• Color Corrugated Steel Roof Panels in Good Price System 1
  • Color Corrugated Steel Roof Panels in Good Price System 2
  • Color Corrugated Steel Roof Panels in Good Price System 3
Color Corrugated Steel Roof Panels in Good Price

Color Corrugated Steel Roof Panels in Good Price

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month

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High Quality Polyurethane Sandwich Panels for Roof,Wall and Cold Storage

1.Structure of Sandwich Panel

Sandwich panel is composed of 2 layers of weather-proof colored steel sheets and jetted the hard forms of polyurethane between 2 layers which feature fireproof materials. Sandwich panel is suitable for the various roofs and walls referring to the large-size factory buildings, storages, exhibition halls, gymnasiums, freezing stores, purifications workshops, etc, Sandwich panel has features temp-keeping, heat insulation, weight-bearing, weatherproof with the rich colorfulness and good appearance.

2.Main Features of the Sandwich Panel

1)    Our EPS sandwich panel has the following characteristics:light dead weight, high mechanical strength, excellent shearing resistant performance, strong corrosion resistance, high durability, and weather fastness, etc.

2)    The sandwich panel has excellent insulating performance: heat insulation, sound insulation, waterproof performance, etc.

3)    It is easy to install and can be used many times over.

4)    Nowadays, the EPS sandwich panel is widely used for cleaning workshops, industrial factory buildings, office buildings, stadiums, villas, and public buildings, etc.

5)    Apart from EPS sandwich panels, Wiskind also offers rock wool sandwich panels, glass wool sandwich panels, PU sandwich panels, honeycomb sandwich panels.

6)    These products have all passed ISO9001 and ISO14001 certification. Due to their high quality and low price, they are well received by our customers in Russia, Australia, Angola, Congo, and Korea, etc.

3. Sandwich Panel Images

 

Color Corrugated Steel Roof Panels in Good Price

Color Corrugated Steel Roof Panels in Good Price


4. Sandwich Panel l Specification

Effective width     Wall panel: 950mm 1150mm 1200mm Roof panel: 950mm 980mm

Length   According to customer's request

Materials       Polystyrene foam board(EPS), Color steel sheet

Structure       Upper and lower layer: Color steel sheet

Middle: polystyrene foam board

Thickness     Color steel sheet: 0.3-0.6mm

Polystyrene foam board: 50mm 75mm 100mm 150mm 200mm

The polystyrene density    8-20kg/m3

Conventional color      RAL standard

Character     Light in weight, heat insulation, water resistant, green and environmental

Use various roofs and walls referring to the large size factory buildings, storages, exhibition halls, gymnasiums etc.

5.Advantages of Sandwich Panels

1)    Heat and sound insulation: The outer steel sheets can maintain the lastingness of the color of the building, and reduce the solar radiation and keep the appropriate indoor temperature. The high quality heat insulation materials are made with the adoption of polyurethane PU and (PIR) polyisocyanurate resin acid hydrogen containing no Chloro-fluoro-carbons (CFC).

2)    A degree inflaming retarding: This system can effectively prevent the fire and prevent the fire from spreading during the cross construction and during the use of the boards

3)    Environment protection: By learning after the successful experience in environment protection constructions from companies home and abroad and through our scientific analysis, we objectively bear the idea of “low carbon designing, environmental building materials and energy-saving technology” in mind.

4)    Super-low heat conductivity: The lowest heat conducting coefficient of the heat insulation boards ensures that, under the condition that the thinnest heat insulation materials are used; the system can meet the energy-saving requirement and offer the strongest basic guarantee to meet the requirement of high standard heat insulation

5)    Easily and quick installation

6.FAQ

We have organized several common questions for our clientsmay help you sincerely

1)    How about your company

2)    A world class manufacturer & supplier of castings forging in carbon steel and alloy steelis one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

3)    How to guarantee the quality of the products

4)    We have established the international advanced quality management systemevery link from raw material to final product we have strict quality testWe resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

5)    How long can we receive the product after purchase?

6)    In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.

 


Q:Are the steel sheets resistant to impact or bending?
In general, steel sheets display resistance to both impact and bending. Steel possesses exceptional strength and durability, rendering it less susceptible to external forces like impacts or bending. This is attributed to the material's capacity to absorb and disperse applied energy, leading to minimal deformation or harm. Nevertheless, the extent of resistance to impact and bending may fluctuate based on factors such as sheet thickness, steel type, and any supplementary treatments or coatings that have been applied.
Q:What are the different sheet metal rolling techniques for steel sheets?
There are several sheet metal rolling techniques for steel sheets, including hot rolling, cold rolling, and roll bending. Hot rolling involves heating the steel sheet above its recrystallization temperature and then passing it through a series of rollers to reduce its thickness and shape it. Cold rolling, on the other hand, is done at room temperature and involves passing the steel sheet through rollers to achieve the desired thickness and shape. Roll bending is a technique used to curve or bend the steel sheet by passing it through a series of rollers with different diameters. These techniques offer various advantages and are used in different industries depending on the specific requirements of the steel sheet application.
Q:What are the different coating options for steel sheets (powder coating, paint, etc.)?
Steel sheets have a variety of coating options that each have their own unique benefits and characteristics. Some commonly used coating options include: 1. Powder coating: Dry powder coating material is applied to the steel sheet and then cured under heat to create a protective layer. This coating offers excellent durability, corrosion resistance, and aesthetic appeal. It is also environmentally friendly as it does not contain solvents or VOCs. 2. Paint: Liquid paint is applied to the surface of the steel sheet and dries to form a protective layer. Paint coatings come in a wide range of colors and finishes, making them suitable for different applications. However, they may require regular maintenance and can chip or peel. 3. Galvanizing: Galvanizing is a popular method for coating steel sheets, particularly when corrosion resistance is important. A layer of zinc is applied to the steel surface through a hot-dip process, creating a protective barrier against corrosion and rust. Galvanized coatings are highly durable and long-lasting. 4. Epoxy coatings: Epoxy coatings are known for their excellent chemical resistance and adhesion properties. They provide a tough and durable finish that protects steel sheets from corrosion, chemicals, and abrasion. Epoxy coatings are commonly used in industrial settings with harsh conditions. 5. Chromate conversion coatings: Chromate conversion coatings are applied to steel sheets to enhance their corrosion resistance and improve paint adhesion. These coatings are usually thin and translucent, giving a clear or slightly yellowish appearance. They are often used as a pre-treatment before painting or powder coating. 6. Ceramic coatings: Ceramic coatings offer exceptional heat resistance and durability. They are commonly used in high-temperature applications such as exhaust systems or industrial ovens. Ceramic coatings can withstand extreme temperatures, corrosion, and abrasion, making them ideal for demanding environments. There are many other coating options available for steel sheets. The choice of coating will depend on factors such as the intended application, desired appearance, environmental conditions, and budget. Seeking advice from a coating specialist or manufacturer can help determine the most suitable option for specific requirements.
Q:How are steel sheets coated for corrosion resistance?
Steel sheets are commonly coated for corrosion resistance using a process called galvanization. Galvanization involves applying a layer of zinc to the surface of the steel sheet. This can be done through either hot-dip galvanization or electro-galvanization. In hot-dip galvanization, the steel sheet is immersed in a bath of molten zinc, which adheres to the surface of the steel through a metallurgical reaction. The zinc coating forms a protective barrier that prevents moisture and oxygen from reaching the steel, thus inhibiting corrosion. Electro-galvanization, on the other hand, involves passing an electric current through the steel sheet while it is immersed in a zinc electrolyte solution. The electric current causes the zinc ions in the solution to be attracted to the steel surface, forming a thin layer of zinc coating. This method is typically used for thinner steel sheets or when a more precise and controlled coating thickness is required. Both hot-dip galvanization and electro-galvanization provide effective corrosion resistance to steel sheets. The zinc coating acts as a sacrificial layer, meaning that it corrodes first before the steel underneath. This sacrificial protection extends the lifespan of the steel sheet and prevents rust from forming. Additionally, the zinc coating can also provide a decorative finish, making it suitable for both practical and aesthetic purposes. Overall, the process of galvanization is a widely used and effective method for coating steel sheets to enhance their corrosion resistance and durability.
Q:Can steel sheets be used for storage racks or shelving?
Yes, steel sheets can be used for storage racks or shelving. Steel sheets are durable, strong, and resistant to damage, making them suitable for heavy-duty storage applications. Additionally, their versatility allows for customization and various configurations to meet specific storage needs.
Q:Can steel sheets be used for soundproofing or insulation?
While steel sheets can indeed be utilized for soundproofing or insulation, they do not possess the same level of efficacy as materials specifically engineered for these functions. The density and sound- and heat-blocking capabilities inherent in steel sheets do confer some natural soundproofing and insulating properties to a certain extent. Nevertheless, their efficiency pales in comparison to those of dedicated soundproofing materials like acoustic panels or fiberglass insulation. To enhance the soundproofing or insulation attributes of a structure, steel sheets can be employed as an additional layer, but for optimal outcomes, they should be combined with other materials.
Q:Do steel sheets require any surface treatment before installation?
Surface treatment is typically necessary for steel sheets before they are installed. This is because it improves the steel's durability and appearance, and also protects it from corrosion. The most common methods of surface treatment for steel sheets are galvanization, painting, and powder coating. Galvanization involves adding a zinc coating to the steel, which helps prevent rust and corrosion. On the other hand, painting and powder coating involve applying a protective layer of paint or powder to the steel surface. These surface treatments not only make the steel look better but also make it more resistant to environmental factors like moisture, chemicals, and UV radiation. Therefore, it is advisable to apply the appropriate surface treatment to steel sheets before installation in order to ensure their long-lasting performance.
Q:What are the safety precautions to consider when handling steel sheets?
When handling steel sheets, some important safety precautions to consider include wearing appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toed boots to protect against cuts, burns, and impact injuries. It is also important to ensure proper lifting techniques and the use of mechanical aids such as cranes or forklifts to avoid strain or back injuries. Additionally, maintaining a clean and organized workspace, properly storing steel sheets to prevent tripping hazards, and regularly inspecting equipment for any signs of damage or wear are crucial for maintaining a safe working environment.
Q:How do steel sheets perform in weather resistance?
Steel sheets are highly weather-resistant due to their corrosion-resistant properties, making them suitable for various outdoor applications.
Q:What is the difference between coated and uncoated steel sheets?
The primary distinction between coated and uncoated steel sheets lies in their protective layer and surface finish. Coated steel sheets, also referred to as galvanized steel sheets, possess a layer of zinc coating to prevent corrosion and enhance durability. This zinc coating serves as a sacrificial layer, shielding the underlying steel from rust and other forms of damage. Furthermore, coated steel sheets exhibit a more polished and smoother appearance. In contrast, uncoated steel sheets do not undergo any treatment involving a protective layer. Consequently, they are more prone to corrosion, particularly when exposed to moisture or chemicals. Uncoated steel sheets are commonly utilized in situations where corrosion resistance is not a significant concern, such as in construction projects where the steel will be covered or safeguarded in some manner. Regarding cost, coated steel sheets are generally pricier than uncoated steel sheets due to the additional manufacturing process required to apply the zinc coating. Nevertheless, the increased cost is justified by the improved durability and extended lifespan of coated steel sheets. To summarize, the key disparity between coated and uncoated steel sheets lies in the presence of a protective layer. Coated steel sheets offer superior corrosion resistance and possess a smoother appearance, while uncoated steel sheets are more susceptible to corrosion and possess a rougher surface finish.

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