Products Description
This 4ft × 8ft (1220mm × 2440mm) aluminum composite panel is made of two aluminum sheets bonded with a stable core material. It features lightweight structure, high rigidity, good impact resistance, UV protection, and long service life. Suitable for building exterior walls, sign making, shop front decoration, and various construction and advertising projects. Easy to cut, bend, and process for different design needs.
4×8 Aluminum Composite Panel (ACP) - Technical Specification
Standard Size: 4ft × 8ft (1220mm × 2440mm)
Panel Thickness: 3mm/4mm/5mm (customizable)
Aluminum Skin Thickness: 0.15mm-0.50mm (optional)
Core Material: PE / Fire-resistant Mineral Core
Surface Coating: PVDF / PE (high weather resistance)
Core Advantages: Light weight, high flatness, corrosion resistance, easy fabrication
Main Applications: Exterior wall cladding, advertising boards, interior decoration, curtain wall
Test Data of Aluminum Composite Panel (ACP)
1. Basic Physical Properties
Standard Size: 1220mm × 2440mm (4ft × 8ft)
Total Thickness: 3mm / 4mm / 5mm
Aluminum Skin Thickness: 0.21mm, 0.30mm, 0.40mm, 0.50mm
Core Material: PE / Fire-retardant core
2. Mechanical Performance
Peel Strength (T-peel test): ≥ 0.6 N/mm
Bending Strength: ≥ 60 MPa
Impact Resistance: No cracking under 1.5kg·m impact
Flatness: Warpage ≤ 2mm/m
3. Weather & Surface Properties
Color Difference (ΔE): ≤ 2.0
Gloss Retention Rate (QUV aging): ≥ 80% after 2000h
Adhesion of Coating: Cross-cut test, Grade 0 (no peeling)
Water Absorption: ≤ 0.1%
4. Fire Performance (Fire-retardant ACP)
Flame Spread Index: ≤ 25
Oxygen Index: ≥ 32%
Combustion Class: B1 / Class A (depending on grade)
5. Chemical Resistance
Acid resistance: No obvious change after 48h in 5% H₂SO₄
Alkali resistance: No obvious change after 48h in 5% NaOH
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