China Changzhou Dingang Metal Material Co.,Ltd. Company News

What's the difference of Hot Rolled Aluminum and Cast-rolled Aluminum?   When discussing aluminum sheet and foil products, two commonly asked questions center on the differences between hot-rolled and cast-rolled materials, as well as the distinctions among various aluminum alloy series. Among aluminum alloys, Series 1, 8, and 3 are particularly noteworthy.   While some aluminum sheet or foil products from other series are exclusively produced via hot-rolling without the cast-rolling option, grasping the characteristics of these three series remains essential. This article aims to thoroughly explore these two dimensions, offering you comprehensive insights into the realm of aluminum products.   1. Manufacturing Process Hot-Rolled Aluminum:   Hot-rolled materials refer to strip and foil products manufactured from hot-rolled billets. In the hot-rolling process, aluminum alloy billets are first heated to a high temperature—typically above the alloy’s recrystallization temperature—rendering the aluminum more malleable. The heated billets are then passed through a series of rolling mills, where they are gradually reduced in thickness to achieve the desired dimensions.   Hot rolling offers superior mechanical properties, such as enhanced strength and a more uniform microstructure. This makes it the preferred method for applications requiring high-quality products with optimized mechanical performance. For example, in the production of high-end cake trays, where strength and durability are critical, hot-rolled aluminum ensures reliable performance.     Cast-Rolled Aluminum:   Cast-rolled materials encompass strip and foil products manufactured from cast-rolled billets. The production of cast-rolled aluminum involves a seamless, integrated casting and rolling process. Initially, molten aluminum alloy is directly formed into a thin-gauge strip using specialized casting machinery. This method stands out for its energy efficiency, as it merges the casting and rolling stages into a single, continuous operation. By streamlining these processes, it significantly cuts down on production time and reduces energy consumption.   Cast-rolled products are typically utilized in applications that prioritize cost-effectiveness and adequate formability. For instance, they are commonly found in various packaging materials, where balancing production costs with the material's ability to be shaped into different forms is crucial.     Processing   Alloy     Alloys for the hot rolling process   1xxx,3xxx,4xxx,5xxx,6xxx,7xxx,8xxx   Alloys for the cold rolling process   1xxx, 3xxx, 8xxx (Excluding alloy containing magnesium)   2. Comparison with the same alloy/temper and specification       Product Type   Advantages Disadvantages Hot Rolled Aluminum Good performance, uniform internal structure, good deep drawing, drawing, oxidation and bending effects Complicated processing, high price Cast-rolled Aluminum Affordable price high strength Poor stability of product performance   In terms of mechanical properties, under the same alloy and Temper conditions, cast - rolled materials generally have a higher compressive strength compared to hot - rolled materials. This is mainly due to the unique microstructure formed during the continuous casting and rolling process, which gives the cast - rolled products better resistance to compressive forces. However, when it comes to stability and elongation, hot - rolled materials have the advantage. The high - temperature rolling process of hot - rolled materials allows for a more uniform distribution of internal stress and a more refined grain structure, resulting in better stability during use and higher elongation values when subjected to tensile forces.   Moreover, in terms of strength, cast - rolled materials tend to have a slightly higher strength value than hot - rolled materials under the same alloy and Temper conditions. But when it comes to deep - drawing height and tensile effect, hot - rolled materials outperform cast - rolled materials. The high - temperature plastic deformation during hot - rolling makes the material more suitable for forming complex shapes through deep - drawing, and it also shows better performance in tensile tests, such as achieving larger elongation before fracture. These differences in mechanical properties should be carefully considered when choosing between cast - rolled and hot - rolled materials for specific applications, like cake tray production.         Many customers may not know much about the products when making their first purchase. May be unsure whether to choose cast-rolled materials or hot-rolled materials. But don't worry. As long as you tell our customer service staff your requirements in detail, we will arrange a professional business manager for you. The manager will recommend the products that best suit your needs based on your requirements.      

When it comes to metalworking projects that require welding, choosing the right aluminium sheet alloy is crucial for achieving strong, durable joints. But which alloy aluminium sheet is suitable for welding? The answer depends on various factors, including the application, desired mechanical properties, and welding process. In this article, we'll explore the top aluminium alloys that are ideal for welding, their unique characteristics, and the best practices for ensuring successful welds. Whether you're a professional welder or a DIY enthusiast, understanding these key aspects will help you make an informed decision and achieve outstanding results in your projects.   Due to the limitations of equipment for producing aluminum plates, the maximum width of thin plates and medium - thick plates is only 2650mm. In many actual applications of aluminum plates, the required width far exceeds this, so many downstream users choose to weld aluminum plates together to make up for the deficiencies caused by the production equipment of aluminum plates. There are also small storage tanks made of aluminum plates that need to be bent and welded. The aluminum plates used for welding are generally from the 1xxx, 2xxx, 5xxx series, and composite aluminum plates of the 3xxx + 4xxx series. The 1xxx series aluminum plates are mainly used for conductive purposes, such as battery connecting pieces, large - scale conductive aluminum busbars, etc. The 2xxx series aluminum plates are mainly used in the aerospace field. The 5xxx series aluminum plates are used for tanks and ships. The 3xxx + 4xxx composite aluminum plates are mainly used for automobile heat dissipation.   Application   1060 aluminum foil is used for battery flexible connections. 1070 thick plates are used for conductive aluminum busbars of graphite anodes. 5083, 5086, and 5059 aluminum plates are used for yachts and small boats. 5083 aluminum plates are used for pressure storage tanks. 5083 aluminum plates are used for the oil tanks at the back of transport vehicles. 2A12 aluminum plates are used in aerospace. For heat dissipation in traditional fuel - powered vehicles, 3003 + 4343 is generally used.     Understanding these helps in optimal material selection, driving innovation and efficiency in welding - related projects, ensuring we leverage aluminum's versatility to the fullest in various engineering and manufacturing endeavors.    

The Advantages of Color Aluminum Sheet Roofs Over Stone Tiled Roofs     When it comes to roofing materials, choosing between color aluminum sheets and stone tiles requires a careful evaluation of performance, cost, and sustainability. This article provides a data-driven comparison to highlight the key advantages of color aluminum sheet roofs.   1. Cost-Effectiveness: Lower Initial and Lifecycle Costs 1.1 Initial Installation Cost Color aluminum sheets offer competitive pricing. In 2025, the average cost for color aluminum sheet roofing in China ranges from ¥100–150 per square meter (including materials and labor) . For a 100-square-meter roof, this totals ¥10,000–15,000.   Stone tiles, such as stone-coated metal tiles, have a higher initial cost. A 30-square-meter stone tile roof costs approximately ¥12,000 (including accessories) . Scaled to 100 square meters, this rises to ¥40,000, which is 2.7–4 times higher than color aluminum sheets. 1.2 Long-Term Savings Color aluminum sheets have an exceptional lifespan:   1.2mm thickness: 50–75 years 1.5mm thickness: 100–125 years 2.0mm thickness: 125–150 years .   Stone tiles, while durable, typically last 30–50 years . Over a 50-year period, color aluminum sheets require zero maintenance, whereas stone tiles incur significant repair costs. For example, the Mingzhongdu Drum Tower in Anhui Province spent ¥2.9 million on repairs in 2023, yet tiles fell off again within a year . 2. Superior Durability and Weather Resistance 2.1 Structural Strength Color aluminum sheets are made from 5052-series aluminum alloy with a fluorocarbon coating, providing excellent corrosion resistance and UV stability. They can withstand 12 strong wind (120–150 km/h) and 35mm diameter hailstones .   Stone tiles, though heavy (7–10 kg/m²), are prone to cracking under extreme weather. Their structural integrity declines over time due to water absorption and freeze-thaw cycles . 2.2 Fire Resistance Color aluminum sheets achieve a B1 fire rating (difficult to ignite), suitable for fire-prone areas . Stone-coated metal tiles, while offering better fire resistance (A1 rating), are heavier and require additional structural support . 3. Energy Efficiency and Environmental Benefits 3.1 Thermal Performance Color aluminum sheets with nanocomposite insulation reduce indoor temperatures by 6–8°C in summer and retain heat in winter, cutting energy costs by 30–40% . Stone tiles rely on underlayment for insulation, which is less effective and increases installation complexity . 3.2 Sustainability Recyclability: Aluminum sheets are 100% recyclable, with a scrap value of ¥16,000–23,500 per ton . Low Carbon Footprint: Aluminum production emits 318.37 kg CO₂e per ton , while stone tile manufacturing (e.g., clay firing) is energy-intensive and contributes to higher emissions .   Stone tiles, while partially recyclable, generate more waste during installation and have a higher embodied energy . 4. Installation Efficiency and Design Flexibility 4.1 Quick Installation Color aluminum sheets are lightweight (3–5 kg/m²) and easy to install. A 100-square-meter roof can be completed in 3–5 days by 2–3 workers . Stone tiles, weighing 7–10 kg/m², require 10–15 days and professional labor . 4.2 Versatile Design Color aluminum sheets come in customizable colors and textures, mimicking traditional tiles while offering modern aesthetics. They adapt to complex roof shapes (e.g., curved, sloped) without compromising structural integrity . Stone tiles, though visually appealing, limit design flexibility due to their weight and fragility . 5. Low Maintenance and High ROI Color aluminum sheets require no painting, sealing, or repairs for decades. In contrast, stone tiles need regular inspections for cracks, moss removal, and grout replacement, costing ¥500–1,000 per year for a 100-square-meter roof . Over 50 years, color aluminum sheets save 92% on maintenance costs compared to traditional tiles .   Conclusion Color aluminum sheet roofs outperform stone tiled roofs in cost, durability, energy efficiency, and sustainability. With lower lifecycle costs, superior weather resistance, and minimal maintenance, they are an ideal choice for modern construction. For a 100-square-meter roof, color aluminum sheets offer 3–4 times higher ROI than stone tiles, making them the smarter long-term investment.  

When it comes to choosing the right trim coil for your construction or renovation project, two popular options often come into the spotlight: PVC trim coil and aluminum trim coil. Each has its own set of characteristics, advantages, and potential drawbacks. Understanding these differences can help you make an informed decision that aligns with your project goals, budget, and aesthetic preferences.     Appearance and Aesthetics​   PVC Trim Coil​   PVC trim coils are available in a wide range of colors and finishes. Some PVC coatings can mimic the look of natural materials like wood grain quite convincingly. This makes it a great choice if you're aiming for a more traditional or rustic appearance. The surface of PVC trim can be smooth or textured, depending on the specific product. However, over time, especially with exposure to sunlight and harsh weather, the color of PVC may fade, altering the initial aesthetic appeal.​ Aluminum Trim Coil​ Aluminum trim coils also offer a diverse color palette, thanks to various coating options such as polyester or PVDF coatings. They can have a sleek, modern look that is highly durable and resistant to fading. Aluminum's natural metallic sheen gives a contemporary and refined appearance. Additionally, aluminum can be finished to have a smooth or textured surface. Some finishes can even imitate the look of wood, but with the added advantage of not being prone to rot or insect damage like real wood.​     Durability and Longevity​   PVC Trim Coil​ PVC is known for its decent durability. It has good resistance to moisture, which helps protect underlying materials from water damage. However, PVC is not as strong as aluminum in terms of structural integrity. In high-impact situations, PVC may crack or break more easily. It also has limitations when it comes to temperature extremes. In very hot weather, PVC can become soft and may warp, while in cold temperatures, it can become brittle. Generally, the lifespan of PVC trim coil is around 5 - 8 years, but this can vary depending on the quality of the product and environmental conditions.​   Aluminum Trim Coil​ Aluminum is a highly durable material. It is extremely resistant to corrosion, making it ideal for use in all types of weather conditions, including coastal areas where saltwater can be a problem. Aluminum trim coils can withstand high winds, hail, and other harsh weather elements without significant damage. It has a high strength-to-weight ratio, meaning it is strong yet lightweight. With proper care and quality coatings, aluminum trim coils can last 15 - 20+ years or even longer, providing long-term value for your project.​   Cost Considerations​ PVC Trim Coil​ PVC trim coils are often more budget-friendly upfront. The raw material cost of PVC is relatively low, and the manufacturing process for PVC trim coils is generally less complex compared to some aluminum manufacturing processes. This makes PVC an attractive option for projects with tight budgets. However, it's important to consider the long-term costs. Due to its shorter lifespan and potential for damage and fading, you may need to replace PVC trim more frequently, which can add up over time.​   Aluminum Trim Coil​ Aluminum trim coils typically have a higher initial cost. The cost of aluminum as a raw material, along with the cost of applying high-quality coatings, contributes to this. However, because of its durability and long lifespan, aluminum can be more cost-effective in the long run. You won't need to invest in frequent replacements or major repairs, saving you money over the life of your project.​   Installation and Workability​ PVC Trim Coil​   PVC trim coils are relatively easy to work with. They are lightweight, which makes them easy to handle during installation. PVC can be cut, bent, and shaped using common hand tools. However, when bending PVC, care must be taken not to apply too much force, as it can crack. The material also has a tendency to expand and contract with temperature changes, so proper installation techniques need to be followed to account for this movement.​   Aluminum Trim Coil​ Aluminum trim coils are also workable, but they may require slightly more specialized tools for cutting and shaping. Aluminum is stiffer than PVC, so more force may be needed for bending. However, its uniform structure makes it predictable to work with. Aluminum does not expand and contract as much as PVC with temperature changes, which can simplify the installation process in terms of allowing for movement.​   Environmental Impact​ PVC Trim Coil​ PVC production can have a relatively high environmental impact. The manufacturing process may involve the use of chemicals that can be harmful to the environment if not properly managed. Additionally, PVC is not as easily recyclable as some other materials. However, there are efforts to improve the sustainability of PVC production, such as using recycled PVC in new products.​   Aluminum Trim Coil​ Aluminum is a highly sustainable choice. It is 100% recyclable, and recycling aluminum requires significantly less energy compared to producing new aluminum from bauxite ore. Using aluminum trim coils in your project can contribute to a more environmentally friendly construction or renovation.​   In conclusion, both PVC trim coil and aluminum trim coil have their own unique qualities. If you're on a tight budget and need a quick, easy-to-install solution with a decent aesthetic for a short to medium-term project, PVC trim coil might be suitable. However, if you're looking for a long-lasting, durable, and more sustainable option that can withstand various weather conditions and maintain its appearance over time, aluminum trim coil is likely the better choice. Consider your project requirements carefully before making a decision.​        

Revolutionize Your Projects with Dingang's Color Aluminum Plates! ​ In 2025, stay ahead of the curve with our top - tier color aluminum plates!

Introduction   In the realm of aluminum alloys, 3004 aluminum alloy stands out as a versatile material widely used in various industries. This article will provide you with a comprehensive understanding of 3004 aluminum alloy, including its composition, characteristics, processing techniques, alloy states, and applications.   Composition   3004 alloy mainly contains magnesium and manganese as its primary alloying elements. It is the go - to material for what is commonly referred to as aluminum - magnesium - manganese plates in architectural decoration and roofing applications.   Characteristics     Feature Description Strength Has higher strength compared to 3003 alloy. Workability Exhibits excellent workability in the annealed state. Heat Treatment Cannot be strengthened through heat treatment. Anodizing Suffers from severe anodizing color differences, thus is generally not suitable for anodizing processing. Processing Technique Due to the presence of magnesium in 3004 alloy, the main processing method is hot - rolling. This technique helps in achieving the desired properties and form of the alloy for different applications.     Aluminum 3004 Chemical Composition     Element Composition Range (%) Aluminum (Al) Balance (≈97.5–98.5%) Manganese (Mn) 1.0–1.5% Silicon (Si) ≤0.35% Iron (Fe) ≤0.7% Magnesium (Mg) ≤0.25% Copper (Cu) ≤0.20% Zinc (Zn) ≤0.25% Other Elements ≤0.15% (each ≤0.05%)     Alloy Alloy Explanation O Annealed to the softest state. H18 Grain - hardened to a fully hard state. H24 Grain - hardened and then annealed to a semi - hard state.   Applications   For 3004 Aluminum Plates   Thermal insulation coils: Provide effective thermal insulation in various construction and industrial settings.   Colored aluminum coils: Used in applications where aesthetic appeal along with the properties of aluminum is required.   Chassis and cabinets: Offer strength and durability for protecting internal components in electronic and mechanical equipment.   Honeycomb panels: Provide lightweight yet strong structural elements in aerospace, automotive, and construction industries.   Curtain wall aluminum plates: Enhance the appearance and weather resistance of building facades.   Patterned plates and orange - peel patterns: Used for decorative purposes or in applications where anti - slip or aesthetic textured surfaces are needed.     For 3004 Aluminum Foil   Aluminum foil meal boxes: Ideal for food packaging due to its barrier properties against oxygen, moisture, and light. Honeycomb cores: Contribute to the lightweight and high - strength characteristics of composite structures. Ventilation ducts: Provide corrosion resistance and durability in ventilation systems.   3004 aluminum alloy is a highly valuable material with a wide range of applications. Whether you are in the construction, manufacturing, or packaging industry, understanding the properties and uses of 3004 aluminum alloy can help you make informed decisions for your projects.     If you are interested in our 3004 aluminum alloy, please leave us a message.

Color Aluminum Sheets vs. Stone Tiles: The Roofing Revolution Unveiling Unmatched Advantages   When it comes to roofing materials, choosing between color aluminum sheets and stone tiles requires a careful evaluation of performance, cost, and sustainability. This article provides a data-driven comparison to highlight the key advantages of color aluminum sheet roofs.       I. Cost-Effectiveness: Lower Initial and Lifecycle Costs 1.1 Initial Installation Cost Color aluminum sheets offer competitive pricing. In 2025, the average cost for color aluminum sheet roofing in China ranges from ¥100–150 per square meter (including materials and labor) . For a 100-square-meter roof, this totals ¥10,000–15,000.   Stone tiles, such as stone-coated metal tiles, have a higher initial cost. A 30-square-meter stone tile roof costs approximately ¥12,000 (including accessories) . Scaled to 100 square meters, this rises to ¥40,000, which is 2.7–4 times higher than color aluminum sheets. 1.2 Long-Term Savings Color aluminum sheets have an exceptional lifespan:   1.2mm thickness: 50–75 years 1.5mm thickness: 100–125 years 2.0mm thickness: 125–150 years .   Stone tiles, while durable, typically last 30–50 years . Over a 50-year period, color aluminum sheets require zero maintenance, whereas stone tiles incur significant repair costs. For example, the Mingzhongdu Drum Tower in Anhui Province spent ¥2.9 million on repairs in 2023, yet tiles fell off again within a year .   II. Superior Durability and Weather Resistance 2.1 Structural Strength Color aluminum sheets are made from 5052-series aluminum alloy with a fluorocarbon coating, providing excellent corrosion resistance and UV stability. They can withstand 12 级强风 (120–150 km/h) and 35mm diameter hailstones .   Stone tiles, though heavy (7–10 kg/m²), are prone to cracking under extreme weather. Their structural integrity declines over time due to water absorption and freeze-thaw cycles . 2.2 Fire Resistance Color aluminum sheets achieve a B1 fire rating (difficult to ignite), suitable for fire-prone areas . Stone-coated metal tiles, while offering better fire resistance (A1 rating), are heavier and require additional structural support .   III. Energy Efficiency and Environmental Benefits 3.1 Thermal Performance Color aluminum sheets with nanocomposite insulation reduce indoor temperatures by 6–8°C in summer and retain heat in winter, cutting energy costs by 30–40% . Stone tiles rely on underlayment for insulation, which is less effective and increases installation complexity . 3.2 Sustainability Recyclability: Aluminum sheets are 100% recyclable, with a scrap value of ¥16,000–23,500 per ton . Low Carbon Footprint: Aluminum production emits 318.37 kg CO₂e per ton , while stone tile manufacturing (e.g., clay firing) is energy-intensive and contributes to higher emissions .   Stone tiles, while partially recyclable, generate more waste during installation and have a higher embodied energy .   IV. Installation Efficiency and Design Flexibility 4.1 Quick Installation Color aluminum sheets are lightweight (3–5 kg/m²) and easy to install. A 100-square-meter roof can be completed in 3–5 days by 2–3 workers . Stone tiles, weighing 7–10 kg/m², require 10–15 days and professional labor . 4.2 Versatile Design Color aluminum sheets come in customizable colors and textures, mimicking traditional tiles while offering modern aesthetics. They adapt to complex roof shapes (e.g., curved, sloped) without compromising structural integrity . Stone tiles, though visually appealing, limit design flexibility due to their weight and fragility .   V. Low Maintenance and High ROI Color aluminum sheets require no painting, sealing, or repairs for decades. In contrast, stone tiles need regular inspections for cracks, moss removal, and grout replacement, costing ¥500–1,000 per year for a 100-square-meter roof . Over 50 years, color aluminum sheets save 92% on maintenance costs compared to traditional tiles .     VI: Conclusion Color aluminum sheet roofs outperform stone tiled roofs in cost, durability, energy efficiency, and sustainability. With lower lifecycle costs, superior weather resistance, and minimal maintenance, they are an ideal choice for modern construction. For a 100-square-meter roof, color aluminum sheets offer 3–4 times higher ROI than stone tiles, making them the smarter long-term investment.     Consult us if you have any need on the painted aluminum for your building construction application.   https://www.cnchangsong.com/alloy-3003-h24-wood-designed-pattern-coating-aluminum-coil-24ga-x-48inch-prepainted-aluminum-sheet-for-building-facades.html   Robert Tang ( Sales Repenstative ) @ Changzhou Dingang Metal Material Co.,Ltd   Email: robert@cnchangsong.com Phone: 0086 159 6120 6328 (whatsapp & wechat)  

Why Is Colored Aluminum Sheet Ideal Material For The Advertsing Board?   When delving into the realm of advertising signs, colored aluminum demonstrates superiority over plastic in multiple crucial aspects. In terms of strength, colored aluminum is significantly more robust. It can withstand various environmental forces such as strong winds, heavy rain, and even minor impacts without easily getting damaged or deformed. This is in contrast to plastic, which may crack or break under similar conditions.   Regarding anti - aging properties, colored aluminum has a distinct edge. It resists the effects of long - term exposure to sunlight, humidity, and temperature variations much better than plastic. Plastic is prone to fading, embrittlement, and degradation over time due to these environmental factors, but colored aluminum maintains its color, shape, and structural integrity for a much longer period.   Finally, the recycling value of colored aluminum is another area where it outshines plastic. Aluminum is highly recyclable, and the recycling process is relatively energy - efficient. Recycling colored aluminum not only conserves natural resources but also reduces the overall environmental impact associated with the production of new materials. On the other hand, plastic recycling can be more complex and less efficient, with some types of plastic being difficult to recycle or even ending up in landfills. All in all, in these key aspects, colored aluminum is a far more favorable choice for advertising signs compared to plastic.     Strength   Colored aluminum has significantly higher mechanical strength than plastic. Aluminum's robust structure allows advertising signs to withstand various external forces, such as strong winds, heavy rain, and impacts. In contrast, plastic signs may deform, crack, or break easily under similar conditions. For instance, in outdoor settings with frequent severe weather, colored aluminum signs maintain their shape and structural integrity, while plastic ones may warp or shatter, compromising the visual appeal and message delivery of the advertisement.     Anti - aging Performance   Colored aluminum exhibits superior anti - aging characteristics. It is highly resistant to ultraviolet (UV) radiation, oxidation, and chemical corrosion. The color - coating on colored aluminum not only provides aesthetic appeal but also acts as a protective layer, preventing the base material from degrading over time. On the contrary, plastic signs are vulnerable to UV rays, which can cause them to fade, become brittle, and lose their luster. Prolonged exposure to sunlight and harsh environmental conditions can quickly render plastic signs unappealing and ineffective, while colored aluminum signs retain their vibrant colors and good condition for a much longer period.     Recycling Value   Colored aluminum has substantial recycling value. Aluminum is one of the most recyclable materials globally. Recycling colored aluminum requires significantly less energy compared to producing new aluminum, making it an environmentally friendly choice. Moreover, the recycling process does not compromise the material's quality, allowing it to be reused in various applications. In contrast, plastic recycling is more complex and often results in a lower - quality recycled product. Many types of plastic are difficult to recycle, and a large portion of plastic waste ends up in landfills or as environmental pollutants. Choosing colored aluminum for advertising signs helps reduce the environmental impact and promotes a more sustainable approach to sign - making.     In conclusion, when considering strength, anti - aging performance, and recycling value, colored aluminum offers distinct advantages over plastic, making it a more reliable, durable, and eco - friendly option for advertising signs.     Welcome to enquiry us if you need the painted aluminum strip coil or aluminum sheet for your advertising board application.   Robert Tang ( Sales Representative ) Email: robert@cnchangsong.com Phone: 0086 159 6120 6328 (whatsapp & wechat) Linkedin: www.linkedin.com/in/coatingaluminum-robert Facebook: www.facebook.com/robert.tang.752  

When it comes to ceiling materials for kitchens and bathrooms, the choice between aluminum and plaster can have long - lasting impacts. A wrong decision might lead to a decade of regret, as the following comparative data reveals. Color Aluminum Ceiling Vs Gypsum Ceiling Durability and Longevity Aluminum ceilings, especially colored aluminum ones, are renowned for their exceptional durability. They are made from corrosion - resistant alloys, which means they can withstand the high humidity and temperature fluctuations common in kitchens and bathrooms. On average, a well - installed aluminum ceiling can last up to 25 - 30 years with minimal maintenance. In contrast, plaster ceilings are more fragile. Exposure to moisture can cause plaster to crack, peel, and even crumble over time. The average lifespan of a plaster ceiling in these high - moisture areas is only 10 - 15 years, and it often requires frequent repairs. Water Resistance In kitchens, where steam from cooking and occasional splashes are inevitable, and bathrooms, which are constantly exposed to water vapor from showers and baths, water resistance is crucial. Colored aluminum ceilings have an inherent advantage in this regard. Their non - porous surface prevents water absorption, ensuring that no water damage occurs even after long - term exposure to moisture. Plaster ceilings, however, are highly absorbent. Once water seeps into the plaster, it can lead to mold growth, staining, and structural weakening. In a study, 80% of plaster ceilings in bathrooms showed signs of water damage within 5 years, while less than 10% of aluminum ceilings had similar issues. Installation and Maintenance Aluminum ceilings are relatively easy to install. Their lightweight panels can be quickly snapped or screwed into place, reducing installation time and labor costs. Maintenance is also a breeze; a simple wipe - down with a damp cloth is usually sufficient to keep them clean. On the other hand, plaster ceiling installation is a more complex and time - consuming process. It involves spreading and smoothing plaster over a framework, which requires skilled labor. Maintenance is also more challenging. Any damage, no matter how small, often requires professional repair, and regular painting is needed to keep the ceiling looking fresh. Aesthetic Appeal While both materials offer aesthetic options, they have different characteristics. Colored aluminum ceilings come in a wide range of colors, finishes, and patterns, providing modern and sleek looks that are suitable for contemporary kitchen and bathroom designs. They can also mimic the appearance of other materials like wood or stone. Plaster ceilings, on the other hand, offer a classic and elegant look, with the ability to create intricate designs and decorative moldings. However, in high - moisture environments, the risk of damage can quickly mar the aesthetic appeal of plaster ceilings. In conclusion, choosing the right ceiling material for kitchens and bathrooms is not a decision to be taken lightly. The data clearly shows that for long - term use, water resistance, and ease of maintenance, colored aluminum ceilings are often the better choice. Making the wrong selection between aluminum and plaster ceilings can not only lead to a less - than - ideal aesthetic but also result in significant costs and hassle over the years.

5754 aluminum sheets belong to the Al - Mg alloy series. Thanks to their outstanding properties, they are widely applied across numerous industries. The following is an in - depth introduction to this material and its advantages from multiple aspects.   Composition and Manufacturing Process   5754 aluminum sheets have aluminum as their base. The primary alloying element is magnesium, with a magnesium content ranging from 2.6% to 3.6%. The remainder consists of aluminum and small amounts of manganese, chromium, titanium, and other elements. These alloying elements are carefully proportioned and processed through multiple steps, including smelting, casting, hot rolling, and cold rolling. This results in the stable structure and properties of 5754 aluminum sheets.   Chemical Composition (Mass Fraction) % for Alloy 5754 Alloy Si Fe Cu Mn Mg Cr Ni Zn Ti Ag B Bi Ga Li Sn V Zr Other Al 5754 0.4(Not exceeding 0.4%) 0.4 0.1 0.5 2.6 - 3.6 0.3 0.2 0.15 - - - - - - - - - 0.05/0.15 Remaining     Thickness of 5754 Aluminum Sheets Alloy Temper Thickness(mm) 5754 O/H111 0.2 - 100   H12/H22/H32/H14/H24/H34/H16/H26/H36 0.2 - 6.0   H18/H28/H38 0.2 - 3.0   H112 6 - 400   F 0.2 - 500   5754 Aluminum Sheets Mechanical properties GB/T3880 Alloy Temper Thickness (mm) Tensile Strength (Rm/Mpa) Yield Strength (Rp0.2/Mpa) Elongation Rate (Not Less Than) 5754 O/H111 0.2 - 0.5 190 - 240 80 12     0.5 - 1.5     14     1.5 - 3.0     16     3.0 - 6.0     18     6.0 - 12.5     18   H12 12.5 - 100     -     0.2 - 0.5 220 - 270 170 4     0.5 - 1.5     5     1.5 - 3.0     6     3.0 - 6.0     7   H22/H32 0.2 - 0.5 220 - 270 130 7     0.5 - 1.5     8     1.5 - 3.0     10     3.0 - 6.0     11   H26/H36 0.2 - 0.5 260 - 305 190 4     0.5 - 1.5     4     3.0 - 6.0     6   H18 0.2 - 0.5 290 250 1     0.5 - 1.5     2     1.5 - 3.0     2   H28/H38 0.2 - 0.5   230 3     0.5 - 1.5 290   3     1.5 - 3.0     4     6.0 - 12.5   100 12     12.5 - 40   90 -   H112 40 - 80 190 80 -     80 - 100     -   F 25 - 150 - - -   Exceptional Performance Advantages   Outstanding Corrosion Resistance:   Due to the presence of magnesium, 5754 aluminum sheets can form a dense oxide film on their surface. This film effectively protects the substrate, enabling the sheets to maintain excellent corrosion resistance even in harsh environments. In the marine engineering field, whether it's for offshore drilling platforms, shipbuilding, or coastal architecture, 5754 aluminum sheets can resist the erosion of seawater, significantly extending the service life.   High Strength: As a medium - strength alloy, the strength of 5754 aluminum sheets is superior to that of pure aluminum. In the automotive manufacturing industry, the use of 5754 aluminum sheets for body structural parts and interior components not only ensures vehicle safety but also achieves lightweight design, improving fuel economy.   Good Machinability: 5754 aluminum sheets possess excellent plasticity, making them easy to bend, stamp, and stretch. In the daily - use products manufacturing field, manufacturers leverage this machining advantage to produce various aluminum containers, meeting the diverse needs of consumers.   Excellent Weldability:   These aluminum sheets have good weldability. After welding, they can maintain strength and corrosion resistance similar to those of the base metal. In the aerospace field, many components are fabricated by welding 5754 aluminum sheets, ensuring the overall performance of aircraft.