• Wholesale Aluminum Coil Roll - Supply Aluminum Coil Products Supplier in China System 1
  • Wholesale Aluminum Coil Roll - Supply Aluminum Coil Products Supplier in China System 2
Wholesale Aluminum Coil Roll - Supply Aluminum Coil Products Supplier in China

Wholesale Aluminum Coil Roll - Supply Aluminum Coil Products Supplier in China

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Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
3 m.t.
Supply Capability:
17 m.t./month

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Aluminium is a relatively soft,durable, lightweight, ductile and 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 light and an excellent reflector (asmuch as 98%) of medium and far infrared radiation. The yield strengthof pure aluminium is 7–11 MPa, while aluminium alloys have yield strengths ranging from200 MPa to 600 MPa. Aluminium has about one-third the density and 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

Supply aluminum coil products supplier  in China

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 ,Wooden pallet with plastic protection packing,standard seaworthy packing or as your request.

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.

Coveredfactories with full 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




Colored aluminum sheets advantages:

The colored aluminum sheet has the advantages of both aluminum and the organic material, having both high mechanical strength of the aluminum plate, good toughness, easy processing performance advantages, but also has an organic polymer coating material is good coloring, decorative, corrosion resistance, can easily punching, bending, deep drawing, welding and other processing, products made of practical, decorative, easy processing and durable. Colored aluminum is widely used in industrial plants, railway stations, airports, stadiums, commercial buildings, homes and other buildings and manufacturing all kinds of home appliances and so on.
Colored aluminum sheet has been widely used in foreign countries, and with the continued rapid growth of China's economic construction over the past decade, Colored aluminum sheet applications and growing demand. Because of its widespread use, easy processing, long service life, light weight (specific gravity is 1/3 of iron), low unit cost, anti-fouling coatings cleaning, beautiful rich color, green and so gradually become Colored aluminum sheet industry the future direction of the market demand for larger.

Q:What are the common fabrication techniques for aluminum coils?
Some common fabrication techniques for aluminum coils include rolling, annealing, slitting, and coating. Rolling is the primary fabrication technique used to produce aluminum coils. It involves passing a continuous strip of aluminum through a series of rollers to gradually reduce its thickness and increase its length. The process can be done hot or cold, depending on the desired properties of the coil. Annealing is a heat treatment process that is often applied to aluminum coils to improve their mechanical properties. It involves heating the coil to a specific temperature and then cooling it slowly to relieve internal stresses and increase its ductility. This makes the coil easier to work with during subsequent fabrication processes. Slitting is a technique used to cut wide aluminum coils into narrower strips. It involves passing the coil through sharp rotating knives that make precise cuts along the length of the coil. Slitting allows for customization and the production of coils in different widths, which can be used for various applications. Coating is another common fabrication technique for aluminum coils. It involves applying a protective or decorative coating onto the surface of the coil to enhance its appearance and improve its performance. Common types of coatings include paint, anodizing, and powder coating, which provide corrosion resistance, durability, and aesthetic appeal. Overall, these fabrication techniques play a crucial role in converting aluminum into coils that meet specific requirements for various industries, such as construction, automotive, and aerospace.
Q:How are aluminum coils joined in a continuous process?
Aluminum coils are typically joined in a continuous process through a technique called welding, specifically a process known as continuous welding or continuous coil welding. This involves feeding the adjacent ends of the coils through a welding machine, which uses heat and pressure to fuse the metal together. This continuous welding process ensures a seamless and strong joint between the aluminum coils, allowing for efficient and uninterrupted production.
Q:How are aluminum coils used in packaging?
Aluminum coils are commonly used in packaging as they can be easily molded into different shapes and sizes. They are used to create various packaging products such as cans, containers, and foils. The coils are converted into sheets or strips, which are then formed into the desired packaging structures through processes like rolling, cutting, and shaping. The lightweight and corrosion-resistant nature of aluminum make it an ideal choice for packaging applications, ensuring the protection and preservation of various products.
Q:Are aluminum coils suitable for roofing?
Yes, aluminum coils are indeed suitable for roofing. Aluminum is a highly durable and lightweight material that has been widely used in the construction industry for roofing purposes. It offers numerous benefits such as being resistant to rust, corrosion, and fire, making it an ideal choice for areas with harsh weather conditions or high humidity. Aluminum coils are also known for their excellent thermal conductivity, which helps in reflecting sunlight and reducing energy consumption, leading to lower cooling costs. Additionally, aluminum roofing is easy to install and maintain, providing long-lasting protection for residential, commercial, and industrial buildings.
Q:Aluminum inventory of the company, placed for a little longer, there will be surface oxidation, white spot shape, after cleaning into black spots, affecting the use of. Is there a better and convenient way to save it?
Aluminum coil formation prevents oxidation of aluminum coils.In the aluminum coil chemical treatment to prevent oxidation of the surface of the aluminum layer to prevent corrosion, and increase after coating adhesion and corrosion resistance of the coating, conversion layer appearance color, golden yellow or green blue, the main function in ensuring the consistency of coating and film combination.
Q:Can aluminum coils be used in the production of aluminum composite doors?
Aluminum composite doors can indeed incorporate aluminum coils. These doors are crafted by sandwiching a core material between two aluminum sheets. The core material can consist of various substances, such as polyethylene or fire-resistant minerals. There are several benefits to using aluminum coils in the manufacturing of aluminum composite doors. Firstly, aluminum is a lightweight substance, rendering the doors easier to handle and install. Secondly, aluminum boasts exceptional resistance to corrosion, guaranteeing the doors' longevity and durability. Moreover, aluminum coils can be manipulated and molded with great ease, allowing for the creation of personalized designs and styles. The utilization of aluminum coils in the production of aluminum composite doors further provides flexibility in terms of color choices. Aluminum can be powder coated or painted in a myriad of hues, enabling a broad spectrum of options to cater to diverse architectural styles and individual preferences. In conclusion, aluminum coils are a fitting and widely employed material in the fabrication of aluminum composite doors due to their lightweight nature, resistance to corrosion, and customizable properties.
Q:I was told today that taking aluminium inside your body greatly increases the chance of getting alzheimers as they destroy cells. Is this true?If so, then what foods contain aluminium?Thanks in advance :)
I hadn't heard of any specific foods, but I have heard that deodorants that have aluminum in them had been linked to Alzheimers.
Q:How are aluminum coils tested for thickness and flatness?
Various methods are employed to test aluminum coils for thickness and flatness, ensuring they meet the necessary specifications. One commonly used method is non-destructive eddy current testing. This involves passing an alternating current through the coil and measuring the changes in the magnetic field caused by the eddy currents induced in the aluminum. By analyzing these changes, the thickness of the coil can be determined. Ultrasonic testing is also utilized to measure the thickness of aluminum coils. This method involves sending ultrasonic waves through the coil and measuring the time it takes for the waves to bounce back. It is highly accurate and capable of identifying any variations in thickness throughout the entire coil. To assess the flatness of aluminum coils, a straight edge or laser beam is often employed. The coil is placed on a flat surface, and the straight edge or laser beam is positioned across its surface. Any deviations from perfect flatness can be easily identified by observing the gaps or irregularities between the coil and the straight edge or laser beam. For a more comprehensive analysis of flatness, advanced technologies like laser profilometry can be used. This involves creating a three-dimensional map of the coil's surface, providing highly detailed information about any variations in flatness across its surface. In conclusion, aluminum coils are subjected to rigorous testing procedures to ensure they meet the necessary standards for thickness and flatness. These tests are essential in maintaining the quality and reliability of aluminum coils, particularly in applications where precision and consistency are crucial.
Q:Domestic production of color coated aluminum coil manufacturers which good?
Color coated aluminum coil has two kinds of polyester color coating and fluorocarbon coating.
Q:May anyone tell me what's the product when hydrochloric acid reacts with aluminum?HCl + Al → ?
Amonia Hydrochlorite

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