°C). Water rinse: Three-stage countercurrent washing ensures no residue remains. Phosphating: Zinc-based phosphating treatment forms a microcrystalline anti-corrosion layer (film weight: 1.5-3.0g/m²). Pure water rinse: Conductivity ≤ 20 μS/cm to prevent impurities from contaminating the electrophoresis tank. |
Electrocoating stage | Tank solution parameters: Solid content: 18-20% pH value: 5.8-6.5 Temperature: 28-30°C Electrophoresis conditions: Voltage: DC 150-250V Time: 2-3 minutes Film thickness: 18-22μm (precisely controllable) |
Post-treatment stage | UF (ultrafiltration) water rinse: Recovers floating paint and reduces tank liquid consumption. Oven curing: 180°C × 20 minutes to achieve cross-linking hardening (gloss ≥ 85%). |