Anodized Aluminum Sheet

Company Profile

Qinghai Shuanglin Jiate Metal Technology Co., Ltd. was established in September 1997, Zhejiang Shuanglin Jiate Metal Technology is professional Chinese aluminum sheet, aluminum strip,aluminum foil,aluminum circle,aluminum plate ,aluminum coil ,aluminum discs and aluminum tube manufacturer .Bearing producing first-class quality aluminium products as our task, having good faith as our belief, offering high efficiency service as our standard, we Jiate Metal will always keep on servicing for worldwide clients.
We have mills as continue cast,hot rolling,cold roJinding Aluminium Industry Group includes aluminium research and development,design,manufacture and export trading, was contributived by Hongkong Jinding International Group. We own one hot rolling production line with width 2500mm, two cold rolling mill with width 1800mm, foil rough rolling mill with width 1650mm, foil finish rolling mill with 1600mm, 8x20T annealed, tension leveled machine, cut machine and clean equipment. Our main products include aluminium sheet,aluminum coil,aluminum strip,aluminium foil and related coating process, aluminium profile for industry, aluminium strip for cable and water pipe, fin stock, decorate foil, aluminium circle for cookware. We have two large-scale rolling mills with width 2500mm and related machines. We adopt international advanced technique produce aluminium products, which can ensure our quality.

Why choose us?

High quality

Our products are manufactured or executed to very high standards, using the finest materials and manufacturing processes.

Long warranty

The long-term warranty is designed to give consumers more confidence that their purchases and services will continue to be valid.

Professional team

Our professional team collaborate and communicate effectively with one another, and are committed to delivering high-quality results. They are capable of handling complex challenges and projects that require their specialized expertise and experience.

Rich experience

Dedicated to strict quality control and attentive customer service, our experienced staff is always available to discuss your requirements and ensure complete customer satisfaction.

Anodized Aluminum Plate
Aluminum Alloy: 1100/1050/1070/1060/3003/5052/5005 Temper： H24/H26
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Pre-anodized Aluminum Plate
Pre-Anodized Aluminum Plate undergoes an electrolytic oxidation process, known as anodizing, where the surface of the aluminum is converted into a durable oxide layer. This process enhances the...
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Aluminum Sheet Anodized
Aluminum Sheet Anodized, also known as anodized aluminum sheet, is a process whereby the surface of an aluminum sheet is converted into a durable, protective oxide layer through an electrochemical...
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Brushed Anodized Aluminum Plate
Brushed Anodized Aluminum Plate refers to aluminum plate that has undergone both a brushing process and an anodizing process. The brushing process involves using abrasive brushes or machines to...
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Anodizing is an electrochemical process that converts the metal surface into an anodic oxide finish. Anodized Aluminum is corrosion and abrasion resistant. In addition, anodized aluminum does not fade, chip, peel or flake. It is also fingerprint-resistant. Anodized aluminum is strong and durable-sometimes even more so than metals such as stainless and copper.

What is Anodized Aluminum Sheet

Anodizing itself is an environmentally-safe electrochemical process that converts the aluminum metal surface into porous aluminum oxide, thus forming an end product whose finish is much more durable and weather-resistant than before. Naturally, this is desirable for many different applications, especially those outdoors or frequently exposed to harsher weather.

Benefits of Anodized Aluminum Sheet

01/

Good processability
The anodized aluminum plate has strong decorative properties and moderate hardness. It can be easily bent into shape and subjected to continuous high-speed stamping, making it easy to directly process into products without the complex surface treatments, greatly shortening the production cycle and reducing production costs.

02/

Good weather resistance
The anodized aluminum plate with a standard thickness oxide film (3μm) will not discolor, corrode, oxidize or rust for a long time when it is used indoors. The anodized aluminum plate with thickened oxide film (10μm) can be used outdoors and will not discolor after being exposed to sunlight for a long time.

03/

Strong metallic feeling
The surface hardness of the anodized aluminum sheet is high, reaching gem level, and having good scratch resistance. The surface is not covered by paint, retaining the metallic color of the aluminum plate, highlighting the modern metallic feel, and improving product quality and added value.

04/

Strong applicability
The anodized aluminum sheet metal is of wide range of uses like metal aluminum ceilings, curtain wall aluminum panels, aluminum-plastic panels, fireproof panels, honeycomb aluminum panels, aluminum veneers, electrical appliance panels, cabinet panels, furniture panels, etc.

05/

High fire resistance
It is without paint or any chemical substances on the surface. And it does not burn at 600 degrees Celsius, which do not produce toxic gases, and meet fire protection and environmental protection requirements.

06/

Strong stain resistance
It leaves no fingerprints or stains, is easy to clean, and does not produce corrosion spots.

Now Let Us Understand the Benefits of Anodizing Aluminum Sheets

The core benefit of anodising aluminium sheets is that it improves its durability and wear resistance. Though it won’t provide everlasting protection against weathering, you will not have to incur the exaggerated maintenance cost. However, you will notice that anodised surfaces tend to pick up dirt and stains quite easily, but they are easy to clean using a piece of cloth or wool. Better still, you can do it using a mild detergent, and the surface will look as good as new.
Anodised surfaces can last up to 20 years before showing any sign of wear and tear. This is far much better than organic paints that peel off as soon as they get into contact with sharp and scratchy substances. Since anodised surfaces are far much harder than powder-coated surfaces, they are the best for areas with high traffic or even heavy equipment use where contacts are likely to happen. The surface will not easily take damages from contact, even when it is exposed to harsh chemicals.

Application of Anodized Aluminum Sheet

Architecture
Because of their durability, corrosion resistance, and attractiveness, anodized aluminum sheets are often utilized in architectural applications. They are extensively utilized in the construction of building facades, window frames, and roof systems. Anodized aluminum sheets can also be found in interior design applications such as wall panels and ceilings.
Furniture home appliances
Anodized aluminum sheets are popular ornamental panels in the furniture and home appliance industries. This type of aluminum sheet has a very good decorative impact and may be used as the outside panel of products such as bookshelves, refrigerator air ducts, heaters, and so on.
Signage
Because of its durability, weather resistance, and diversity of color and finish possibilities, anodized aluminum sheet is often utilized in signage applications. Outdoor signage, such as billboards, directional signs, and retail signage, frequently uses them.
Transportation
Because of their light weight and corrosion resistance, anodized aluminum sheets are employed in transportation applications. In the aerospace sector, they are extensively utilized in airplane components such as wings and fuselage panels. In the automotive industry, anodized aluminum sheets are used for body panels, wheels, and trim.
Marine
Because anodized aluminum sheets are very resistant to corrosion caused by seawater and other environmental conditions, they are perfect for marine applications. They are extensively utilized in the construction of hulls, masts, and other nautical components.

Electronics
Anodized aluminum sheets are used in electronic applications for their electrical conductivity and durability. They are commonly used in electronic enclosures, heat sinks, and other components.
Food processing
Anodized aluminum sheets are used in the food processing industry for their hygienic properties and ease of cleaning. They are commonly used in food processing equipment such as conveyor belts, cutting boards, and storage racks.

Medical and pharmaceutical
Anodized aluminum sheets are also used in the medical and pharmaceutical industries due to their hygienic properties and ability to withstand sterilization processes. They are commonly used in medical equipment such as surgical instruments and pharmaceutical packaging.
Sports
Anodized aluminum sheets are used in sports and recreational applications due to their lightweight and durability. They are commonly used to make bicycles, golf clubs, and camping gear.

What is the Purpose of Anodizing Aluminum Sheets

The purpose of anodizing aluminum is to increase its wear and corrosion resistance. Aluminum is a popular metal for manufacturing products from cookware to car parts, because it is strong, yet still lightweight. However, aluminum is also highly susceptible to corrosion and wear when the corrosive potential of the environment increases like exposure to seawater and other extreme conditions. To prevent this, manufacturers often anodize the metal, which creates a thin oxide layer that protects against corrosion and wear. Anodized aluminum is also often used for its aesthetic properties, as the anodization process can produce a variety of colors.

Process of Anodized Aluminum Sheet

Before aluminum can be anodized it needs to be cleaned and etched to remove any dirt, cutting fluid, or grease. General cleaning is usually performed using a strong degreaser followed by thorough rinsing.
The parts must be etched or brightened. This process removes any naturally formed oxide layer and creates a clean, uniform surface to which the anodized oxide layer can bond. After etching, the parts are rinsed, then placed in a neutralizing solution to remove any potential residue from the etching step, and then rinsed again.
At the end of the process, an anodic layer will have formed that is chemically bonded to the base aluminum. After the required thickness is achieved, the parts are rinsed and can then be colored.
Coloring anodized aluminum works by allowing metallic salts or chemical compounds that will produce specific shades to enter the pores produced during the anodizing process. After coloring, the pores must be sealed for optimal performance. The sealing can be performed with either of the processes below:
Hydration: Hot water or steam causes the oxide layer to hydrate, which causes expansion of the oxide layer. Expansion of the oxide layer closes up the pores.
Impregnation: Parts are immersed in a tank with deionized water and mineral salts that are deposited in the pores and react chemically with them, causing the pores to close up.

What are the Types of Anodizing Processes for Aluminum Sheets

Type 1 - Chromic acid anodizing
This process uses chromic acid as the electrolyte and produces the thinnest coating of all the methods, 2.5 μ (0.0001 in). Despite the reduced thickness, this process produces comparable corrosion resistance to the other two processes. The coating produced tends to be darker and does not accept color as well due to its reduced thickness and reduced porosity.

Type 2 - Sulfuric acid anodizing
This process uses dilute sulfuric acid as the electrolyte. It is the most commonly used technique. The coating thickness ranges from 5.1 to 30.5 μ (.0002-.0012 in). A common industry specification Xometry and many other manufacturers follow is MIL-A-8625 Type II, Class 1 (non-dyed) or Class 2 (dyed). This coating is harder than the one produced by chromic acid anodizing. Parts anodized using the Type II process can easily be colored with various dyes, however, it should be noted that colors typically cannot be matched to specific Pantone or RAL colors due to variability in the process. Sulfuric acid is a relatively low-cost electrolyte when compared to chromic acid.

Type 3 - Hardcoat anodizing
This process makes use of sulfuric acid as the electrolyte but is used to produce much thicker coatings than Type II anodizing — typically 12.7 to 50.8 μ (0.0005 to 0.002 in) due to a higher voltage, longer bath immersion time and lower bath temperature. This coating is harder than tool steel and is used where high levels of wear resistance are required. Although unpigmented, a clear hardcoat anodized finish will darken the part surface due to the higher thickness of the coating compared to standard anodizing. Depending on various factors, the natural color can vary from light to darker gray or brown.

How to maintain Anodized Aluminum Sheet

Regular maintenance tips

Dust removal: Dust and dirt can accumulate on the surface of the aluminum and make it look bad. To prevent particles from scratching the anodized surface, you should wipe it regularly with a soft cloth or feather duster.
Gentle cleaning: For regular cleaning, use a mild soap or a detergent diluted in water. Apply the solution with a soft cloth or sponge. Avoid using hard materials such as steel wool or scouring pads as they could damage the anodized finish.
Avoid harmful chemicals: Harsh chemicals and acidic cleaners can damage the anodized coating. It is best to use pH-neutral or gentle cleaning products to maintain the quality of the surface.

Deep cleaning steps

Prepare the surface: Before deep cleaning, remove any loose dirt by rinsing the surface with water or wiping gently.
Cleaning solution: Make a cleaning solution by mixing warm water with a mild detergent. Avoid harsh chemicals and ammonia-based cleaners.
Gently cleaning: Dip a soft cloth or sponge into the cleaning solution and gently scrub the surface. For stubborn stains, use a soft-bristled nylon brush to avoid scratching the anodized coating.
Rinse: Rinse the aluminum sheet thoroughly with clean water to remove any remaining cleaning solution.
Drying: Pat the surface dry with a clean, lint-free cloth. Avoid air drying to avoid water stains.

Additional tips

Avoid high pressure: High-pressure cleaners can damage the anodized layer. If necessary, use a low pressure setting and maintain a safe distance from the surface.
Avoid sharp objects: Avoid scratches by keeping sharp or abrasive objects away from the aluminum surface.
Periodic inspection: Regularly inspect the anodized panels for signs of damage such as scratches, dents or chips. Take care of these issues promptly to prevent further deterioration.

Certifications

productcate-1059-339

Our Factory

Our main products include aluminium sheet,aluminum coil,aluminum strip,aluminium foil and related coating process, aluminium profile for industry, aluminium strip for cable and water pipe, fin stock, decorate foil, aluminium circle for cookware. We have two large-scale rolling mills with width 2500mm and related machines. We adopt international advanced technique produce aluminium products, which can ensure our quality.

productcate-520-359 productcate-522-359

FAQ

Q: What is the difference between anodized aluminum and regular aluminum?

A: Anodized aluminum is less reactive, easier to dye, and offers exceptional corrosion resistance. Non-anodized aluminum, on the other hand, is much more susceptible to environmental contaminants and decay over time.

Q: What is the main purpose of anodizing aluminum?

A: The main reason for anodising is to protect the aluminium. Thanks to the process, corrosion resistance increases and the material retains its appearance for longer. Anodising creates a hard, wear-resistant layer that properly protects the underlying aluminium.

Q: Is anodised aluminium better?

A: Anodized aluminum has a higher surface area than unfinished aluminum and, therefore, it is more effective at releasing its heat. This improved thermal conductivity, or heat dissipation, results from improved convective heat transfer and enhanced emissivity.

Q: How long does anodized aluminum last?

A: Anodizing provides a thin aluminum oxide layer, which will deteriorate over time. Depending on the thickness and quality of the anodization, the surface should last 10-20 years.

Q: Does anodizing prevent rust?

A: The anodized layer of protection resists corrosion and minimizes the impact of blunt forces and scratches. Another metal that's manufactured to last longer is stainless steel.

Q: What is the best cleaner for anodised aluminium?

A: Soap products with a pH of 6-8 should be used for regular cleaning of anodised aluminium. Here, however, it is important to ensure that the products used do not contain chlorine. A weaker ammonium chloride solution can be used with caution.

Q: How long does anodized aluminum last outdoors?

A: There are a variety of tests that can be used to determine this. You should be aware that all color-anodized parts fade, but if the process is optimized, you can expect years, if not decades of outdoor exposure with minimal loss in color.

Q: What is the difference between aluminum and anodized aluminum?

A: The main difference between aluminum and anodized aluminum is that anodized aluminum has a protective oxide coating that makes it more resistant to corrosion and wear. Anodized aluminum is also less likely to scratch or abrade, making it a good choice for applications where durability is important.

Q: Is anodised aluminium good?

A: The finished anodised aluminium has a perfectly formed and scientifically controlled oxide layer which is strong and durable. The result is extremely hard and won't flake or peel, and colour added by dyeing in the final sealing stages won't fade. Unlike other metals, it isn't susceptible to rust.

Q: Can I wash anodized aluminum?

A: Make sure to choose a neutral cleaner—acid and alkaline cleaners can chemically react with the anodized aluminum coating and cause damage. As long as the pH is between 6 and 8, mild dish soap or detergent will work best. If cleaning with a sponge or cloth doesn't work, you may need to use a mild abrasive.

Q: Can anodized aluminum be shiny?

A: Anodized aluminum is popular in architecture and consumer products, largely due to its sleek appearance. The anodized aluminum coating creates a shiny, metallic finish that gives treated parts a more professional, high-quality look.

Q: What happens when you anodize aluminum?

A: Anodized aluminum creates a surface that is three times harder than standard aluminum, and will not chip, flake, or peel, even when processed to add color. Because the anodization process is controlled oxidation of the aluminum, the product will also never rust, patina, or weather.

Q: What is the most common type of anodizing is performed on aluminum?

A: Sulfuric acid anodizing is the most frequently used aluminium anodizing process. It produces coatings up to 25 μm for conventional coatings and up to 100 μm for hard coatings. Conventional coatings are primarily decorative or protective.

Q: What is the method of anodizing aluminum?

A: In a well-ventilated area, connect your aluminum to a power source and place it in a tub of a 1:1 mixture of distilled water and battery acid. Run the power to your aluminum for 45 minutes, then remove it from the tub. Place the anodized metal in a hot dye bath for 15 minutes afterward to dye.

Q: Is anodized aluminum good for exterior use?

A: Anodized aluminium has been used in external architectural applications since the 1930s. Some surviving buildings are now over 70 years old and the anodized aluminium is still in good condition. A well known example is the Montecatini building in Milan, which was completed in 1938.

Q: Is anodized aluminum rust proof?

A: Neither standard nor anodized aluminum can rust. However, they can still corrode when exposed to moisture, air, salt or other corrosion-inhibiting compounds or elements. But anodized aluminum is less likely to corrode than standard aluminum because they have a thicker layer of oxide.

Q: How long does anodized aluminum last outside?

A: Anodizing provides a thin aluminum oxide layer, which will deteriorate over time. Depending on the thickness and quality of the anodization, the surface should last 10-20 years.

Q: Is anodized aluminum permanent?

A: Anodization chemically changes the surface of the aluminum, unlike painting or plating, so the protective layer is permanent—an anodized finish won't chip, flake, or rust over time.

Q: What is anodized aluminum made of?

A: The anodic oxide structure originates from the aluminum substrate and is composed entirely of aluminum oxide. This aluminum oxide is not applied to the surface like paint or plating, but is fully integrated with the underlying aluminum substrate, so it cannot chip or peel.

Q: What is the coating on anodized aluminum?

A: Aluminum anodizing is a finishing process that produces wear and corrosion-resistant aluminum oxide coating on the surface of aluminum parts. This coating can be colored after anodizing for a decorative finish.

We're well-known as one of the leading anodized aluminum sheet manufacturers and suppliers in China. Our factory offers high quality anodized aluminum sheet made in China with competitive price. Welcome to contact us for wholesale service.

Pre anodized Aluminum Plate, Brushed Anodized Aluminum Plate, Anodized Aluminum Plate