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Sandwich Panel

What is Sandwich Panel?

 

Sandwich panel is a system that protects the buildings from external factors and provides the utmost convenient and economical solution for them to have a powerful stand. As modern, light and durable construction elements, sandwich panels are used to clad roofs and external walls of the buildings as well as achieving insulated internal walls and cold storages.

 

Why Choose Us

Planning And Design

Professional teams plan and design the project, including building structure design, equipment configuration, air flow form, etc.

Installation And Construction

The experienced team strictly adheres to the specifications to ensure that the construction quality and standards meet the predetermined standards.

Our Certificate

Trademark Registration Certificate, LED Light Certificate, Supercritical CO2 Extraction Machine Certificate, Clean Room Certificate, Filter material inspection device certificate, SGS, CE Certificate.

Product Application

Electronic equipment production, chemical technology, biotechnology, precision machinery, pharmaceuticals, hospitals, cosmetics, food, agriculture, automotive industry, etc.

Fireproof Polyurethane Sandwich Panel in Cleanroom
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Fireproof Polyurethane Sandwich Panel in Cleanroom

Machine-made PU Sandwich Panel uses polyurethane(PU) as the core material, hot-dip galvanized color coated plate as the surface layer (two layers) and high strength adhesive, through high-speed
Cleanroom Easy Installation Wall Sandwich Panels
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Cleanroom Easy Installation Wall Sandwich Panels

1.Material:Color steel plate + filler. 2.Application: Cleanroom/ Hospital/ Laboratory. 3.Width: 980mm,1180mm4.Length: 12000mm, customized. 5.Frame thickness: 0.6-0.8mm
 
Advantages Of Sandwich Panels
 
01/

Outstanding Thermal Insulation
One of the most significant attributes of sandwich panels is their exceptional thermal insulation. The insulating core material effectively reduces heat transfer, helping maintain stable interior temperatures. This feature is particularly beneficial in reducing energy costs for heating and cooling, making buildings more energy-efficient and environmentally friendly.

02/

Enhanced Fire Safety
Many sandwich panels are designed with fire safety in mind. Materials like rockwool and PIR offer increased fire resistance, slowing the spread of flames and providing additional time for evacuation and firefighting efforts. This aspect is crucial in commercial and industrial buildings where fire safety is paramount.

03/

Excellent Acoustic Properties
Sandwich panels also excel in sound insulation. The density and composition of the core material can significantly reduce noise transmission, making these panels ideal for environments where soundproofing is essential, such as recording studios, industrial facilities, and office buildings.

04/

Structural Strength and Durability
Despite their lightweight nature, sandwich panels provide considerable structural strength. This strength is attributed to the composite action between the outer skins and the core, allowing the panels to withstand various loads and impacts. Their durability ensures a long lifespan with minimal maintenance, making them a cost-effective solution for many construction projects.

05/

Aesthetic Flexibility
The versatility of sandwich panels extends to their aesthetic appeal. With a variety of finishes and colors available, they can be tailored to meet specific design requirements, enhancing the visual appeal of buildings. This flexibility allows architects and designers to realize creative and visually pleasing exteriors and interiors.

06/

Eco-Friendly and Sustainable
Sandwich panels support sustainable construction practices. Their energy efficiency and durability contribute to reduced environmental impact over the building’s lifecycle. Additionally, many sandwich panels are made from recyclable materials, further promoting eco-friendly construction.

 

Applications Of Sandwich Panels

 

Factory/Warehouse: Sandwich panels are mainly used for the roofs and external walls of factories and warehouses. In the past, precast concrete or asbestos panels were mainly used for factory roofs. With the rapid popularity of light steel structures, sandwich panels have replaced the above two materials and have many important advantages. Sandwich panels and mature light steel structures can truly reflect the advantages of lightweight steel systems, such as lightweight, fast, and flexible layout while providing better insulation. Therefore, it is a good solution for single-story factory buildings. In multi-story factories, sandwich panels can not only be used on the roof but also flexibly arranged on the external walls. The purpose is to use colored panels to change the color and shape of the building, making the appearance of the building more beautiful.

 

Public Buildings: Sandwich panels are mainly used for the roofs and external walls of public buildings that require larger spaces, such as institutions, station waiting rooms, sports halls, theaters, auditoriums, exhibition halls, exhibition centers, and museums. For example, public buildings have a series of higher requirements than industrial factories, because they require more space, indoor air conditioning, and fire facilities. Currently, these buildings mainly use roof trusses of grid or tube truss structures, which have higher requirements. Progress has been made in weight reduction, insulation/sound insulation, fire/waterproofing, and durability.

 

Modular Houses: Modular houses built using sandwich panels are widely used, with a series of advantages such as lightness, flexible combination, convenient and quick construction, no need for secondary decoration, and convenient assembly and disassembly. Building high-rise houses with sandwich panels is more popular. Due to the lack of land in cities, many units and individuals hope to build an additional floor on the roof without submerging the original building. It not only increases the usable area but also solves the thermal insulation and waterproofing problems of the original roof. The advantages of sandwich panel apartments can fully meet the needs of users. Sandwich panel apartments can be moved multiple times according to your needs, so they are also widely used in temporary housing. In addition, many sandwich panels are used in industrial factories with multifunctional modular shells.

 

Purification Projects: With the development of society, electronic, medical, and other industries are developing rapidly, and clean production environments must be provided in the production process of products in these industries.

 

Reasons To Choose a Sandwich Panel
 

Structural Support
Sandwich panel offer structural support to buildings. The panels are made up of hard facings, which are commonly composed of aluminum, and a core material that strengthens and stabilizes the roof structure. The core material can be foam, mineral wool, or any suitable substance.

 

Thermal Insulation
Sandwich panel provide great thermal insulation. The core material, such as EPS or PU foam, provides excellent insulation, minimizing heat transfer and helping to keep the building at a reasonable temperature. This insulating feature improves energy efficiency and can lower heating and cooling costs.

 

Weather Resistance
Sandwich panel are built to endure a variety of weather situations. The sandwich panels’ aluminum facings provide durability and protection from rain, snow, wind, and UV radiation. Proper panel installation and sealing create a weather-tight roof system that prevents water leaks and moisture intrusion.

 

Aesthetic Options
Sandwich panel provide aesthetic variety. Aluminum facings can be tailored in terms of color, texture, and finish to meet the desired architectural style. This enables for visually pleasing roofs that suit the overall building design.

 

Quick Installation
Sandwich panel are manufactured off-site, making for a quick and efficient installation. The panels are lightweight, making them easy to move and carry. They are simple to assemble and install on the roof structure, cutting down on construction time and labor expenses.

 

Fire Resistance
Fire-resistant sandwich panel are available, which provide additional fire protection. The use of fire-resistant facings and core materials ensures that the building meets fire safety criteria while also adding an extra layer of safety.

 

Longevity and Low Maintenance
Sandwich panel for the is long-lasting and low-maintenance. The sandwich panel aluminum is corrosion-resistant, and the inner materials are intended to withstand the environment. Regular inspection and maintenance, such as cleaning and inspecting seals, ensures that the roof system lasts and performs well.

 

Machine-made PU Sandwich Panels

 

How Do Sandwich Panels Work?

Sandwich panels are a type of construction material commonly used in building facades, partitions, ceilings, and roofs. They consist of three layers: two outer layers, typically made of metal, plastic, or composite materials, and a core layer sandwiched between them.

 

The outer layers, or facings or skins, provide structural support and protection from external elements such as weather. In contrast, the core layer provides insulation and contributes to the panel's overall strength and rigidity.

 

The core material can vary depending on the application's specific requirements. Typical core materials include expanded polystyrene (EPS), polyurethane (PU), polyisocyanurate (PIR), mineral wool, and aluminum honeycomb.

 

Sandwich panels combine the properties of each layer to create a lightweight yet strong and thermally efficient building component. The outer layers provide durability and resistance to impact, moisture, and corrosion, while the core layer enhances thermal insulation, acoustic performance, and structural integrity.

 

The panels are typically manufactured in a factory-controlled environment, where the layers are bonded together using adhesive, heat, or pressure. Once assembled, sandwich panels can be easily transported to the construction site and installed quickly, reducing construction time and labor costs.

 

What Are The Properties Of Sandwich Panels?

 

Strength And Durability
One of the primary advantages of sandwich panels is their high strength-to-weight ratio. The sandwich structure provides excellent rigidity and stability, making it ideal for use in applications where high strength and durability are required. The core material acts as a stiffener, distributing the load evenly across the panel, while the skins protect the core from damage. This design ensures that sandwich panels can withstand heavy loads and extreme weather conditions, making them suitable for use in buildings, aerospace, and transportation.

 

Thermal Insulation
Another significant advantage of sandwich panels is their excellent thermal insulation properties. The core material acts as an insulator, reducing the amount of heat transfer between the two skins. This means that sandwich panels can help to maintain a comfortable indoor temperature, reducing energy costs, and increasing energy efficiency. Sandwich panels are often used in the construction of cold storage facilities, where temperature control is critical.

 

Acoustic Insulation
Sandwich panels are also excellent at reducing noise levels. The core material absorbs sound waves, while the skins reflect them, resulting in reduced noise levels. This makes sandwich panels an ideal choice for use in environments where noise reduction is important, such as music studios, cinemas, and conference rooms.

 

Fire Resistance
Fire resistance is another essential property of sandwich panels. The core material used in sandwich panels is typically non-combustible or fire-resistant, making it less likely to spread flames in case of fire. Additionally, the skins used in sandwich panels can be made from fire-resistant materials, further reducing the risk of fire. This makes sandwich panels an ideal choice for use in buildings, where fire safety is a primary concern.

 

Lightweight
Sandwich panels are incredibly lightweight, which makes them easy to transport and install. The lightweight nature of sandwich panels also makes them ideal for use in the construction of mobile homes, caravans, and other portable structures. Additionally, the lightweight nature of sandwich panels reduces the load on the supporting structure, resulting in lower construction costs.

 

Water Resistance
Sandwich panels are also highly water-resistant, making them ideal for use in environments where moisture is a concern. The skins used in sandwich panels are often made from waterproof materials such as aluminum or plastic, while the core material is designed to resist water absorption. This means that sandwich panels can be used in wet areas such as bathrooms and swimming pools, without the risk of damage.

 

Our Factory
 

Customers can feel the use of the real GMP cleanroom and the specific details of our products, including the construction process, design concept, product quality control, safety equipment, and after-sales service. They can fully reflect the engineering quality and professional and rigorous service attitude of Suzhou Pharma.
We have supplied more than 500+ clean rooms all of the world, the clients are from Germany, USA, Canada, European, Uzbekstan, Pakistan, Indonicia and so on. Except the turnkey project, we also can supply the clean equipments such as pass box, air shower, clean bench, laminar flow hood and so on, once you need the clean room project, we can give you A to Z service. 

 

productcate-1-1

 

FAQ

Q: What is the standard length of a sandwich panel?

A: Panel lengths vary from 2000 to 16000 mm at 10 mm increments. PH Insulation manufactures roof sandwich panels with a thickness of 50, 60, 80, 100, 120, 150, 170 and 200 mm. To give the panels extra rigidity, metal cladding is profiled.

Q: What is the sandwich panel method?

A: Sandwich panels are manufactured by bonding a core material between two outer skins using advanced adhesives and manufacturing techniques.

Q: Is sandwich panel safe?

A: While they are inexpensive, excellent insulators, lightweight and easy to install, sandwich panels can easily become a major construction hazard, especially when the insulation used in them is combustible.

Q: Are sandwich panels strong?

A: Sandwich panels provide a strong, yet economic, material for construction. Their rigid faces provide strength and stiffness to a structure while their lightweight centers often provide insulative as well as important construction properties.

Q: How long do sandwich panels last?

A: Different coatings on the exterior and interior panel are possible depending on the application and the desired guarantee of up to 40 years, and in more than 75 different colours. The sandwich panel thickness ranges from 40 to no less than 160 mm depending on the desired application.

Q: Are sandwich panels structural?

A: A sandwich panel is any structure made of three layers: a low-density core (PIR, mineral wool, XPS), and a thin skin-layer bonded to each side. Sandwich panels are used in applications where a combination of high structural rigidity and low weight is required.

Q: What are the advantages of using sandwich panels?

A: Advantages of sandwich panels
Outstanding Thermal Insulation. One of the most significant attributes of sandwich panels is their exceptional thermal insulation. ...
Enhanced Fire Safety. ...
Excellent Acoustic Properties. ...
Structural Strength and Durability. ...
Aesthetic Flexibility. ...
Eco-Friendly and Sustainable.

Q: What are the different types of sandwich panels?

A: There exist several types of profiles of sandwich panel facing: microprofile, linear, corrugated, smooth, stamped, and sinusoid. Due to technical peculiarities of production, smooth and sinusoid surfaces are possible only for panels with foamed polyurethane core.

Q: How much does a sandwich panel weight?

A: Sandwich Panel Weight Per M2
On average, a sandwich panel with a thickness of 50mm - 100mm and made with a polystyrene (EPS) or polyurethane (PU) core, and steel or aluminium facing sheets, can weigh between 10 kg/m2 and 20 kg/m2.

Q: How strong is a sandwich panel?

A: They can be used to construct buildings, walls, roofs, and floors, and they reduce the overall weight of the structure, which can save on material costs. High strength: Despite their lightweight nature, sandwich panels are incredibly strong and have excellent load-bearing properties.

Q: What is the most important property of a sandwich panel?

A: Standard sandwich panel strength and easy to carry
There are many forces on the standard sandwich panel, the most important of which are as follows: Load due to the panel's own weight: Sandwich panels must be strong enough to support their own weight.

Q: Is sandwich panel fire rated?

A: SAB sandwich panels are fire-safe due to the use of PIR foam with a unique formulation. The fire resistance is indicated in the certificates as EI15, EI20, EI30, EW30, EW60, etc.

Q: What are the limitations of sandwich panels?

A: Durability: Sandwich panels are prone to damage if they are not properly installed or if they are exposed to extreme weather conditions, such as high winds or heavy rain. Fire resistance: Some sandwich panels are not fire-resistant, which can pose a risk in buildings where fire safety is a concern.

Q: What is the purpose of a sandwich panel?

A: Sandwich panels are a modular building material designed to cover buildings and structures. These panels consist of two layers that form the outer structure and ensure form, weather resistance and rigidity. They contain a core that provides thermal and acoustic insulation properties.

Q: What is the most important property of a sandwich panel?

A: Standard sandwich panel strength and easy to carry
There are many forces on the standard sandwich panel, the most important of which are as follows: Load due to the panel's own weight: Sandwich panels must be strong enough to support their own weight.

Q: Are sandwich panels strong?

A: Sandwich panels provide a strong, yet economic, material for construction. Their rigid faces provide strength and stiffness to a structure while their lightweight centers often provide insulative as well as important construction properties.

Q: Are sandwich panels structural?

A: A sandwich panel is any structure made of three layers: a low-density core (PIR, mineral wool, XPS), and a thin skin-layer bonded to each side. Sandwich panels are used in applications where a combination of high structural rigidity and low weight is required.

Q: What is the most important property of a sandwich panel?

A: Standard sandwich panel strength and easy to carry
There are many forces on the standard sandwich panel, the most important of which are as follows: Load due to the panel's own weight: Sandwich panels must be strong enough to support their own weight.

Q: What are the advantages of sandwich structures?

A: One of the most notable advantages of sandwich structures is their exceptional strength-to-weight ratio. This characteristic is achieved by leveraging lightweight core materials such as engineered foam or accurately designed honeycomb structures.

Q: What are the advantages of sandwich plate system?

A: The immediate advantages of SPS over conventional stiffened steel plates are as follows: 1) Simplified fabrication: In SPS fabrication, there are fewer parts, fewer intersections, less welding, fewer stiffeners to be handled and a reduced surface area.

We're well-known as one of the leading sandwich panel manufacturers and suppliers in China. If you're going to wholesale customized sandwich panel at competitive price, welcome to get quotation from our factory.

machine made pu sandwich panels

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