Details
Metalizing UV Coating Line is a professional integrated coating system specially designed for vacuum metallization (PVD/evaporation) process. Different from general plastic painting lines, color UV paint lines and clear UV coating lines, this production line is customized for mirror metallic finishing, vacuum coating substrate protection and metal layer sealing.
Core Differentiation vs Other Coating Lines
Unique positioning for bidding and technical screening
- VS General Plastic Painting Line: Plastic lines focus on thermal curing color painting; this line is vacuum-metallization-oriented, specially for metal texture mirror effect, with ultra-high flatness and no thermal deformation.
- VS Standard UV Clear Coating Line: Ordinary UV lines only do final surface hard coating; this line supports two-key metallization processes-UV primer for substrate leveling & UV topcoat for metal layer protection, which is the exclusive process for vacuum metalizing production.
- VS UV Color Paint Line: UV color lines focus on color difference & metallic toner control; this line abandons color toning, focuses on mirror flatness, metal layer density and oxidation resistance.
- VS Automotive / Two-wheeler Painting Line: Dedicated exterior lines target high-gloss color appearance; this line targets pseudo-plating mirror metallic effect, achieving chrome-like decorative performance without electroplating.
Feature And Advantage
Standard Process Flow (Exclusive Metalizing Process)
Loading → Pre-cleaning & Static Elimination → Plasma Activation → Dust Removal → UV Base Coat Spraying → IR Leveling → UV Curing → Vacuum Metallization (PVD/E-beam Evaporation) → UV Top Coat Spraying → IR Leveling → UV Final Curing → Cooling → Inspection & Rework → Unloading
1. Dedicated Two-layer UV Process for Vacuum Metallization Exclusive UV base coat + vacuum metalizing + UV top coat closed-loop process. The primer fills substrate sand grain, shrinkage and tool marks to form an ultra-flat mirror base; the top coat seals the nano metal layer to prevent oxidation, fingerprint and peeling, which cannot be replaced by ordinary single-layer UV lines.
2. Ultra-high Flatness Mirror Coating Technology Optimized low-speed soft leveling + ultra-fine electrostatic atomization eliminates orange peel and ripple texture. The substrate flatness Ra ≤0.2μm after primer curing, ensuring uniform and dense metal atom deposition during vacuum evaporation, presenting high-grade chrome mirror effect.
3. Low-temperature Non-damage Curing Full-process UV low-temperature curing ≤60°C, no thermal stress or deformation for thin-wall plastic parts. Effectively avoids metal layer cracking and wrinkling caused by high-temperature baking of traditional thermal lines.
4. Strict Dust-free Mirror-grade Environment Control ISO 8 dust-free workshop with three-stage filtration and constant temperature & humidity control. Zero particle interference ensures no pinhole, white spot or star point defects on the mirror metal surface.
5. Metal Layer Anti-oxidation & Sealing Function Special UV top coat formula has excellent barrier performance against air, water vapor and corrosive substances, solving the industry pain point that vacuum metal layers are easy to oxidize and darken.
6. Multi-metallic Effect Compatibility Supports mirror silver, high-brightness chrome, champagne gold, gradient metal, matte metal and anti-fingerprint metal finishes, realizing diversified pseudo-electroplating decorative effects.
Specification
|
Process Section |
Parameter Item |
Technical Specification |
Remarks |
|---|---|---|---|
|
Pretreatment System |
Surface Activation |
Plasma treatment 3–5kW, surface tension ≥44 mN/m |
Enhance UV primer anchoring force for metallization |
|
|
Dust Control |
ISO Class 8 dust-free room, 23±2°C, 60±5%RH |
Zero particle for mirror metal effect |
|
UV Base Coat System (Key) |
Film Thickness |
12–18μm, tolerance ±2μm |
Fill substrate defects, achieve super flat base |
|
|
Leveling & Curing |
IR 55–65°C soft leveling + 1–8s UV curing |
No wave texture, perfect for vacuum coating |
|
Vacuum Metallization Matching |
Base Flatness |
No orange peel, Ra ≤0.2μm |
Ensure uniform metal atom deposition |
|
UV Top Coat System (Key) |
Film Thickness |
20–30μm, tolerance ±2μm |
Seal and protect metal layer |
|
|
Surface Hardness |
≥4H pencil hardness |
Anti-scratch & anti-abrasion |
|
Spraying System |
Rotary Atomizer |
30000–70000rpm, 60–100kV electrostatic |
Ultra-fine atomization for mirror surface |
|
|
Transfer Efficiency |
≥85% |
Uniform thin film control |
|
UV Curing System |
Light Source |
UV-LED / Mercury lamp optional, 80–120W/cm |
Low temperature ≤60°C |
|
Final Performance |
Metal Layer Performance |
Anti-oxidation, no discoloration, adhesion Grade 0 |
Meet long-term outdoor use |
Application Areas
Specially used for vacuum metallization UV finishing of high decorative plastic parts: cosmetic bottle caps and shells, 3C electronic decorative parts, automotive interior mirror decorative trims, home appliance metal-like panels, lighting decorative parts and high-end daily consumer goods. It is the exclusive supporting production line for pseudo-electroplating mirror metal finishing.
Honglichang Serve
Pre-sales Service
Provide professional metallization process solution design, according to customer vacuum chamber parameters, workpiece structure, required mirror effect and output demand. Offer factory layout planning, process flow simulation and complete budget quotation.
After-sales Service
Full on-site installation, commissioning and metallization effect debugging. Provide professional training for spraying parameters, UV intensity adjustment and vacuum matching process. Support 24-hour remote technical response and global after-sales docking.
Warranty & Upgrade
1-year full-line warranty, 2-year warranty for UV light source and core electrical components. Support later process upgrade, metallic effect optimization and production capacity expansion transformation.
Certificate
- National High-Tech Enterprise: Leaders in innovative automotive coating systems.
- ISO 9001 Quality Management: Consistent, top-quality PP ABS spray painting.
- ISO 14001 Environmental Management: Eco-friendly car parts paint shop solutions.
- ISO 45001 Occupational Health: Safe operations for every automotive coating line.
- Three National Invention Patents: Cutting-edge PP ABS spray painting tech.
- Seven Software Copyrights: Smart automation for precise automotive polymer coating.
- 57 Utility Model Patents: Practical innovations for car coating efficiency.
- General Contracting Qualifications: Expertise in mechanical and environmental engineering.
FAQ
Q: How do you guarantee our quality standards?
A: We layer in quality: offline robot programming optimizes spray paths first, SCADA logs every parameter (full traceability), and we can add automated vision checks for 100% surface inspection. One client matched their OEM's strict standards on the first try.
Q: How fast can you set up a car parts paint shop?
A: 3-6 months with modular parts.
Q: Does it work for EV production lines?
A: Yep, it's perfect for EV parts like BYD's, with eco-friendly coating.
Q: How much maintenance is needed?
A: Daily wipe-downs, quarterly checks. Downtime's under 2% with our support.
Q: Can it fit in a small factory?
A: Absolutely. We design compact layouts-even multi-level (mezzanine) setups to save floor space. Our 3D simulation lets you see the layout first, so we maximize output per square meter. A Guangzhou client with a tight space now runs 2 lines where they used to fit 1.
Q: Is this a fully unmanned, "lights-out" factory system?
A: While highly automated for minimal supervision, the system is engineered for operational excellence with strategic human oversight. Tasks like fixture loading, final quality audit, and system monitoring are essential for ensuring ultimate reliability and quality, creating a perfect synergy between automation and human skill.
Power up your production with a smart painting line that works. Reach out to Honglichang for a custom solution and a free consultation. Let's talk!
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