Painted Aluminum Coil used for sandwich Panels
A sandwich panel is a high-performance composite material made by bonding two strong and rigid metal sheets to a lightweight and relatively thick core. Aluminum coils are often used as the top and bottom layers, providing excellent impact resistance and corrosion protection, while different core materials can be selected to enhance sound insulation, thermal insulation, and fire resistance. With its lightweight design, high strength, and rigidity, the sandwich panel maintains superior mechanical properties while reducing overall weight. This allows for increased load capacity, extended travel range, lower fuel consumption, and reduced costs, while also minimizing environmental impact. As a result, sandwich panels not only deliver outstanding structural performance but also contribute to energy efficiency and sustainability.
Product Advantage of Painted Aluminum coil used for Sandwich Panels
As one of the important building materials, color-coated aluminum coils have brought rich and diverse changes to the appearance of buildings with their excellent performance and wide range of applications, and have become an ideal choice for the facades of modern buildings.
High Flatness
Aluminum sandwich panels can be up to 1600mm wide and maintain excellent flatness.
Light Weight
The weight of sandwich aluminum panels is only 5-5.5KG/ã¡, which greatly reduces the load-bearing capacity of the building.
High Strength
Painted aluminum coils can withstand high-intensity pressure and shear force, are not easily deformed, and can meet the wind pressure resistance requirements of super high-rise buildings.
High Temperature Resistance
The melting point of aluminum is 660â, the boiling point is 2327â, and it has good heat resistance.
Customer customization
Painted aluminum coils can be customized according to customer needs in terms of size, shape, paint and color.
Easy installation
They can be installed in any order, and each wall panel can be disassembled and replaced individually, which improves the flexibility of installation and maintenance and reduces costs.
Excellent Durability
Painted aluminum coil has excellent corrosion resistance, acid and alkali resistance and have strong UV resistance,scratch resistance. It can be used as the panels of sandwich panel for outdoor building clading.
Recyclable
Aluminum is highly corrosion-resistant, produces no toxic or harmful substances, is 100% recyclable and has no pollution.
Aluminium Alloy used for sandwich panel
Common aluminum alloys
Chemical Composition
| Aluminum Alloy | Si | Fe | Cu | Mn | Mg | Zn | Ti | Other | Al |
| 1100 Aluminum Alloy | 0.95 | 0.05-0.2 | 0.05 | 0.05-0.20 | 0.1 | - | 0.05 | ï¼99% | |
| 3003 Aluminum Alloy | 0.6 | 0.7 | 0.05-0.2 | 1.0-1.5 | - | 0.1 | - | 0.05 | Remaind |
| 3105 Aluminum Alloy | 0.6 | 0.7 | 0.3 | 0.3-0.8 | 0.2-0.8 | 0.4 | 0.1 | 0.05 | Remaind |
Mechanical Properties
Products Descriptions of Painted aluminum Coil
Painted aluminum coils are made by washing, chroming, roller coating, baking and applying the paint coating of various colors on the surface of the aluminum coils.It has the advantages of light texture, bright colors, easy processing and molding, excellent corrosion resistance and weather resistance, etc.
Painted aluminum coils can be divided into the following categories due to different processing processes and usage purposesï¼
According to different coating paints, it can be divided into:
Polyester (PE) coated aluminum coil , Fluorocarbon (PVDF) coated aluminum coil ,High Durability Polyester (HDP) coated aluminum coil
According to different coating thickness, it can be divided into:
Single coating (5-20 microns) ,Double coating (25-28 microns) ,Triple coating (35-38 microns)
According to different patterns, it can be divided into:
Wood grain aluminum coil , Marble aluminum coil
According to different embossing processes, it can be divided into:
Orange peel embossed pattern aluminum coil , Diamond embossed pattern aluminum coil.
Our Painted Aluminum Coil Technical Parameters
| Thickness | 0.15mm-2mm |
| Width | Max 1650mm |
| Color | Ral colors or based on requirements |
| Coating film | 20-60μm |
| Coating | PE, HDP, PVDF, etc |
| Alloy | 1100, 3003, 3004,3105,5052 etc |
| Warranty | 15-30 years based on surface coating |
| Package | Eye to wall, eye to sky, coils on wooden pallet |
Application Of Aluminum Sandwich Panels
Aluminum sandwich panels are commonly used materials in the construction industry. They have the advantages of strong thermal insulation, high strength, good rigidity, excellent fire resistance, quick construction and beautiful appearance, are suitable for the walls and roof systems of factories, office buildings, cold storage rooms and integrated houses.
Building Exterior wall
Aluminum sandwich panels are lightweight and have excellent corrosion resistance and fire resistance, which can ensure the durability and safety of buildings. They are commonly used in factories and the exterior walls of public buildings.
Insulation Panels
Aluminum sandwich panels have good thermal insulation properties and can effectively maintain the low temperature environment to ensuring the safety and quality of items that are susceptible to temperature, such as food and medicines,are widely used in cold storage or food processing mill.
Roofing System
Aluminum sandwich panel has low thermal conductivity, good load resistance, high bending strength, good flame retardancy, strong temperature resistance, corrosion resistance, stain resistance and scratch resistance, and is suitable for integrated roof systems.
Hanchen Metal Company Profile
Hanchen is a professional painted aluminum manufacturer integrating production, sales and trade. We have professional two automatic production lines with four-roller coating equipment. The whole production process has strict quality control and inspection. Our main products are aluminum coils and prepainted aluminum coils,widely used in metal roofing, aluminum ceiling, aluminum composite panel, aluminum sandwich panel, aluminum honeycomb panel and so on. We are committed to providing customers with high-standard products and satisfactory services and highly efficient solutions.
We have rich export experience and strong supply capacity, with an annual output of 300,000 tons. We exported to Middle East, Central Asia, Southeast Asia, Africa, South America and other regions.We sincerely hope to establish communication and connections with more and more industry professionals to make progress together for mutual benefit and win-win results.
Professional processing
We have professional four-roller coating equipment and two automatic production lines, which greatly improve production efficiency
High Quality Product
We only select high-quality aluminum coils and conduct strict quality inspections before shipment to ensure product quality.
Stable Price
Hanchen Metal is a factory direct seller and will set prices based on the daily aluminum ingot prices. The prices are more reasonable, stable and cost-effective.
Perfect after-sales
Whether before or after sales, we will respond to customers in a timely manner, answer questions and solve problems for customers in a timely manner
Our Service Processes
Pre-sales advice
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Provide quotation
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Production
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Quality Inspection
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Delivery
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After-sale Services
Our Quality inspection
Hanchen strictly controls the quality of each process of colored aluminum coil production and processing, and conducts sampling inspection on colored aluminum coils after production is completed to ensure that customers are provided with high-standard products.
Our Certificate
Frequently Asked Questions
What is your minimum order quantity?
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Generally,5MT is the MOQ for common colors ,some special products are different, pls consult our salesman.
What is your the payment term?
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Irrevocable Letter of Credit,TT payment
How about the packaging?
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Standard export packagingï¼wooden cases or pallets (eye to wall or eye to sky.)
What is your the lead time?
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Common specification 10 -15 days, others 30 days or so.
Could you send us the free sample??
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Yes, the small pieces can be provided for free, but the buyer need to bear the freight charges.
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