• Jonhn Barnes Prepainted Aluminum Coils for Decoration System 1
  • Jonhn Barnes Prepainted Aluminum Coils for Decoration System 2
  • Jonhn Barnes Prepainted Aluminum Coils for Decoration System 3
Jonhn Barnes Prepainted Aluminum Coils for Decoration

Jonhn Barnes Prepainted Aluminum Coils for Decoration

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Loading Port:
China Main Port
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
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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:0.2mm100mm

Width: 100mm2300mm (Can be slitted)

InnerDiameter: 508MM

Coil Weight:500kg-3000kg(Max.)

Application:Foil stock, Circles, Roofing, Can stock, Marine plateAnti-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: How are aluminum coils processed for specific surface finishes?
Aluminum coils are processed for specific surface finishes through a series of steps that involve cleaning, pretreatment, coating, and curing. The first step in processing aluminum coils is cleaning. This involves removing any dirt, oil, or other contaminants from the surface of the coils. Cleaning is typically done using a combination of chemical cleaners and mechanical methods, such as scrubbing or brushing. After cleaning, the coils undergo a pretreatment process. Pretreatment is essential to ensure proper adhesion of the surface finish. It involves the application of a chemical solution or coating that prepares the surface of the aluminum for the subsequent coating. This step typically includes processes like etching, desmutting, and deoxidizing, which help improve the surface quality and promote adhesion. Once the coils have been cleaned and pretreated, they are ready for coating. The specific coating method depends on the desired surface finish. Some common coating techniques include coil coating, anodizing, painting, or powder coating. Coil coating involves the application of a liquid coating onto the surface of the aluminum coils. Anodizing is an electrochemical process that creates a durable and corrosion-resistant layer on the surface. Painting and powder coating involve the application of a dry paint or powder onto the coils, which is then cured to form a protective and decorative finish. After the coating is applied, the coils go through a curing process. Curing involves subjecting the coated coils to high temperatures, which causes the coating to chemically react and harden. This step is crucial for achieving the desired properties and durability of the surface finish. Overall, the processing of aluminum coils for specific surface finishes involves a combination of cleaning, pretreatment, coating, and curing steps. These processes ensure that the coils are properly prepared and coated to achieve the desired surface finish, whether it be for protection, aesthetics, or specific functional requirements.
Q: What role does the powdered aluminum play in this reaction?
Powdered Aluminum
Q: How do aluminum coils contribute to sustainable construction?
Aluminum coils contribute to sustainable construction through their lightweight nature, recyclability, and energy efficiency. The use of aluminum in construction significantly reduces the weight of structures, leading to less material consumption, lower transportation costs, and reduced energy requirements during construction. Additionally, aluminum is highly recyclable, allowing for the reuse of the material at the end of its life cycle, further reducing waste and environmental impact. Moreover, aluminum coils are known for their excellent thermal conductivity, enabling energy-efficient designs by improving insulation and reducing heating and cooling needs in buildings. Overall, aluminum coils play a crucial role in sustainable construction by promoting resource efficiency, waste reduction, and energy conservation.
Q: Are aluminum coils suitable for lightweight applications?
Yes, aluminum coils are suitable for lightweight applications. Aluminum is known for its low density and high strength-to-weight ratio, making it an ideal choice for lightweight applications where weight reduction is crucial, such as in the automotive, aerospace, and packaging industries.
Q: Is it possible to construct a tent or shelter using aluminum coils?
<p>Yes, you can use aluminum coils to make a tent or shelter. Aluminum is lightweight, durable, and resistant to corrosion, making it a good material for temporary structures. You can use aluminum coil sheets to create the frame and support structure of the tent, ensuring it's strong and stable. However, you'll need to add a waterproof and insulating layer, such as canvas or tarpaulin, to protect against the elements. Remember to consider the weight, wind resistance, and ease of assembly when designing your shelter.</p>
Q: Can aluminum coils be used for outdoor applications?
Indeed, outdoor applications can utilize aluminum coils. Aluminum, as a material, possesses outstanding versatility and durability, enabling it to endure diverse weather conditions and temperatures. Its resistance to corrosion renders it suitable for outdoor environments that encounter moisture and humidity. Moreover, aluminum coils boast a lightweight characteristic, facilitating their transportation and installation within outdoor settings. Consequently, they find frequent usage in outdoor applications encompassing roofing, siding, gutters, and HVAC systems. Taken together, the strength, corrosion resistance, and longevity of aluminum coils establish them as a dependable option for outdoor applications.
Q: For the reaction at the anode:Al ----gt; Al3+ + 3eHowever, at the anode, oxygen are also produced and forms aluminium oxide(Al2O3) with aluminium.Are Oxygen produced by oxidation of water by electrolysis? or some reaction else?If Oxygen are produced by oxidation of water, then why it can be oxidise sinceAl ----gt; Al3+ + 3e E^0= + 1.66V2H2O ---gt; O2 + 4H+ + 4e E^0= - 1.23V(if refers to E null value) Oxygen should only be produced after all the Al have been finish oxidised.Both reaction happen at the same time? Is it possible?
Anodising is a process in which the surface of a metal is modified. In the case of anodising aluminum the layer of aluminum oxide is made thicker. This is done by placing the aluminum in a sulfuric acid solution and passing a current through it so that it serves as an anode-the current releases oxygen at the surface of the aluminum increasing the aluminum oxide. I'm pretty sure this is from the reaction of the electric charge and the sulfuric acid producing oxygen as you showed in your last reaction with water. I hope this was helpful, I'm at work and don't have my old chem books and I dont' remember all this stuff off the top of my head.
Q: Can aluminum coils be used in food processing applications?
Yes, aluminum coils can be used in food processing applications. Aluminum is a widely used material in the food industry due to its excellent thermal conductivity, corrosion resistance, and lightweight properties. Aluminum coils are commonly used in food processing equipment such as refrigerators, ovens, and food storage units to ensure proper temperature control and hygiene during food processing.
Q: Are aluminum coils recyclable?
Indeed, recyclability applies to aluminum coils. As one of the most easily recyclable substances, aluminum can be recycled ceaselessly without compromising its integrity. The process of recycling aluminum coils entails melting them down to create fresh coils or alternative aluminum goods. This practice not only diminishes landfill waste but also conserves energy and resources necessary for manufacturing new aluminum from primary materials. Opting for the recycling of aluminum coils is an environmentally conscious decision that aids in the preservation of natural resources and the mitigation of greenhouse gas emissions.
Q: i know that your not suppose to use DC for aluminum only with AC but is it possible?
yes

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