Cold Casting Aluminum Mill Finish Rolls for Roofing Sheet Coils

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Cans cover (ring) pre-coated plates
First, the raw materials
Aluminum lid and pull the main substrate of aluminum from the southwest andNanshan Aluminum, the use of aluminum-magnesium alloy 5182H19, 5052H19. Itsproducts in the normal substrates of manganese and magnesium components addedto increase the tensile strength and elongation. Han and the lotion by theGerman food-grade chrome HD agent, the United States PPG epoxy phenolicpackaging coatings, and high-end DOS oil
Second, applications
Division I professional production of DOS card and aluminum cans with a coatingfor cans of the lid and pull the coated aluminum is widely used in beverage,beer, rice pudding, tea, cigarettes, cans and other products packaging. U.S.imports of food ash using electrostatic spray wax, cut by large waves, transverseshear, longitudinal easily processed into the system covered the pre-coatedaluminum manufacturers. Depending on the system covers equipment can makeweight and volume of different specifications to meet customer requirements.
Third, the application prospect
Cans of food packaging as lightweight, unbreakable, easy to carry transportcharacteristics, cans packaged foods will gradually replace the glass packagingfood. As China'seconomy continues to strengthen, improve people's living standards, consumptionwill be more and more cans, cans will be growing timber. Therefore, cans withthe amount of pre-coated aluminum coil will be more and more broad prospects.

Alloy & specification

Alloy^a	Coated panel,strip status	Status	Aluminum thickness^at/mm	Aluminum Specification^a /mm		Aluminum coil specification^a /mm
				Width	length	width	Steeve Φ
5052、5182	H46、H48、H49	H18、H19、 H36、H38、H39	0.22≤t≤0.50	500～1600	500～4000	20～1600	300、350、 405、505
a.Other alloy, specification of material can be negotiated

Aluminum thickness

Aluminum thickness	Thickness tolerance（±）
＞0.22～0.30	0.005
＞0.30～0.50	0.008

Width and Length

Alloy	Aluminum panel&coil length tolerance/mm		Aluminum Panel & coil width tolerance/mm /mm
	Aluminum panel&coil length tolerance/mm		Pop top		Pop can cover
	Length≤2000	Length >2000	width≤100	width >100	width≤1000	width >1000
5052 5182	+1 0	+2 0	±0.2	+1.5 0	+1.0 0	+1.5 0

Dynamic features

Alloy	Status	thickness（t）/mm	Room temperature tensile test results
			Tensile strength R_m/MPa	non-proportional extension strengthR_p0.2/MPa	elongationA_50mm /%
			≥
5052	H36	＞0.22～0.30	255～305	200	2
	H36	＞0.30～0.50	255～305	200	3
	H18、H38	＞0.22～0.30	270	210	2
	H18、H38	＞0.30～0.50	270	210	3
	H19、H39	＞0.22～0.30	290	220	2
	H19、H39	＞0.30～0.50	290	220	3
5182	H36	＞0.22～0.30	265～340	270	3
	H36	＞0.30～0.50	265～340	270	4
	H18、H38	＞0.22～0.30	330	285	3
	H18、H38	＞0.30～0.50	330	285	4
	H19、H39	＞0.22～0.30	340	295	3
	H19、H39	＞0.30～0.50	340	295	4

Coating function

Suppliershould ensure DOS oil of pop can cover is up to 5～10mg/m²/side, and coating surfaceshould be with even wax which is up to 40～100mg/m³/side

Food and packing industry pop can covercoating aluminum panels’ features:

Function		Coating weightg/m²	Deviation of coating	T Bend	MEK	High temperature sterilization	S Resist-ance	Acid resista-nce	Adhe -sion
Pop can Cover	Outer coating	3～6	≤10	≤2	＞50	See Note.1	-	-	1 Grade
Pop can Cover	Inner coating	10～13	≤10	≤2	-	See Note.1	See Note.2	See Note3	1 Grade
Pop can tab	2 sides coating	3～6	≤10	≤2	＞50	See Note.1	-	-	1 Grade
Note： 1 After121℃，30min distill，Internal and external coating without white, loss of light, peeling, and shedding. 2 After121℃，30min S corrosion，Internal and external coating without white, loss of light, peeling, and shedding. 3 After121℃，30min acid erosion，Internal and external coating without white, loss of light, peeling, and shedding.

Appearance

The surface of the pop cans cover coatingdoes not allow defects such as air bubbles, scratches, missing coating,over-burning, oil spots, stains, streaks, color, piebald, roller printing,embossing, periodic prints, chemical liquid etc which impact users.

Each coil allowed a joint which does notallow loose layer or dislocation, the joint can only be overlapped, which needto make the mark in the end, and each batch coil of joint is not morethan 10% of the total number of coils.

Services

Supporting services: Offering semi-finishedproducts & OEM services

Q: Are aluminum coils suitable for solar reflectors?: Yes, aluminum coils are indeed suitable for solar reflectors. Aluminum has high reflectivity, making it an ideal material to redirect and focus sunlight onto solar panels or other solar energy systems. Its lightweight nature and resistance to corrosion also make it a practical choice for solar reflectors.

Q: How are aluminum coils protected against bending and warping during storage?: Aluminum coils are protected against bending and warping during storage through various measures and precautions. Firstly, the coils are typically stored in a horizontal position to evenly distribute the weight and minimize stress on the coil. This helps to prevent any bending or warping that could occur if the coils were stored vertically. Additionally, the coils are often wrapped in protective materials such as plastic or paper to provide a barrier against external forces that could cause damage. These protective wrappings help to cushion the coils and prevent any direct contact with hard surfaces that could result in bending or warping. Furthermore, it is common practice to stack the coils carefully and securely, ensuring that they are not overloaded or subjected to excessive pressure. This is done to maintain the structural integrity of the coils and prevent any deformation during storage. Temperature control is another important aspect in protecting aluminum coils against bending and warping. Extreme temperature fluctuations can cause the metal to expand or contract, potentially leading to warping. Therefore, the storage environment should be maintained at a stable temperature to minimize any thermal stress on the coils. Overall, a combination of proper handling, protective wrappings, secure stacking, and temperature control play crucial roles in preventing bending and warping of aluminum coils during storage. These measures ensure that the coils remain in optimal condition and are ready for use when needed.

Q: What are some normal everyday products made from aluminum that I can use to recycle?: Soda cans. Beer cans. Pie tins. Aluminum foil. Traffic signs. A few components of some automobiles like the hood (bonnet) and the cylinder heads for some engines. Airplanes - most all the structure metal and all the skins in all but the newest composite (fiberglass) planes. Aluminum recycling uses so much less energy than refining from bauxite ore that a high percentage of aluminum gets recycled.

Q: I planned on making heart shaped pancakes for Valentine's day - is it ok to use aluminum foil as the mold for it? If so, how should I go about it?: No, a stove top produces hot points. Better to just shape the pancakes with the spatula.

Q: Can aluminum coils be used in food storage facilities?: Yes, aluminum coils can be used in food storage facilities. Aluminum is a widely used material in the food industry due to its excellent properties such as its lightweight, durability, corrosion resistance, and heat conductivity. These qualities make aluminum coils suitable for various applications in food storage facilities. Aluminum coils can be utilized in refrigeration systems, air conditioning units, and food storage cabinets, among others. Additionally, aluminum is non-toxic and does not react with food or alter its taste, making it a safe option for food storage. However, it is important to ensure that the aluminum coils used in food storage facilities are properly cleaned and maintained to prevent any potential contamination.

Q: Can aluminum coils be used for pharmaceutical packaging?: Yes, aluminum coils can be used for pharmaceutical packaging. Aluminum is a popular choice for pharmaceutical packaging due to its various beneficial properties. It is lightweight, corrosion-resistant, and has excellent barrier properties, making it ideal for protecting pharmaceutical products from external factors such as moisture, oxygen, and light. Aluminum coils can be easily formed into different shapes and sizes, providing versatility for packaging needs. Additionally, aluminum is non-toxic and non-reactive, ensuring the safety and integrity of pharmaceutical products.

Q: I know that Aluminum is a metal, and it's corrosive, but I've been wondering about how Aluminum Foil is created. Is it the same as the metal? Just pounded down? or is it a mixture of different elements?: www.okorder /

Q: What are the different coil annealing options available for aluminum coils?: There are several coil annealing options available for aluminum coils, depending on the desired outcome and requirements. 1. Full Annealing: This is a process where the aluminum coil is heated to a specific temperature and then slowly cooled down. Full annealing helps to relieve internal stresses, improve ductility, and enhance the mechanical properties of the coil. It also results in a soft and fully recrystallized structure. 2. Solution Annealing: Solution annealing is primarily used for heat-treatable aluminum alloys. It involves heating the coil to a temperature above the alloy's solvus temperature, followed by rapid cooling. This process helps dissolve and redistribute any alloying elements, resulting in a homogenous microstructure. 3. Stabilization Annealing: Stabilization annealing is performed on certain aluminum alloys to enhance their dimensional stability and reduce the risk of distortion during subsequent processing or usage. It involves heating the coil to a temperature just below the alloy's recrystallization temperature and then slowly cooling it. 4. Stress Relief Annealing: This type of annealing is performed to relieve residual stresses that may have developed during previous manufacturing processes, such as rolling or stretching. The coil is heated to a specific temperature and held there for a certain duration, allowing the stresses to relax. It helps to improve the coil's formability and minimize the risk of deformation during subsequent operations. 5. Intermediate Annealing: Intermediate annealing is performed during the manufacturing process to restore the ductility and formability of the aluminum coil. It involves heating the coil to a temperature below the recrystallization temperature, followed by a controlled cooling process. This helps to eliminate work hardening that may have occurred during previous operations. These are some of the common coil annealing options available for aluminum coils. The specific choice depends on factors such as the alloy composition, intended application, and desired material properties. It is important to consult with experts or heat treatment professionals to determine the most suitable annealing method for a particular aluminum coil.

Q: Are aluminum coils suitable for pharmaceutical vial caps?: Yes, aluminum coils are suitable for pharmaceutical vial caps. Aluminum is a commonly used material in the pharmaceutical industry due to its excellent barrier properties, corrosion resistance, and ability to be easily sterilized. It provides a tight seal, ensuring the integrity and safety of the vial contents. Additionally, aluminum coils can be easily formed into the desired shape and size for vial caps, making them a reliable choice for pharmaceutical packaging.

Q: Is there any elements that can be added to aluminum to create any compound?: Aluminum acetate, borate, borohydride, bromide, carbide, chloride, chlorohydrate, floride, fluorosilicate, hydride, hydroxide, iodide, nitrate, oxide, phosphate, sulfide lithium aluminium hydride I'm sure there are more. Threre are thousands of Aluminum alloys. Most metals considered to be aluminum are actually aluminum alloys.

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