The "Sandwich" Breakdown
Layer What It Is Why It Matters
Top Coat 70% PVDF resin paint (e.g., Kynar® 500) Weather Shield: Resists sun, rain, pollution, and chemicals for decades without fading.
Front Skin Treated aluminum sheet (0.2–0.5 mm) Provides structural surface for the coating and a metallic look.
Core Polyethylene (PE) or Fire-Retardant (FR) mineral-filled material Critical: Standard PE is flammable; FR core is mandatory for safe building cladding.
Back Skin Aluminum sheet (often coated) Completes the panel, provides insulation and moisture barrier.

Why "PVDF" is the Key Word Here PVDF isn't the panel itself—it's the premium paint system on the surface. Think of it as the "armor": Extreme UV resistance → Colors stay vibrant for 15–30 years. Self-cleaning → Rain washes away dirt and grime. Chemical resistance → Withstands acid rain, salt spray, and pollution. Without PVDF, the panel would fade and degrade much faster outdoors.
Key Benefits at a Glance
Durability – Lasts decades with minimal maintenance.
Design Flexibility – Available in any color, finish (metallic, matte), and shape.
Lightweight – Reduces structural support costs.
Cost-Effective – Cheaper than solid metal or stone cladding.

Specifications And Sizes
| Parameter | Details |
| Aluminum Sheet Thickness | 0.07mm–0.45mm |
| Overall Panel Thickness | 3mm–7mm |
| Width Specifications | 950mm, 1220mm (regular); 1260mm, 1350mm; 1450mm, 1520mm, 1600mm (max) |
| Length Limit | Up to 5900mm |
| Standard Dimension | 1220mm (width) × 2440mm (length) |
| Monthly Production | 90,000 square meters |
| Core Types | (Eco-friendly polyethylene, single-sided unbroken PE, double-sided unbroken PE, original LDPE); B1 flame-retardant mineral core; A2 non-flammable mineral core |
| Custom Options | Non-standard sizes and unique color schemes available based on customer requirements |
Our Main Related Products

Building Facades / Curtain Walls: The most common use, for both new construction and renovation.
Interior Cladding & Partitions: For modern, clean aesthetics in lobbies, airports, and offices.
Signage & Branding: For durable, lightweight signage and architectural lettering.
Column Covers & Canopies.
Transportation Hubs: Airports, bus stations (for durability and easy maintenance).


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