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Laminated Steel Coil Production Line for PET & PVC Film Lamination
The Laminated Steel Coil Production Line is an advanced continuous manufacturing system designed for producing high-quality pre-laminated steel coils with superior appearance, exceptional durability, excellent environmental performance, and functional surface properties. Unlike traditional liquid coating processes that rely on solvent-based paints and multi-stage curing, this laminated steel production line adopts an advanced heat lamination technology that directly bonds functional polymer films — including PET, PVC, and specialized decorative films — onto metal substrates under precisely controlled temperature, pressure, and tension conditions. With maximum process speed of 150 m/min and annual production capacity up to 300,000 tons per line, combined with VOC emissions as low as ≤10 mg/m³, the system represents the next generation of clean, sustainable, and high-value-added steel surface processing technology. Advanced heat lamination technology delivering superior film-to-metal bonding Flexible dual-station film unwinding system supports both PET and PVC laminated steel production on a single line. PET films deliver environmentally friendly, weather-resistant performance, while PVC films offer excellent flexibility and rich decorative patterns. Advanced heated composite roller technology achieves lamination temperature accuracy of ±2°C and pressure uniformity deviation ≤5%. T-peel strength ≥8 N/cm guarantees long-term composite reliability. Maximum process speed of 150 m/min with annual capacity up to 300,000 tons. Coil change time ≤2 minutes and Overall Equipment Effectiveness (OEE) ≥89%. VOC emissions ≤10 mg/m³ — dramatically lower than traditional liquid color coating lines. No solvent evaporation, no primer or finish coating required. Film replacement in ≤5 minutes while maintaining continuous production. Automatic film edge tracking and precision tension control prevent deformation and wrinkles. Single line manufactures high-gloss, matte, wood grain, stone texture, metallic brushed, and customized decorative laminated steel products. 100% surface defect detection, real-time film thickness measurement, online color difference control, and continuous bonding strength monitoring. Eliminates primer coating and multiple curing stages. Reduces floor space by approximately 30% compared with traditional liquid color coating lines. High-gloss, matte, patterned. Non-toxic, weather-resistant, food-safe. Ideal for outdoor cladding and home appliances. Wood grain, stone texture, high-gloss. Excellent flexibility and cost-effective. Perfect for interior decoration and furniture. Brushed metal appearance with fingerprint resistance. Used in elevators, premium appliances, and commercial interiors. Tailored design and application-specific properties for industrial equipment and specialty architecture. Laminated steel serves as an ideal alternative to traditional paint coating across diverse high-value industries Refrigerator door panels, washing machine housings, air conditioner enclosures, and microwave shells with superior scratch resistance and long-lasting aesthetic appeal. Interior wall cladding, ceiling systems, partition panels, and exterior facade elements for commercial and residential projects. Supports green building certification. Cabinet panels, vanity units, and food preparation surfaces. Non-toxic, waterproof, and easy-to-clean with food-contact safety certification for PET laminated steel. Durable, warp-resistant laminated steel panels for office furniture, storage systems, interior door skins, and wall panel systems with rich decorative effects. Metallic brushed and high-gloss panels as standard for elevator car interiors, lobby cladding, and commercial display fixtures with durability and fire safety compliance. Specialty applications requiring corrosion resistance, chemical stability, and long-term surface durability in demanding operational environments. Double pay-off reel, double recoiler, fully automatic laser lap welding, horizontal/vertical entry accumulator, high-precision strip centering Multi-stage degreasing & cleaning, alkaline mist recovery, multi-stage pure water rinsing, hot air drying, silane chemical conversion treatment Strip induction preheating, dual-station film unwinding, film tension control, automatic edge tracking, high-precision thermal lamination rollers, multi-stage cooling Online defect inspection, surface quality inspection, electrostatic eliminator, flying shear, finished coil recoiler, weighing/coding/packaging Organic exhaust gas treatment, film waste recycling, thermal oil circulation, cooling water circulation DCS distributed control, MES manufacturing execution, online laser thickness gauge, color difference detection, strip shape control, bonding strength monitoring Unlike traditional liquid coating lines that apply solvent-based paints followed by multiple curing stages, our heat lamination process directly bonds prefabricated polymer films onto steel using precisely controlled heat and pressure. This eliminates primers, solvents, and curing ovens — resulting in VOC emissions ≤10 mg/m³, ~30% less floor space, and 8–12% lower production costs. The line supports both PET (0.02–0.12 mm) and PVC (0.05–0.20 mm) films as standard. The dual-station system enables rapid switching between film types, accommodating high-gloss, matte, wood grain, stone texture, metallic brushed, and customized functional films. Multi-layered quality assurance: temperature control ±2°C, pressure uniformity ≤5%, real-time film tension regulation, automatic edge tracking, induction strip preheating, and continuous online monitoring with T-peel strength ≥8 N/cm and 100% surface defect detection. VOC emissions ≤10 mg/m³, no solvent evaporation, no hazardous paint waste, lower energy consumption, film waste recycling, and alkaline mist recovery. PET films are recyclable, non-toxic, and food-contact safe, supporting green building standards. 5–8 months from equipment delivery to production handover, depending on line configuration and site conditions. Service scope includes engineering design, manufacturing, on-site installation supervision, commissioning, operator training, and ongoing remote diagnostics support. Production costs are 8–12% lower than conventional color coating lines, while laminated steel products command a 20–50% price premium. The investment typically yields strong returns within a compressed payback period. Contact our engineering team for a customized solution tailored to your production requirements.Laminated Steel Coil Production Line for PET & PVC Film Lamination
Key Features
Full PET & PVC Film Compatibility
High-Precision Thermal Lamination
High-Speed Industrial Production
Environmentally Friendly Clean Production
Dual-Station Film Unwinding
Multi-Functional Product Capability
Full Online Quality Monitoring
Compact Layout & Short Process
Technical Specifications
Parameter Specification Lamination Technology Direct heat lamination Supported Film Types PET, PVC, decorative, functional PET Film Thickness 0.02 – 0.12 mm PVC Film Thickness 0.05 – 0.20 mm Max Line Speed 150 m/min Annual Capacity 300,000 tons per line Temperature Accuracy ±2 °C Pressure Uniformity ≤5% T-Peel Strength ≥8 N/cm Film Replacement Time ≤5 minutes
Parameter Specification Coil Change Time ≤2 minutes Film Waste Rate ≤2% VOC Emission ≤10 mg/m³ OEE ≥89% Floor Space Reduction ~30% vs. liquid coating Production Cost Advantage 8 – 12% lower Market Price Premium 20 – 50% higher value Supported Film Effects & Applications
PET Film
PVC Film
Metallic Brushed Film
Custom Functional Film
Applications
Home Appliances
Architectural Decoration
Kitchen & Bathroom
Furniture & Doors
Elevator Interiors
Industrial Equipment
Core Equipment Configuration
Entry Section
Pre-treatment Section
Film Lamination Core
Post-treatment Section
Auxiliary Systems
Intelligent Control
Frequently Asked Questions
What is the difference between heat lamination and traditional liquid coating?
Which film types are compatible with this line?
How does the line ensure consistent bonding quality?
What environmental advantages does this line offer?
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