Aluminum Composite Panel

Aluminum Composite Panels (ACP) combine a lightweight foam core laminated between two aluminum alloy sheets, creating a three-layer sandwich structure for construction and industrial applications. The outer skins utilize pre-painted aluminum alloys (1100, 3003, or 5005) with thicknesses from 0.3mm to 2.0mm, while the core employs closed-cell foam materials including polyurethane (PU), extruded polystyrene (XPS), polyisocyanurate (ISO), or polyethylene terephthalate (PET) with densities between 28-100 kg/m³.

Standard panels measure 1000-1500mm wide and up to 5800mm long, with thicknesses from 20-100mm. Aluminum surfaces receive various coatings including PVDF, FEVE, or PE applied through roller coating technology, offering finishes from mill finish to wood grain or stone patterns. A 20mm thick panel weighs approximately 5.3 kg/m², significantly lighter than solid aluminum alternatives.

The composite design delivers thermal insulation through low thermal conductivity, moisture and corrosion resistance from aluminum skins, and dimensional stability from the balanced sandwich structure. These properties make ACPs suitable for building facades, interior partitions, roofing systems, cold storage facilities, and marine applications.

Fabrication utilizes standard woodworking or aluminum tools, including Computer Numerical Control (CNC) cutting machines. Panels accommodate cutting, drilling, and forming into curved geometries, with installation through riveting or adhesive bonding and various edge detail options.

ACP Manufacturer: Superior Insulation & Lightweight Solutions

Introducing our revolutionary Aluminum Composite Panel (ACP), brought to you by RaxPanel, a direct manufacturer based in Hebei, China with 20+ years of experience in custom composite panel solutions. Our ACP features an aluminum foam core—a high-performance material offering an exceptional combination of strength, light weight, and thermal conductivity. With a thermal conductivity coefficient as low as 0.03W/m·k and a foam core density of approximately 40kgs/m³, our panels deliver superior insulation and reduce structural weight, making them ideal for facades, partitions, and cold storage applications.

We are committed to delivering high-quality products through in-house R&D, design, and production, serving clients in 30+ countries with a daily output of 1500+ m². Our panels are available in a wide range of colors, finishes, and custom sizes, combining durability, easy processing, and aesthetic flexibility. Contact us today to learn more about how our Aluminum Composite Panel can benefit your next project.

Categoría de Parámetro Parámetro Valor / Especificación
Dimensions Espesor del panel 20mm, 30mm, 50mm, 75mm, 100mm
Ancho del panel 1000mm, 1220mm, 1500mm
Longitud del panel Up to 5800mm
Composición del material Aluminum Alloy (Skin) 1100, 3003, 5005
Aluminum Skin Thickness 0.3mm – 2.0mm
Material del Núcleo PU (Polyurethane), XPS (Extruded Polystyrene), PET (Polyethylene Terephthalate), ISO (Polyisocyanurate)
Densidad del núcleo 28 – 100 kg/m³
Surface & Coating Coating Technology Pre-painted Roller Coating
Coating Type PVDF, FEVE, PE
Color & Finish Options Mill Finish, Metallic Colors, Solid Colors, Wood Grain, Stone Grain
Performance Weight (20mm panel, 0.7mm skin) 5.3 kg/m²
Thermal Conductivity (Core) Low (e.g., ~0.03 W/m·K for PU/XPS)
Fabrication & Installation Shape Flat Panel, Curved Panel, Custom Shapes
Panel Edge Standard Open Edge, Closed Edge, Custom Edges with Aluminum Extrusions
Fabrication Method Cutting, Drilling, CNC Machining, Riveting, Gluing





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    Aluminum Composite Panel (ACP) Selection & Engineering Guide

    Selecting the right specification for Aluminum Composite Panel (ACP) depends on matching structural load requirements, environmental exposure, and thermal R-value insulation goals. At RaxPanel, our engineering team manufactures high-performance composite panels to deliver durable, moisture-resistant, and energy-efficient solutions for industrial and commercial projects worldwide.

    💡 Consejo profesional: Prevención de la delaminación bajo ciclos térmicos
    En RaxPanel, utilizamos laminado automático al vacío con adhesivos de poliuretano bicomponente de alto rendimiento para garantizar una resistencia de unión que absorbe la expansión térmica diferencial sin microdelaminación.

    1. Cómo elegir el aleación y espesor del revestimiento adecuado

    La selección del revestimiento externo determina la resistencia al impacto mecánico, las barreras contra la corrosión y la rigidez estructural en diferentes entornos operativos.

    2. ¿Qué tan bien aísla y soporta cargas pesadas el núcleo?

    The core material handles shear stress and maintains thermal R-value insulation across operating temperature ranges:

    Métrica de rendimiento Estándar de ingeniería de RaxPanel Ventaja de aplicación
    Outer Skin Spec Pre-Painted Aluminum / GRP Sheet (0.3mm – 2.0mm) High tensile strength and corrosion resistance
    Thermal Conductivity ~ 0.020 – 0.038 W/m·K Consistent R-value insulation & energy savings
    Bonding Adhesive Two-Component Polyurethane / Epoxy Adhesive Delamination-free performance under freeze-thaw cycles

    3. Which Surface Finish Will Protect Your Panels for 20+ Years?

    Factory roller coating specifies long-term color stability, UV protection, and resistance against industrial pollutants or marine salt spray.

    4. How Fire-Safe and Soundproof Are These Panels?

    🛡️ Compliance & Acoustic Isolation:

    • Fire Safety: Formulations comply with EN 13501-1 Class B-s1,d0 and GB8624 Class B1 building fire safety standards.
    • Sound Damping: Composite core attenuates noise transmission by 24 dB to 30 dB relative to solid metal sheets.

    5. Where Are Aluminum Composite Panel (ACP)s Most Commonly Installed?

    🏢 Commercial & Industrial Buildings

    Exterior wall cladding, cleanroom partitions, and insulated roof envelopes.

    🚚 Cold Storage & Transport Fleets

    Refrigerated truck bodies, cold storage rooms, and RV composite walls.

    6. How to Cut, Groove, and Seal Edges During Installation

    Panels process easily on-site using standard CNC machinery, routers, or specialized edge profiles for airtight moisture sealing.

    Frequently Asked Questions (FAQS)

    1. What are the standard panel thicknesses, maximum lengths, and width options available for Aluminum Composite Panel (ACP)s?
    Standard panel thicknesses range from 10mm up to 150mm. Standard widths include 1000mm, 1220mm, and 1500mm, with maximum single-sheet lengths up to 5800mm (5.8m) to fit ocean freight container shipping dimensions.
    2. What are the primary engineering benefits of using Aluminum Composite Panel (ACP)s?
    Aluminum Composite Panel (ACP)s deliver an exceptional stiffness-to-weight ratio, rot-proof moisture resistance, reliable thermal insulation, and dynamic fatigue endurance for high-stress applications.
    3. How do these composite panels perform under high humidity and outdoor weathering?
    The closed-cell core prevents water logging and condensation absorption, while pre-painted skins provide a 20+ year weatherability barrier against UV degradation.
    4. What fire safety ratings and quality certifications do these composite panels meet?
    Flame-retardant formulations meet EN 13501-1 Class B-s1,d0 and GB8624 Class B1 fire performance standards. Manufacturing quality is governed under ISO9001 management systems, with raw material performance verified under SGS and CE testing.
    5. What surface coating options are available for exterior UV protection?
    70% PVDF Fluorocarbon Coating PVDF coating provides a 20+ year exterior weatherability warranty against UV fading and acid rain. FEVE offers high gloss retention, while PE coating is cost-effective for indoor partitions.
    6. ¿Estos paneles compuestos pueden ser canalizados, doblados o sellados en los bordes en sitio con CNC?
    Sí. Las pieles pre-pintadas se pueden canalizar en V a 90° o 135° en el lado opuesto usando routers CNC estándar o herramientas manuales, permitiendo el doblado manual de bordes en casetes arquitectónicos sin agrietar la pintura superficial.
    7. ¿Cómo se empaquetan los grandes envíos de paneles para prevenir daños durante el tránsito marítimo?
    Los paneles se empaquetan con película protectora de PE en ambas pieles, separados por capas de espuma intercaladas, y asegurados sobre palets de madera de exportación de alta resistencia o contenedores de acero CKD para prevenir daños durante el flete en contenedores de 20 pies y 40 pies.


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