3X Aluminum Coil for Roofing
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Aluminium is a relatively soft, durable, lightweight, ductileand malleablemetalwith appearance ranging from silvery to dull gray, depending on the surfaceroughness. It is nonmagnetic and does not easily ignite. A fresh film ofaluminium serves as a good reflector (approximately 92%) of visible lightand an excellent reflector (as much as 98%) of medium and far infraredradiation. The yield strength of pure aluminium is 7–11 MPa,while aluminium alloys have yield strengths ranging from200 MPa to 600 MPa. Aluminium has about one-third the densityand stiffness of steel. It is easily machined,cast, drawn and extruded.
Aluminium alloys (or aluminum alloys; see spellingdifferences) are alloysin which aluminium(Al) is the predominant metal. The typical alloying elements are copper, magnesium,manganese,silicon,tin and zinc. There are twoprincipal classifications, namely casting alloys and wrought alloys, both of which are furthersubdivided into the categories heat-treatableand non-heat-treatable. About 85% of aluminium is used for wrought products,for example rolled plate, foils and extrusions.Cast aluminium alloys yield cost-effective products due to the low meltingpoint, although they generally have lower tensile strengthsthan wrought alloys. The most important cast aluminium alloy system is Al–Si,where the high levels of silicon (4.0–13%) contribute to give good castingcharacteristics. Aluminium alloys are widely used in engineering structures andcomponents where light weight or corrosion resistance is required
Specification:
Alloy: AA1050, 1060, 1100,AA3003, 3005, 3015, 5052, 5754, 5083,8011, etc
Temper:H14/16/18/22/24/32, HO etc.
Thickness:0.2mm—100mm
Width: 100mm—2300mm (Can be slitted)
InnerDiameter: 508MM
Coil Weight:500kg-3000kg(Max.)
Application:Foil stock, Circles, Roofing, Can stock, Marine plate，Anti-slipery purpose in vehicles, packing and appliance.
Features:
1. Excellent quality of products
2. Quick delivery
3. Best service to clients
4. BV,SGS avalible
5. No buckle o waveness
6. Tension leveling
7. Certificate of Origin
8. Form A,E
Packaging Detail:
Carton ,Woodenpallet with plastic protection packing ,standard seaworthy packing or as yourrequest.
ProductionCapacity:
AnnualProduction capacity of 600,000 tons.
Products areexported to United States, Canada, U.A.E, Brazil, Mexico,Thailand, Vietnam,Nigeria etc, over 100 countries andregions all over the world.
Production Line:
CNBM aluminumproduction base is comprised of 18 aluminumannealers, 10 coil and foilmills, 4 continuous production lines, 2hot rolling production line and 3prepainted lines.
FAQ:
1. What is the form of payment?
Normally 30% TT, L/C
2. Type of quotation?
FOB, CFR, CIF
3. Port of loading?
Shanghai port
4. Delivery time?
30 day after client’s deposit
- Q:Can aluminum coils be used in the production of consumer goods?
- Yes, aluminum coils can be used in the production of consumer goods. Aluminum is a versatile and lightweight material that offers several advantages for consumer goods manufacturing. It is highly corrosion-resistant, making it suitable for products that are exposed to moisture or outdoor elements. Additionally, aluminum coils can be easily formed and shaped, allowing for customization and efficient production processes. Aluminum is commonly used in various consumer goods such as kitchen appliances, automotive parts, packaging materials, and electronic devices. Its properties make it an ideal choice for manufacturers looking to produce durable, high-quality consumer goods.
- Q:What's the difference between an aluminum alloy strip and an aluminum coil?
- The specifications are different. Generally speaking, the aluminum strips are of small size, and the aluminum rolls are of large size
- Q:What are the disadvantages of using aluminum coils?
- One of the disadvantages of using aluminum coils is their susceptibility to corrosion. Aluminum is a reactive metal and can easily oxidize when exposed to moisture and certain chemicals, leading to corrosion and degradation of the coils over time. Additionally, aluminum coils may be more expensive compared to other coil materials such as copper, which can impact the overall cost of HVAC systems or other applications that utilize coils.
- Q:Are aluminum coils available in different colors?
- Aluminum coils come in various colors, offering a plethora of design and aesthetic possibilities for different applications. To achieve these colors, the surface of the aluminum coils is coated with a long-lasting finish, which can be found in different hues. This coating process, known as coil coating, involves thoroughly cleaning and pre-treating the aluminum coils before applying a layer of paint or other colored material. Consequently, a wide array of colors can be applied to the aluminum coils, allowing for flexibility in design and aesthetic preferences.
- Q:What are the different color options for anodized aluminum coils?
- The different color options for anodized aluminum coils include silver, gold, bronze, black, blue, red, green, and various shades of gray.
- Q:How are aluminum coils inspected for defects?
- Aluminum coils are inspected for defects through various methods to ensure their quality and performance. One common method is visual inspection, where trained inspectors carefully examine the surface of the coil for any visible defects such as scratches, dents, or other damage. This type of inspection is usually done by human inspectors using proper lighting and magnifying tools to detect even the smallest defects. In addition to visual inspection, advanced technologies such as automated optical inspection (AOI) systems are used to thoroughly inspect the coils. These systems use cameras and image processing software to detect and analyze any abnormalities on the surface of the coil. AOI systems can identify defects such as cracks, pits, or surface irregularities that may not be visible to the naked eye. Another method used to inspect aluminum coils is ultrasonic testing. This non-destructive testing technique involves sending ultrasonic waves through the coil and analyzing the echoes that bounce back. By measuring the time it takes for the ultrasonic waves to travel through the coil and the amplitude of the echoes, defects such as internal cracks, voids, or inclusions can be identified. Furthermore, eddy current testing is another commonly used method for defect inspection in aluminum coils. This technique involves passing an alternating current through a coil and measuring the changes in the electromagnetic field caused by any defects in the material. Changes in the field can indicate the presence of cracks, voids, or other anomalies. Overall, a combination of visual inspection, automated optical inspection systems, ultrasonic testing, and eddy current testing is typically employed to thoroughly inspect aluminum coils for defects. These inspection methods help ensure that the coils meet the required quality standards and are free from any defects that could impact their performance or durability.
- Q:im doing an a level physics presentation on aluminium and im trying to compare aluminium and copper in electricity pylons.i know that copper will have a better conductance than aluminium becasue it has a lower resitivity but i need to come up with a calculation to prove why aluminium is better for use in electricity pylons? i know its down to aluminium being more lightweight than copper and also much cheaper. But im not sure how to create an calculation to show this?:) any help is greatly appreciated
- Copper has lower resistance per unit volume, ie, a 1 cm diameter copper wire has less resistance than a 1 cm aluminum wire. BUT, aluminum is much lighter than Cu for the same diameter. If you used an aluminum wire that weighs the same as the 1 cm diameter copper wire, it would have LOWER resistance. And that is why aluminum is used in power transmission, and also in aircraft, where weight is important. to do this you calculate density resistivity which is (resistivity x density). Here is a partial table: Al 28.2e-9 Ω-m * 2700 kg/m? = 76e-6 Ω-kg/m? Cu 17.2e-9 Ω-m * 8960 kg/m? = 154e-6 Ω-kg/m? Ag 15.9e-9 Ω-m * 10500 kg/m? = 167e-6 Ω-kg/m? Au 22.14e-9 Ω-m * 19300 kg/m? = 427e-6 Ω-kg/m? Zn 68e-9 Ω-m * 7130 kg/m? = 485-6 Ω-kg/m? Fe 100e-9 Ω-m * 7870 kg/m? = 787e-6 Ω-kg/m? Note that Al is half that of Cu.
- Q:How are aluminum coils protected against UV degradation?
- Aluminum coils are often safeguarded against UV degradation by applying protective coatings or treatments, which act as a barrier between the aluminum surface and harmful UV rays from the sun. These protective coatings, like polyvinylidene fluoride (PVDF) or polyester coatings, are specifically formulated to resist UV radiation and create a durable layer that shields the aluminum coil from prolonged sun exposure. Another method of protection is anodizing, an electrochemical process that creates a protective oxide layer on the aluminum surface. This oxide layer acts as a barrier against UV rays, preventing them from reaching the underlying metal. Anodized aluminum coils are well-known for their excellent resistance to UV degradation and are commonly used in outdoor applications that require long-lasting durability. In addition to these coatings and treatments, aluminum coils can be designed with specific alloy compositions that enhance their resistance to UV degradation. Incorporating certain alloy elements like magnesium and manganese can improve the natural ability of aluminum to withstand UV radiation, increasing the overall durability and UV resistance of the coil. In conclusion, protecting aluminum coils against UV degradation is crucial when they are exposed to sunlight. By utilizing protective coatings, anodizing, or selecting appropriate alloy compositions, manufacturers can effectively safeguard the coils, ensuring their long-term performance and durability even in challenging outdoor environments.
- Q:Are there any specific regulations or standards for aluminum coil production?
- Yes, there are specific regulations and standards for aluminum coil production. These regulations and standards are put in place to ensure the quality, safety, and sustainability of the production process. One of the most important standards for aluminum coil production is the American Society for Testing and Materials (ASTM) International standard. ASTM B209 is the standard specification for aluminum and aluminum-alloy sheet and plate, which includes the requirements for aluminum coil production. This standard specifies the chemical composition, mechanical properties, and other technical requirements that the aluminum coil must meet. In addition to ASTM standards, there are also regulations and standards set by regulatory bodies such as the International Organization for Standardization (ISO) and the Occupational Safety and Health Administration (OSHA). ISO 9001 is a widely recognized standard for quality management systems, and ISO 14001 is for environmental management systems. These standards provide guidelines and requirements for the production process to ensure quality, environmental responsibility, and worker safety. Furthermore, specific regulations may vary by country or region. For example, in the United States, the Environmental Protection Agency (EPA) regulates the emissions and waste disposal associated with aluminum coil production through the Clean Air Act and the Resource Conservation and Recovery Act (RCRA). These regulations aim to minimize the environmental impact of the production process. Overall, the regulations and standards for aluminum coil production are in place to uphold the quality, safety, and environmental sustainability of the industry. Compliance with these regulations and standards is essential for manufacturers to ensure that their products meet the required specifications and are produced in a responsible manner.
- Q:need to know the procedure for removal of aluminum windows with brick trim
- We contemplated this issue ourselves... The best suggestion we got from a friend who was a window installer was to measure the existing window carefully and order a custom replacement Block frame window. To remove the existing window (once you have verified that the window you recieved is actually the size you ordered--don't skip this step!) Remove the vent and sash from the aluminum window -- this may mean some glass breakage so be careful and use gloves. Use a sawzall or reciprocating saw to cut along the outside edge of the window where the nailing fin should be attaching it to the framing beneath the block or brick. If you use the correct blade, you should have no trouble cutting through the aluminum. Make sure to wear saftey glasses as you DO NOT want aluminum shavings in your eyes! Once your opening is clear, level and plumb the new window using shims and screw directly through the inside of the window frame into the frame of the opening. You will need to get covers for the screw heads so that they don't show once your installation is complete. Good Luck!
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3X Aluminum Coil for Roofing
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
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