cold casting aluminum mill finish rolls
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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
Alloy & specification
Alloya | Coated panel,strip status | Status | Aluminum thicknessa t/mm | Aluminum Specificationa /mm | Aluminum coil specificationa /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 | ||||
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 Rm/MPa | non-proportional extension strengthRp0.2/MPa | elongationA50mm /% | |||
≥ | |||||
5052 | H36 | ＞0.22～0.30 | 255～305 | 200 | 2 |
＞0.30～0.50 | 255～305 | 200 | 3 | ||
H18、H38 | ＞0.22～0.30 | 270 | 210 | 2 | |
＞0.30～0.50 | 270 | 210 | 3 | ||
H19、H39 | ＞0.22～0.30 | 290 | 220 | 2 | |
＞0.30～0.50 | 290 | 220 | 3 | ||
5182 | H36 | ＞0.22～0.30 | 265～340 | 270 | 3 |
＞0.30～0.50 | 265～340 | 270 | 4 | ||
H18、H38 | ＞0.22～0.30 | 330 | 285 | 3 | |
＞0.30～0.50 | 330 | 285 | 4 | ||
H19、H39 | ＞0.22～0.30 | 340 | 295 | 3 | |
＞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 |
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. | |||||||||
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:hey, my dad and i are working on painting our front door and the current piece of aluminum in front of it wont go with the new color. it doesnt look like it can be changed out so we are wondering, other than spray paint, what can you put on aluminum to make it turn permanently black. my dad mentioned gun blue, but that only works on steel. thanks
- Dad is on the right track....maybe. There are blackeners for aluminum you can get from gunshops. Used to touch up scratched or worn black anodized finish on aluminum gun parts. Never used it in large areas. Best regards
- Q:I am concerned about the environment so I collect empty aluminum cans off the street when I walk my dog. Right now I have 3 large garbage bags full of crushed aluminum can. The problem is... some of the cans have dirt on and in them. Some of thoroughly flattened ones may even have small pebbles embedded in them. Will these be accepted at the recycling facility? I'm guessing it doesn't matter because when they melt them any organic materials will burn away and any dirt particles or small pebbles will be separated from the molten aluminum. What do you think?
- The dirt won't be a problem, normally. The pebbles might, but I haven't heard any mention of this being a problem. Add: Aluminum melts at around 960 F, while most rocks won't. By that time, the dried up sugars and cigarette butts will have all burned off. You can melt aluminum in a cast iron frying pan, but I really don't recommend trying that: If a drop of water hits the molten aluminum it'll expand somewhere around 1700 times it's original volume, nearly instantly. This will be like a small bomb going off, and molten aluminum will spray all over. That's quite dangerous, even if you do have protective gear.
- Q:What are the tensile strength properties of aluminum coils?
- The tensile strength properties of aluminum coils are known to be quite high. Aluminum, as a material, possesses excellent strength-to-weight ratio, which makes it suitable for various applications that require strength coupled with lightweight properties. The specific tensile strength of aluminum coils can vary depending on the alloy and temper used. Generally, aluminum coils have a tensile strength ranging from 110-310 MPa (megapascals), or approximately 16,000-45,000 psi (pounds per square inch). These values indicate the maximum amount of tensile stress that the aluminum coil can withstand before it breaks or deforms permanently. It is important to note that the tensile strength can be further enhanced by heat treatment processes such as cold rolling or annealing. Overall, aluminum coils are recognized for their impressive tensile strength properties, which contribute to their wide usage in industries like aerospace, automotive, construction, and manufacturing.
- Q:What is the typical yield strength-to-density ratio for aluminum coils?
- The typical yield strength-to-density ratio for aluminum coils can vary depending on the specific grade of aluminum being used. However, in general, aluminum has a relatively high strength-to-density ratio compared to many other metals. This means that it can provide good mechanical properties while still being lightweight. For example, the most commonly used grade of aluminum for coils, 3003 aluminum, typically has a yield strength-to-density ratio of around 0.53 MPa•m^3/kg. This means that for every unit of density (mass per unit volume), the material can withstand approximately 0.53 megapascals (MPa) of stress before it starts to deform permanently. Other high-strength aluminum alloys, such as 5052 or 6061, can have even higher yield strength-to-density ratios, reaching up to 0.6 MPa•m^3/kg or more. These alloys are often used in applications where higher strength and durability are required, such as in aerospace or automotive industries. Overall, the yield strength-to-density ratio of aluminum coils is typically quite favorable, making aluminum a popular choice for a wide range of applications that require both strength and lightweight properties.
- Q:What are the maintenance requirements for aluminum coils?
- To ensure optimal performance and longevity, aluminum coils require regular cleaning and inspection. It is recommended to clean the coils at least once a year, or more frequently in areas with high pollution or corrosive environments. Use a mild detergent or coil cleaner along with a soft brush or cloth to remove any accumulated dirt, dust, or debris from the coils' surface. Regular inspection is also crucial to identify any signs of damage, corrosion, or leakage. Bent fins, dents, or corrosion should be promptly addressed to prevent further harm and maintain coil efficiency. If there are any indications of leakage, it is essential to have a professional technician inspect and repair the coils to prevent potential refrigerant leaks. Additionally, it is advisable to keep the area around the coils clean and free from obstructions that may hinder airflow, such as leaves, plants, or debris. This will ensure proper airflow and prevent the coils from overworking, which can result in inefficiency and possible damage. In conclusion, maintaining aluminum coils involves regular cleaning, inspection for damage, corrosion, or leakage, and keeping the surrounding area clear for optimal performance and longevity. By following these maintenance practices, you can ensure the efficient functioning of the aluminum coils and extend their lifespan.
- Q:Can aluminum coils be used in solar panel applications?
- Indeed, solar panel applications can make use of aluminum coils. Aluminum, a lightweight and robust substance, finds widespread use across diverse industries, including the solar panel industry. The base material for solar panels often consists of aluminum coils owing to their corrosion resistance, exceptional thermal conductivity, and excellent electrical conductivity. These attributes render aluminum coils ideal for efficiently transmitting heat and electricity within solar panels, thereby guaranteeing optimal performance and efficiency. Additionally, aluminum stands as a highly sustainable material, as it can be readily recycled, making it an environmentally conscious option for solar panel applications.
- Q:What are the common surface treatments for aluminum coils in the automotive industry?
- Some common surface treatments for aluminum coils in the automotive industry include anodizing, painting, and powder coating.
- Q:What are the different types of edge conditions for aluminum coils?
- Aluminum coils come in various edge conditions, each with its own purpose and function. These edge conditions are designed to protect, improve functionality, and ensure compatibility with different manufacturing processes. Firstly, there is the mill edge, which is the standard edge condition produced during the initial rolling process. It is characterized by a smooth, straight, and burr-free edge. Mill edge coils are versatile and can be easily processed further. Next, there is the slit edge, which is created by cutting mill edge coils into narrower widths. This process results in a slightly rougher edge compared to mill edge coils. Slit edge coils are commonly used when precise width tolerances are required. Another edge condition is the trimmed edge. Trimmed edge coils undergo additional processing to remove any irregularities or defects along the edges. This is achieved through shearing or trimming the coil. Trimmed edge coils are often used in applications that demand a high level of aesthetics or a uniform appearance. Deburred edge coils have sharp edges or burrs removed through mechanical or chemical methods. This ensures a smooth and safe edge, making them suitable for applications where safety is a concern. Rounded edge coils have their edges rounded or softened to minimize the risk of injury during handling or installation. This is achieved through methods like roll forming or edge rolling. Rounded edge coils are commonly used in industries where safety is crucial. Lastly, there are specialty edge conditions designed for specific applications. These include edge conditions tailored for processes like welding, bending, or forming. Specialty edge conditions cater to the unique requirements of certain industries or applications. When selecting an edge condition for aluminum coils, it is important to consider factors such as aesthetics, functionality, safety, and manufacturing processes. By doing so, the most suitable edge condition can be chosen to meet the specific requirements of the application.
- Q:Are there any limitations to the minimum coil length of aluminum coils?
- Yes, there are limitations to the minimum coil length of aluminum coils. The minimum coil length is determined by various factors such as the manufacturing process, equipment capabilities, and the intended use of the coils. One limitation is the size and capacity of the manufacturing equipment. Most coil production lines have a minimum length requirement to ensure efficient operation and to prevent damage to the coils during the manufacturing process. If the coil is too short, it may not be properly processed or handled by the equipment, leading to production issues or product defects. Another limitation is the intended use of the coils. Certain applications may require a minimum coil length to meet specific requirements or to ensure optimal performance. For example, in industries such as construction or automotive, coils are often used to make components or structures that have specific length requirements. In such cases, the minimum coil length is determined by the specifications of the end product. Additionally, handling and transportation considerations also play a role in determining the minimum coil length. Coils that are too short may be more difficult to handle, transport, or store, making them less practical or cost-effective. In summary, the minimum coil length of aluminum coils is subject to limitations imposed by manufacturing equipment capabilities, intended use, and practicality in terms of handling and transportation. These limitations ensure efficient production processes, adherence to product specifications, and practicality in the overall supply chain.
- Q:How are aluminum coils used in the production of cookware?
- Aluminum coils are used in the production of cookware as they are rolled into thin sheets and then formed into various shapes like pots, pans, and trays. These coils are lightweight, conduct heat efficiently, and have excellent heat distribution properties, making them ideal for cookware manufacturing. Additionally, aluminum's non-reactive nature ensures that it does not alter the taste or quality of the food being cooked.
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cold casting aluminum mill finish rolls
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
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