Aluminum Zinc Coated Metal Wall Panel With 100mm Rockwool Core A2 Fire Rating Thermal Insulation
Product Spotlights
Hemaokang Steel (Shandong) Co., Ltd. proudly presents our premium Aluminum Zinc Coated Metal Wall Panel with 100mm Rockwool Core – a high-performance building solution engineered for superior fire safety and thermal efficiency. As a leading manufacturer with an annual export value exceeding US$50 million and ISO9001 certification, we combine advanced production technology with rigorous quality control. This panel delivers exceptional durability, energy savings, and peace of mind for commercial, industrial, and residential projects worldwide.
Key Features & Technical Specifications
- Core Material: 100mm thick high-density rockwool (mineral wool) – provides excellent thermal insulation (U-value ≤ 0.32 W/m²K) and sound absorption (acoustic performance up to 45 dB).
- Fire Rating: A2 non-combustible classification per EN 13501-1 – ensures maximum safety in case of fire, meeting strict international building codes.
- Face Material: Aluminum zinc coated steel (Galvalume) with 55% Al-Zn alloy coating – offers superior corrosion resistance, long service life (up to 50 years in normal environments), and reflective surface for energy efficiency.
- Structural Strength: The panel is designed to withstand high wind loads (tested up to 2.5 kPa) and impact resistance, making it suitable for high-rise buildings and harsh climates.
- Installation: Hidden fastener system or exposed fastener options available – reduces thermal bridging and ensures watertight joints. Panels are lightweight (approx. 18 kg/m²) for easy handling.
- Customization: Available in various widths (900mm, 1000mm, 1200mm) and lengths up to 12 meters. Color options include RAL standard colors, metallic finishes, and custom coatings.
Product Specifications Table
| Parameter | Value |
|---|---|
| Core Thickness | 100mm (4 inches) |
| Panel Density (rockwool) | ≥ 120 kg/m³ |
| Thermal Conductivity (λ) | ≤ 0.040 W/m·K |
| Fire Reaction Class | A2 (EN 13501-1) |
| Steel Thickness (outer/inner) | 0.5mm – 0.8mm (customizable) |
| Coating | Aluminum-zinc (55% Al, 43.5% Zn, 1.5% Si) |
| Weight per m² | Approx. 18 – 22 kg (depending on steel gauge) |
| Max Span (continuous support) | Up to 4.5 meters for wind load 1.5 kPa |
Benefits for Your Project
- Energy Savings: The 100mm rockwool core significantly reduces heat transfer, lowering HVAC costs by up to 30% compared to uninsulated panels.
- Fire Safety: A2 rating means the panel does not contribute to fire spread – ideal for schools, hospitals, warehouses, and high-rise buildings where fire codes are strict.
- Durability: Aluminum-zinc coating provides excellent resistance to rust, UV rays, and chemical exposure, ensuring a maintenance-free lifespan of decades.
- Acoustic Comfort: Rockwool’s sound-absorbing properties reduce noise pollution, creating quieter indoor environments in offices, factories, and residential buildings.
- Environmental Friendliness: Rockwool is made from natural basalt rock and recycled materials, and the panels are fully recyclable at end of life. Contributes to LEED certification points.
- Fast Installation: Lightweight panels with pre-engineered interlocking profiles reduce labor time and costs. Suitable for both new construction and retrofit projects.
Trust & Reliability
Hemaokang Steel (Shandong) Co., Ltd. has been a trusted supplier to global markets since 2025, with an annual export value of US$50 million–US$100 million. Our ISO9001 certified factory employs 51–100 skilled workers and utilizes advanced roll-forming lines and continuous lamination technology. We ship from Qingdao port to customers across North America, South America, Europe, Africa, Oceania, and Asia. Every panel undergoes strict quality checks including dimensional accuracy, fire performance testing, and coating adhesion tests. We offer flexible customization, competitive pricing, and reliable after-sales support. Contact us today for a quote or technical consultation – let our panels protect your investment.
Frequently Asked Questions
-
Q: What is the fire rating of this panel?
A: The panel achieves A2 fire rating according to EN 13501-1, meaning the core is non-combustible and does not contribute to fire development. This is suitable for buildings with high fire safety requirements. -
Q: Can the panel be used for roofs?
A: Yes, the panel is designed for both wall and roof applications. However, for roof use, we recommend additional sealing details and proper slope to ensure water drainage. We can provide specific roof profiles upon request. -
Q: What colors are available?
A: We offer a wide range of RAL colors, including standard white, grey, blue, red, and custom colors. Metallic finishes and special coatings (e.g., PVDF) are also available for enhanced durability. -
Q: How is the panel installed?
A: The panel features a concealed fastener system or exposed fastener option. Installation typically involves fixing the panels to a steel or concrete substructure using self-drilling screws. Detailed installation manuals are provided with each order. -
Q: What is the minimum order quantity?
A: For standard sizes, the MOQ is 500 square meters. Custom colors or special dimensions may require a higher MOQ. Please contact our sales team for specific requirements. -
Q: Can you provide samples?
A: Yes, we can provide free samples (A4 size) of the panel with the coating and core. Shipping costs for samples are to be covered by the customer. Request through our website or email. -
Q: How long does production take?
A: Typical production lead time is 15–20 days after confirmation of order and deposit. Larger orders may require 25–30 days. We can schedule urgent production for smaller quantities. -
Q: Is the panel suitable for cold storage?
A: Yes, the 100mm rockwool core provides excellent thermal insulation, making it suitable for cold storage and freezer rooms. However, for very low temperatures (below -20°C), we recommend a thicker core or additional insulation layer.
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