Color Coated Aluminum Coil for Roofing and Cladding System
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 5000 m.t./month
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l Product Description
Product | Color Coated Aluminum Coil for Roofing and Cladding System |
Thickness | 0.25mm-2.0mm |
Width | 30mm-1600mm |
inner diameter | 505mm (as per requirements) |
weight | 2000kg-3000kg |
Material | 1050,1060,1100,3003,3004,3105,5052,5005, 5754, etc |
Temper | O,H12,H14,H16,H18,H24,H26, H32, etc |
Surface | flat |
Minimum Order Quanlity | 5 tons per size |
Remark | Specific requirement of alloy grade,temper or specification can be discussed at your request |
l Packaging & Delivery
Packaging detail: Standard seaworthy exporting carton, Wooden
pallets, waterproof paper and plastic coverage or or
as customer's requirements
Delivery detail: about 25 days from received original L/C or advance
payment
l Company Profile
CNBM International Corporation, China National Building Materials (Group) Corporation, is one of the largest companies in China building material & equipment industry, with 42,800 employees and sales in 2005 of US Dollar 4.395 billion. In 2006, China National Building Material Company Limited was listed on Hong Kong Stock Market with the stock code as 3323.
The business scope of CNBM covers from manufacturing and sales of a series of building materials to scientific research and design, import and export trade. In many of these fields, CNBM is playing the leading role.
l Product Images
l FAQ
Q: Do you provide free samples?
A: Yes, free samples will be sent to you on freight at destination.
Q: Can I get your latest products catalogue?
A: Yes, it will be sent to you in no time.
Q: What is the MOQ?
A: 5 tons
Q: What are your payment terms?
A: We accept L/C, T/T.
l Contact us
Email：service@okorder.com
- Q:What are the different surface protection methods for aluminum coils?
- There exists a variety of methods for safeguarding aluminum coils against corrosion and preserving their aesthetics. 1. Anodizing: A commonly employed technique involves the creation of a protective oxide layer on the aluminum coil's surface. This entails submerging the coil in an electrolytic solution and passing an electric current through it. Anodized aluminum coils exhibit enhanced resistance to corrosion, abrasion, and weathering. 2. Coating: Another approach includes applying diverse protective coatings to aluminum coils to enhance their durability and resistance to environmental factors. These coatings can be organic or inorganic, such as polyester, polyvinylidene fluoride (PVDF), epoxy, acrylic, or polyurethane. Coated aluminum coils offer excellent protection against UV radiation, chemicals, and abrasion. 3. Cladding: To provide additional protection against corrosion and improve overall strength and appearance, a different metal, such as stainless steel or zinc, can be applied as a layer onto the surface of the aluminum coil. 4. Laminating: A protective film made of various materials, such as PVC or PET, can be bonded to the surface of the aluminum coil. This film acts as a barrier against scratches, stains, and UV radiation. 5. Chemical conversion coating: Chemical conversion coatings, like chromate or phosphate coatings, can be employed to enhance the corrosion resistance of aluminum coils. These coatings chemically react with the aluminum surface, forming a protective layer that inhibits corrosion. 6. Waxing: A simple and cost-effective method involves applying a layer of wax onto the surface of aluminum coils. This provides a barrier against moisture, chemicals, and contaminants, thus protecting against corrosion and maintaining the coil's appearance. When selecting the appropriate method, it is crucial to consider the specific requirements and intended use of the aluminum coils. Factors such as the desired level of corrosion resistance, aesthetics, durability, and environmental conditions should be taken into account.
- Q:How can you tell the difference between aluminum and other non-magnetic metals, such as what I've heard called, pot-metal?
- Aluminum is very light. Pot metal, also known as white metal, die-cast zinc, or monkey metal,[1] is a slang term that refers to alloys that consist of inexpensive, low-melting point metals used to make fast, inexpensive castings. There is no scientific metallurgical standard for pot metal; common metals in pot metal include zinc, lead, copper, tin, magnesium, aluminium, iron, and cadmium. The primary advantage of pot metal is that it is quick and easy to cast. Due to its low melting temperature no sophisticated foundry equipment is needed and specialized molds are not necessary. It is sometimes used to experiment with molds and ideas before using metals of higher quality. Examples of items created from pot metal include toys, furniture fittings, tool parts, electronics components, and automotive parts.[citation needed] Pot metal can be prone to instability over time, as it has a tendency to bend, distort, crack, shatter, and pit with age.[1] The low boiling point of zinc and the fast cooling of the newly-cast part often allow air bubbles to remain within the cast part, weakening the metal.[1] Many of the components of pot metal are susceptible to corrosion from airborne acids and other contaminants, and the internal corrosion of the metal often causes the decorative plating to flake off.[citation needed] Pot metal is not easily glued, soldered or welded.[1] At one time, pot metal referred to a copper alloy that was primarily alloyed with lead. 67% Cu, 29% Pb 4% Sb and 80% Cu, 20% Pb were common formulations.[2] The primary component of pot metal is zinc, but often the caster adds other metals to the mix to strengthen the cast part, improve the flow of the molten metal, or to reduce cost.[dubious – discuss] With a low melting point of 419 °C (786 °F), zinc is often alloyed with other metals including lead, tin, aluminium and copper.
- Q:Are aluminum coils more cost-effective compared to other materials like copper?
- Aluminum coils are generally more cost-effective than other materials like copper for several reasons. To begin with, aluminum is a more abundant metal, making it cheaper to produce. Its abundance also results in more stable prices, reducing the likelihood of market fluctuations and further enhancing its cost-effectiveness. Furthermore, aluminum coils have a lower density compared to copper coils, resulting in lighter units. This lighter weight not only reduces costs for transportation and installation but also makes them easier to handle and maneuver during the manufacturing process. In addition, aluminum coils possess excellent thermal conductivity properties, enabling efficient heat transfer. This leads to more efficient cooling or heating systems, resulting in lower energy consumption and operating costs in the long run. Moreover, aluminum exhibits higher resistance to corrosion compared to copper, making it more durable and requiring less maintenance. The longer lifespan of aluminum coils reduces the need for replacements and repairs, further contributing to their cost-effectiveness. Lastly, aluminum coils are recyclable, and the recycling process requires significantly less energy than producing new aluminum. This aspect adds to the overall sustainability and cost-effectiveness of aluminum coils. In conclusion, considering their lower production costs, lighter weight, superior thermal conductivity, increased durability, and recyclability, aluminum coils are indeed a more cost-effective option compared to materials like copper.
- Q:How is Aluminum formed??Thanks!!
- okorder nice.
- Q:How to identify the quality of color coated aluminum coil and sheet?
- Color coated aluminum coil is a kind of aluminum coil. As for qualified color coated aluminum coil, the surface has no impression, holiday and damage through the coating, and also no ripple, scratch and swell. All these are easy to see. However, the most important is the color difference of the color coated aluminum coil which is not obvious but will influence the decoration effect. Now the surface of curtain wall aluminum sheet will also be treated with electrostatic spraying. The power coating materials can have dozens of colors and realize good decorative effect, with polyurethane, polyethylene expansion resin and epoxy resin as raw materials, high color retention pigment as auxiliaries.
- Q:How are aluminum coils manufactured to specific dimensions?
- Precision engineering and cutting-edge technology are utilized to manufacture aluminum coils with specific dimensions. The process commences with the selection of high-quality aluminum ingots, which are subsequently melted and cast into long, flat strips. Upon achieving the form of flat strips, the aluminum undergoes a sequence of rolling operations. The strips pass through a rolling mill, gradually decreasing in thickness and elongating in length. This rolling process is instrumental in attaining the desired dimensions and thickness for the coils. Following the initial rolling, the strips undergo annealing, a process involving heating the aluminum to a specific temperature and then cooling it slowly. This procedure enhances the ductility and reduces internal stresses in the metal, making it more manageable for subsequent manufacturing steps. The subsequent step is slitting, which involves cutting the wide strip into narrower strips of the desired width. High-precision slitting machines ensure accurate and consistent dimensions for each coil. Additionally, edge trimming is performed during the slitting process to eliminate irregularities and ensure straight edges. Once the narrower strips are obtained, specialized machines are utilized to coil them. These machines carefully wind the strips into coils of the desired size and shape, ensuring secure and tight winding. To further enhance dimensional accuracy, the coils may undergo a final leveling process. This process entails passing the coils through a machine that applies pressure to flatten any irregularities or distortions in the metal, ensuring a uniform and consistent thickness. In summary, the manufacturing of aluminum coils with specific dimensions necessitates a combination of precision rolling, slitting, coiling, and leveling processes. These processes, in conjunction with advanced machinery and quality control measures, guarantee that the final product meets the precise specifications required by the customer.
- Q:Are aluminum coils suitable for electrical conductivity applications?
- Aluminum coils are well-suited for applications that require electrical conductivity. Aluminum is renowned for its exceptional electrical conductivity, ranking second only to copper among commonly used metals. With about 61% of the conductivity of copper, it is a dependable choice for various electrical purposes. Aluminum coils find extensive use in power transmission, transformers, and electrical motors due to their efficient electrical conduction capabilities. Moreover, their lightweight nature makes handling and installation in electrical systems easier. However, it is important to acknowledge that aluminum has higher resistance than copper, necessitating larger aluminum conductors to achieve the same electrical performance. All in all, aluminum coils serve as a fitting choice for applications that require electrical conductivity.
- Q:What are the different tensile strengths of aluminum coils?
- The tensile strengths of aluminum coils can vary depending on the specific alloy and manufacturing process. However, common tensile strengths for aluminum coils range from 20,000 to 70,000 pounds per square inch (psi).
- Q:What are the different pre-treatment methods for aluminum coils?
- Aluminum coils can undergo various pre-treatment methods to prepare their surface for further processing or coating. These methods serve different purposes and can be chosen based on specific requirements. One pre-treatment method is degreasing, which eliminates oils or greases on the coil surface. Solvents or alkaline cleaners are used for degreasing, depending on the application's needs. Etching is another pre-treatment method that removes surface oxides or contaminants from the aluminum coils. This can be achieved through acidic solutions or mechanical techniques like sandblasting or brushing. Phosphating, a commonly used pre-treatment method, involves applying a phosphate coating to the coil surface. This coating enhances adhesion for subsequent coatings or paints and provides corrosion resistance. Conversion coating is a popular pre-treatment method that forms thin layers of inorganic compounds on the coil surface. These coatings improve adhesion for subsequent coatings or paints and offer corrosion resistance. Common conversion coatings for aluminum include chromate, chromate-free, or anodizing. To summarize, the pre-treatment methods for aluminum coils include degreasing, etching, phosphating, and conversion coating. Each method has a specific purpose in preparing the coil surface for further processing or coating, chosen based on the application's requirements.
- Q:Can aluminum coils be embossed or textured?
- Yes, aluminum coils can be embossed or textured. Embossing or texturing involves the process of creating patterns or designs on the surface of the aluminum coil. This can be done through various methods such as mechanical or chemical processes. The embossed or textured surface adds aesthetic appeal and can also improve the functionality of the aluminum coil, such as enhancing its grip or reducing glare. These embossed or textured aluminum coils find applications in various industries such as construction, automotive, and packaging.
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Color Coated Aluminum Coil for Roofing and Cladding System
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 5000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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