Fireproof Aluminum PVC Laminated Cladding Sheet

1. Product Overview

Fireproof Aluminum PVC Laminated Cladding Sheet, is a high-performance sandwich-structured material consisting of two pre-painted aluminum sheets bonded to a rigid PVC (Polyvinyl Chloride) foam core. This innovative composite material combines the excellent properties of aluminum (lightweight, corrosion resistance, processability) with the advantages of PVC foam (thermal insulation, sound absorption, cost-effectiveness), creating a versatile building and decorative material widely used across multiple industries.

2. Technical Specifications Table

3. Product Advantages

3.1 Structural & Mechanical Benefits

· Lightweight & High Rigidity: 30-50% lighter than solid aluminum sheets while maintaining excellent structural stability, reducing transportation and installation costs by 20-30%

· Superior Dimensional Stability: Symmetrical sandwich structure minimizes thermal expansion/contraction effects, preventing warping or buckling under temperature variations (-40°C to +80°C)

· Exceptional Flatness: Maintains smooth surface across large panels (up to 6m length), eliminating waviness issues common with single-skin aluminum

3.2 Performance Advantages

· Excellent Thermal Insulation: PVC foam core provides superior thermal resistance, reducing building energy consumption by 15-20% compared to traditional materials

· Enhanced Sound Absorption: Effectively reduces noise transmission, ideal for commercial and residential buildings in noisy environments

· Superior Weather Resistance: Pre-painted aluminum surfaces with PVDF coating resist UV radiation, corrosion, and atmospheric pollutants for 15+ years outdoor service life

· Fire Retardancy: PVC core offers inherent self-extinguishing properties (B1 rating), while special formulations can achieve A2 non-combustible rating

· Waterproof & Moisture-proof: Impermeable aluminum surfaces and closed-cell PVC core prevent water ingress and mold growth

3.3 Processing & Installation Benefits

· Easy Fabrication: Can be cut, drilled, routed, bent, and formed using standard metalworking tools, reducing processing time by 40-50%

· Simple Installation: Lightweight nature allows for faster installation with fewer workers, decreasing labor costs by 25-30%

· Low Maintenance: Smooth, non-porous surface resists dirt accumulation; occasional cleaning with water and mild detergent maintains appearance

· Aesthetic Versatility: Available in various colors, finishes (matte, glossy, metallic, wood grain, stone texture), and custom patterns to meet diverse design requirements

4. Downstream Applications

Aluminum/PVC/Aluminum Sheet finds extensive applications across multiple industries due to its balanced performance and cost-effectiveness:

4.1 Building & Construction

· Exterior Cladding & Curtain Walls: Modern commercial buildings, office towers, shopping malls, and high-rise residential complexes

· Interior Decoration: Wall panels, ceiling systems, partition walls, elevator interiors, and column cladding in hotels, airports, and railway stations

· Roofing & Canopy Systems: Lightweight roofing solutions for industrial buildings, parking garages, and walkways

· Facade Renovation: Ideal for retrofitting old buildings, improving energy efficiency while updating aesthetic appearance

4.2 Signage & Advertising

· Outdoor Signage: Billboards, channel letters, light boxes, and digital printing substrates for high-visibility advertising

· Shop Fronts & Kiosks: Retail store facades, 4S dealerships, and exhibition booth construction requiring attractive and durable surfaces

· Display Systems: Trade show displays, point-of-purchase (POP) stands, and museum exhibition panels

4.3 Transportation & Automotive

· Vehicle Interiors: Bus, train, and ship interior panels requiring lightweight, fire-retardant, and easy-to-clean surfaces

· Recreational Vehicles: Camper van and caravan body panels balancing weight reduction and structural integrity

· Truck & Trailer Bodies: Lightweight side panels improving fuel efficiency while providing impact resistance

4.4 Industrial & Special Applications

· Clean Rooms: Pharmaceutical, electronics, and food processing facilities requiring sterile, easy-to-maintain surfaces

· Cold Storage: Wall and ceiling panels for refrigerated warehouses and cold chain facilities due to excellent thermal insulation

· Modular Buildings: Prefabricated construction components for rapid assembly of temporary or permanent structures

· Furniture Manufacturing: High-end cabinetry, table tops, and decorative elements requiring durability and aesthetic appeal

5. Production Process

The manufacturing of Aluminum/PVC/Aluminum Sheet involves a precise sequence of steps to ensure consistent quality and performance:

5.1 Raw Material Preparation

Aluminum Coil Selection: High-purity aluminum coils (1100/3003 series) with specified thickness (0.12-0.5mm) are inspected for surface quality and chemical composition

PVC Core Preparation: Rigid PVC foam boards or extruded PVC foam cores are cut to required dimensions, ensuring uniform density and thickness

Coating Materials: PVDF or polyester coating formulations are prepared according to color and performance requirements

5.2 Aluminum Surface Treatment

Cleaning & Degreasing: Aluminum coils are thoroughly cleaned to remove oils, dust, and contaminants using alkaline solutions and rinsed with deionized water

Chemical Pre-treatment: Chromate conversion coating or anodizing creates a micro-porous surface for enhanced coating adhesion and corrosion resistance

Drying: Coils are dried in an oven at 80-100°C to remove moisture before coating application

5.3 Coating Application

Primer Coating: A thin, uniform layer of corrosion-resistant primer is meticulously applied to both sides of the aluminum coils, serving as a foundational protective barrier that enhances adhesion and provides initial defense against environmental degradation.  

Top Coat Application: A high-performance PVDF or polyester top coat is subsequently applied through a precise roller coating process, which guarantees an even and consistent coating thickness, typically maintained within the strict range (of 15 to 25 micrometers, to ensure optimal surface durability and aesthetic quality.  

Curing: The coated aluminum coils are then transferred to a high-temperature oven, where they undergo a carefully controlled curing process at (temperatures ranging from 220 to 250 degrees Celsius for a duration of 20 to 30 minutes, facilitating the formation of a robust, cross-linked coating film that delivers long-lasting protection and resilience.

5.4 Lamination Process

Core Preparation: PVC foam core is treated with adhesive primers to improve bonding with aluminum sheets

Adhesive Application: Two-component polyurethane adhesive is evenly applied to both sides of the PVC core using a roller system

Sandwich Assembly: Pre-coated aluminum sheets are laminated to both sides of the PVC core in a continuous production line

Hot Pressing: The assembly passes through a series of heated rollers (120-150°C) under controlled pressure (0.8-1.2 MPa) to ensure complete adhesion between layers

Cooling & Trimming: The composite panel is cooled to room temperature and trimmed to standard dimensions using precision cutting equipment

5.5 Quality Control & Finishing

Pel Strength Testing: Random samples are tested to ensure minimum peel strength of 7 N/mm, verifying layer adhesion

Dimensional Inspection: Thickness, width, length, and flatness are checked against specifications using automated measuring systems

Surface Quality Check: Visual inspection for coating defects, color consistency, and surface smoothness

Protective Film Application: A removable PE film is applied to both surfaces to prevent scratches during transportation and installation

Packaging & Storage: Panels are stacked on wooden pallets, wrapped with moisture-proof film, and stored in a dry, well-ventilated warehouse before shipment

6. Conclusion

Aluminum/PVC/Aluminum Sheet represents a perfect synergy of aluminum and PVC materials, offering an unmatched combination of lightweight design, structural integrity, thermal insulation, and aesthetic versatility. With its exceptional performance-to-cost ratio, this composite panel has become a preferred choice for architects, engineers, and designers across building construction, signage, transportation, and industrial applications. The continuous innovation in coating technologies and core materials further expands its potential applications, making it a sustainable and future-proof material solution for modern projects.

7. FAQS:

Q1: What fire grade does this fireproof aluminum PVC laminated cladding sheet reach?

A: It meets B1/A2 fireproof grade, self-extinguishing, non-flammable, low smoke and non-toxic when burning, fully compliant with international building fire safety standards.

Q2: What is the structure of Aluminum PVC Laminated Cladding Sheet?

A: It adopts three-layer composite structure — top aluminum sheet + middle PVC core layer + bottom aluminum sheet, laminated by high-temperature pressing, with strong integrity and stable performance.

Q3: Is this fireproof cladding sheet suitable for outdoor wall use?

A: Yes. It has weather resistance, UV resistance, waterproof and anti-corrosion features, not easy to fade, deform or crack, ideal for exterior wall cladding and long-term outdoor application.

Q4: What application scenarios is this laminated cladding sheet mainly used for?

A: Widely used for building exterior wall, interior decoration, hotel, shopping mall, office building, corridor ceiling, partition wall and engineering cladding projects.

Q5: Can you customize the thickness, size and surface color of the cladding sheet?

A: Yes. We support custom thickness, standard & custom size, as well as matte, glossy, wood grain, marble grain and other surface finishes and colors.

Fireproof Aluminum PVC Laminated Cladding Sheet, offering an unmatched combination of lightweight design, structural integrity, thermal insulation, and aesthetic versatility. With its exceptional performance-to-cost ratio, this composite panel has become a preferred choice for architects, engineers, and designers across building construction, signage, transportation, and industrial applications. The continuous innovation in coating technologies and core materials further expands its potential applications, making it a sustainable and future-proof material solution for modern projects.

Dingang Painted aluminum coil is definately your good choie in the production area.

Dingang - The Professional Manufacturer On The  Aluminum Alloy Color Coating Aluminum Coil / Sheet Since 2002

Welcome to enquiry us if you have any demand on the coating aluminum coil / sheet material.

Changzhou Dingang Metal Material Co,Ltd.

Robert Tang (Sales Director)

Email: robert@cnchangsong.com

Phone: +0086 159 6120 6328 (whatsapp / wechat)