Metal Exterior Wall Sandwich Panel 1 Year Warranty Mill Test Report Compliant With ISO Standard
Product Spotlights
Hemaokang Steel (Shandong) Co., Ltd. is a trusted manufacturer of high-quality metal building materials, established in 2025 with an annual export value exceeding US$50 million. Our Metal Exterior Wall Sandwich Panel is engineered to deliver superior thermal insulation, structural strength, and long-lasting performance for a wide range of commercial and industrial projects. Each panel comes with a 1-year warranty and a Mill Test Report to ensure compliance with ISO standards, providing you with reliable quality assurance.
Our sandwich panels are designed to meet the demanding requirements of modern construction. The metal facings are robust and corrosion-resistant, while the core material offers excellent insulation properties. Whether you need a solution for energy-efficient buildings, cold storage facilities, or decorative cladding, our panels are versatile and customizable. We serve markets across North America, South America, Europe, Africa, Asia, and Oceania, with a dedicated team of 51-100 skilled professionals.
Key Features & Technical Specifications
- Superior Insulation: Core materials (PUR, Rockwool, EPS, or Glass Wool) provide excellent thermal and acoustic performance, reducing energy consumption.
- High Strength & Durability: Metal facings are made of galvanized steel or aluminum, with optional PVDF, HDP, or PE coatings for enhanced weather resistance.
- Fire Safety: Rockwool and Glass Wool cores offer Class A fire rating; PU and EPS cores are available for lower fire risk applications.
- Easy Installation: Interlocking joints and lightweight design allow for quick assembly, reducing labor costs and construction time.
- Customizable Dimensions: Panel thickness from 50mm to 200mm, effective width 1000mm-1200mm, and length tailored to your project.
- Eco-Friendly: 100% recyclable materials contribute to green building certifications.
| Core Material | Polyurethane (PUR) / Rockwool / EPS / Glass Wool |
| Metal Facing Thickness | 0.4mm - 0.8mm (customizable) |
| Thermal Conductivity | 0.022 - 0.045 W/m·K (depending on core) |
| Compressive Strength | ≥ 150 kPa (for standard density) |
| Water Absorption | ≤ 2% (for closed-cell cores) |
| Operating Temperature | -50°C to +80°C (depending on core) |
Benefits for Your Business
- Cost Savings: Reduced energy bills due to excellent insulation; minimal maintenance costs over the building's lifetime.
- Faster Project Completion: Prefabricated panels cut installation time by up to 50% compared to traditional brick-and-mortar methods.
- Versatile Aesthetics: Available in a wide range of colors and surface finishes to match architectural designs.
- Global Compliance: Panels are manufactured in accordance with ISO standards, and we provide Mill Test Reports for traceability.
Trust & Assurance
With an annual export value of US$50 million to US$100 million and a team of 51-100 experienced professionals, Hemaokang Steel has established a strong reputation in the global market. Our factory is ISO 9001:2015 certified, ensuring consistent quality management. Every panel is accompanied by a Mill Test Report for material verification. We are committed to delivering products that meet or exceed your expectations. Contact us today for a quote or technical consultation – we are ready to support your next project.
Frequently Asked Questions
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Q: What is the typical lead time for this product?
A: Lead time depends on order quantity and customization. Standard panels usually ship within 15-20 working days. For large volumes, please contact us for a specific schedule. -
Q: Can I get a sample before placing a bulk order?
A: Yes, we offer free samples (shipping cost covered by customer). Samples are typically 300mm x 300mm and include the core material. -
Q: What core material is best for fire resistance?
A: Rockwool and Glass Wool cores provide the highest fire resistance (Class A). For environments with strict fire codes, we recommend these options. -
Q: Does the panel come with a warranty?
A: Yes, all our metal exterior wall sandwich panels come with a standard 1-year warranty against manufacturing defects. Extended warranties are available upon request. -
Q: Are these panels suitable for cold storage facilities?
A: Absolutely. Our panels with high-density polyurethane or rockwool core are ideal for cold storage, offering excellent insulation and low thermal conductivity. -
Q: How do you ensure product quality?
A: We follow ISO 9001:2015 quality management system. Each batch undergoes rigorous testing (density, adhesion, compressive strength) and a Mill Test Report is provided. -
Q: What is the minimum order quantity?
A: MOQ is typically 500 square meters for standard sizes. Custom orders may have different MOQs – please discuss with our sales team. -
Q: Can I choose different colors for the metal facing?
A: Yes, we offer a wide range of RAL colors, as well as special metallic or textured finishes. Please provide your color code or reference.
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