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

Applications And Future Development Trends of Colored Coated Aluminum Coils in House Door Manufacturing   As the demand for environmentally friendly, efficient, and durable materials grows in the construction industry, colored coated aluminum coils have emerged as a modern and innovative material widely used in the manufacturing of house doors. This document delves into their applications and future development trends, shedding light on their significance in modern architecture.       Classifications of Doors Based on Usage Scenarios and Industrial Applications   Classification by Usage Scenarios     Usage Scenario Common Door Types Main Materials Features and Applications Residential Entry Doors, Interior Doors Colored Coated Aluminum Coils, Wood Entry doors emphasize security and weather resistance; interior doors focus on aesthetics and eco-friendliness. Commercial Glass Doors, Automatic Doors Glass, Aluminum Alloys Emphasizes modernity and transparency, suitable for malls and offices. Industrial Fire Doors, Security Doors Steel, Colored Coated Aluminum Coils High temperature and impact resistance, ideal for factories and warehouses. Special Locations Bathroom Doors, Cold Storage Doors Plastic, Composite Materials Excellent waterproofing and anti-corrosion; cold storage doors require superior insulation performance.     Classification by Industrial Applications   Industrial Application Common Door Types Main Materials Features and Technical Requirements Manufacturing Industrial Roll-Up Doors, Isolation Doors Colored Coated Aluminum Coils, Steel Requires quick operation and high strength; coated materials resist corrosion and extend service life. Agricultural Facilities Greenhouse Doors, Protective Doors Aluminum Alloys, Composite Materials Focuses on weather resistance and lightweight features; coatings offer excellent UV resistance. Medical Industry Radiation-Resistant Doors, Airtight Doors Lead Plates, Composite Materials Requires special protective features like X-ray shielding and high airtightness. Transportation Garage Doors, Hatch Doors Aluminum Alloys, Steel Emphasizes impact resistance and lightweight construction, facilitating automation and efficient operation. From these classifications, it is evident that aluminum alloys, wood, steel, plastic, and glass dominate door material selection. Below is a comparison of these materials.     Basic Concepts of Colored Coated Aluminum Coils   What are Colored Coated Aluminum Coils?   Colored coated aluminum coils are aluminum products with a layer of specific color and functional coating applied to their surface. These coatings, which can include polyester, fluorocarbon, or other materials, serve dual purposes: functionality and aesthetics. This enhances the aluminum coils' appearance, durability, and eco-friendliness.   Key Features of Colored Coated Aluminum Coils   1. Wide Color Range:   Coating technology supports a variety of colors, catering to personalized design needs.   2. Excellent Weather Resistance:   Coatings effectively resist corrosion and UV exposure, adapting to harsh weather conditions.   3. Lightweight and High Strength:   Easy to transport and install, with good impact resistance.   4. Eco-Friendly and Recyclable:   Aluminum is 100% recyclable, aligning with green building principles.   5. Flexible Processing:   Suitable for various manufacturing techniques, enabling diverse design options.     Material Comparison Table   Material Type Price Service Life Appearance Quality Characteristics Colored Coated Aluminum Coils Medium-High 15-20+ Years Rich colors, highly customizable Lightweight, corrosion-resistant, excellent eco-performance Wood Medium 5-10 Years (with maintenance) Natural texture, limited color options Prone to moisture and deformation, requires frequent maintenance Steel High 10-15 Years Single metallic color, limited design Heavy, susceptible to rust, requires protective treatments Plastic (PVC) Low 5-8 Years (ages easily) Diverse colors, lower texture quality Low strength, prone to aging over time Glass High 10-15 Years Transparent, modern aesthetic Fragile, poor insulation performance     Applications of Colored Coated Aluminum Coils in Door Manufacturing   Surface Treatment and Color Options   Advanced coating technologies allow for a variety of colors and textures, enhancing door designs. For example, they can mimic wood grain, achieve metallic finishes, or create unique patterns to suit different architectural styles.   Forming and Processing Techniques   The exceptional ductility of aluminum coils enables them to be processed into various shapes through pressing and bending, meeting the diverse demands of modern architecture. Their precision ensures structural stability and aesthetic appeal.   Corrosion and Weather Resistance   The coatings on aluminum coils effectively shield them from moisture, salt spray, and chemicals, making them especially suitable for coastal and high-humidity environments. Additionally, their UV resistance helps maintain color stability under prolonged sunlight exposure.     Future Development Trends   Technological Innovation and Material Upgrades   Future advancements will focus on functional coatings, such as antibacterial, fire-resistant, and UV-resistant properties, to meet broader application needs. Nanotechnology and new coating materials will further enhance aluminum coil performance.   Digitalization and Smart Manufacturing   Smart manufacturing will optimize the production process, implementing end-to-end digital management from design to final products, improving efficiency and quality.     Conclusion   Colored coated aluminum coils, with their eco-friendliness, durability, and design flexibility, have become essential in house door manufacturing. As technological advancements and market demand evolve, their application scope and potential will continue to expand, offering more possibilities for modern architecture.   Contact us to know more about the color coated aluminum coil product.   Changzhou Dingang Metal Material Co.,Ltd www.cnchangsong.com robert@cnchangsong.com Wechat&whatsapp: 0086 159 6120 6328  

In the world of rainwater drainage systems, aluminum alloy rainwater downspouts have gained significant popularity in recent years. Their widespread adoption is not by chance but is instead the result of a combination of advantageous properties and practical benefits. Let's delve into the reasons behind their soaring popularity.When it comes to constructing a durable and efficient rainwater drainage system, the choice of material for downspouts is crucial. Aluminum alloys have emerged as a popular choice due to their corrosion resistance, lightweight nature, and versatility. But which specific aluminum alloy is the best fit for producing rainwater downspouts? Let's explore the options.     Exceptional Corrosion Resistance​ One of the most compelling reasons for the popularity of aluminum alloy downspouts is their remarkable corrosion resistance. Aluminum naturally forms a thin, yet robust, oxide layer on its surface when exposed to air. This oxide layer acts as a protective shield, preventing the underlying metal from direct contact with water, oxygen, and other corrosive elements present in rainwater.​ Rainwater often contains impurities such as dissolved salts, acids from air pollutants, and organic matter. Traditional materials like iron or unprotected steel would quickly succumb to rust and corrosion under such conditions. In contrast, aluminum alloy downspouts can withstand these elements for decades, ensuring a long - lasting and reliable drainage solution. This corrosion resistance is particularly crucial in coastal areas, where the high salt content in the air and rainwater can accelerate the corrosion process of less - resistant materials.   Lightweight and Easy to Install​ Aluminum alloys are known for their lightweight nature, which is a major advantage when it comes to installing rainwater downspouts. Compared to heavier materials like cast iron or copper, aluminum alloy downspouts are much easier to handle, transport, and install.​ The reduced weight not only makes the installation process faster and more efficient but also requires less labor and equipment. This results in lower installation costs, making aluminum alloy downspouts an attractive option for both DIY enthusiasts and professional contractors. Additionally, the lightweight property of aluminum alloys allows for easier maneuverability around complex architectural features, such as corners, eaves, and multi - level buildings.   High Mechanical Strength​ Despite their lightweight, aluminum alloy rainwater downspouts offer impressive mechanical strength. They can withstand the force of flowing water, even during heavy rainstorms, without deforming or breaking. The alloying elements in aluminum, such as magnesium, silicon, and manganese, enhance its strength and durability.​ Rainwater downspouts need to endure the impact of debris, such as leaves, twigs, and small branches, that may be carried by the water. Aluminum alloys, with their high yield strength, can resist these impacts and maintain their structural integrity. This ensures that the downspouts continue to function properly, preventing water damage to the building's foundation, walls, and landscaping.   Design Flexibility and Aesthetic Appeal​ Aluminum alloy downspouts offer a high degree of design flexibility. They can be easily extruded, bent, and shaped into various profiles and sizes to fit different architectural styles and drainage requirements. Whether it's a modern, sleek - looking building or a traditional, historic structure, aluminum alloy downspouts can be customized to blend in seamlessly.​ Moreover, aluminum alloy downspouts are available in a range of finishes, including painted, anodized, and powder - coated options. These finishes not only enhance the visual appeal of the downspouts but also provide an additional layer of protection against corrosion. The ability to match the color and finish of the downspouts to the building's exterior further contributes to the overall aesthetic harmony of the property.   Cost - Effectiveness in the Long Run​ While the initial cost of aluminum alloy downspouts may be slightly higher than some cheaper materials like PVC, they prove to be cost - effective in the long term. Their long lifespan, due to corrosion resistance and high mechanical strength, means fewer replacements and repairs over time.​ The low maintenance requirements of aluminum alloy downspouts also contribute to cost savings. Unlike some materials that need regular painting, cleaning, or treatment to prevent corrosion, aluminum alloy downspouts only require occasional cleaning to keep them in optimal condition. Additionally, their lightweight nature reduces installation costs, further adding to their overall cost - effectiveness.   Environmentally Friendly Option​ In an era of increasing environmental awareness, aluminum alloy rainwater downspouts stand out as an environmentally friendly choice. Aluminum is a highly recyclable material, and a significant portion of the aluminum used in manufacturing downspouts is recycled. Recycling aluminum requires only a fraction of the energy needed to produce new aluminum from bauxite ore, reducing the overall carbon footprint.​ Furthermore, the long lifespan of aluminum alloy downspouts means less waste generation over time. This aligns with the principles of sustainable construction and makes aluminum alloy downspouts an attractive option for environmentally conscious homeowners and builders.​ In conclusion, the popularity of aluminum alloy rainwater downspouts can be attributed to their corrosion resistance, lightweight nature, high mechanical strength, design flexibility, cost - effectiveness, and environmental friendliness.   These combined advantages make them a top choice for anyone looking to install a reliable, durable, and aesthetically pleasing rainwater drainage system.    

Why Is Aluminum Alloy 5052 So Much More Expensive Than 3003 And 1100 Series Alloys?   The pricing of aluminum alloys can vary based on several factors, including the availability of raw materials, manufacturing processes, demand and supply dynamics, and specific alloy properties.   Here are some general insights into why aluminum alloy 5052 might be more expensive compared to 3003 and 1100 series alloys:   Alloy Composition: Aluminum alloy 5052 contains additional alloying elements such as magnesium (Mg) and chromium (Cr), which enhance its strength and corrosion resistance compared to 3003 and 1100 series alloys. The addition of these elements increases the cost of raw materials and the complexity of the manufacturing process, contributing to the higher price. Strength and Performance: Alloy 5052 offers better mechanical properties and higher tensile strength compared to 3003 and 1100 series alloys. It is often used in applications that require greater strength and resistance to harsh environments, such as marine components, structural parts, and pressure vessels. The increased performance capabilities of 5052 make it a preferred choice in certain industries, leading to higher demand and potentially higher prices. Market Demand and Supply: The demand for different aluminum alloys can fluctuate based on market trends, industry requirements, and economic factors. If there is a higher demand for aluminum alloy 5052 compared to 3003 and 1100 series alloys, the price of 5052 may rise due to supply and demand dynamics. Manufacturing Complexity: The production of aluminum alloy 5052 involves more complex manufacturing processes, such as casting, rolling, and heat treatment, compared to the simpler processes used for 3003 and 1100 series alloys. These additional manufacturing steps can increase production costs, contributing to the higher price of 5052.   It's important to note that the pricing of aluminum alloys is subject to change over time and can be influenced by various factors specific to each market and region. Therefore, it's advisable to consult current market data or industry experts for the most accurate and up-to-date information on the pricing differentials between aluminum alloy 5052, 3003, and 1100 series alloys.   If you are intereted in and need the colord aluminum coil/sheet,pls feel free to contact us with your detailed spec requirements. We shall be glad to offer you our lowest quotation and quality goods upon receiption of your detailed needs.   Changzhou Dingang Metal Material Co.Ltd. Robert  (Marketing Manager) robert@cnchangsong.com Phone: 0086 159 6120 6328 (whatsapp/wechat) www.cnchangsong.com / www.prepaintedaluminium.com    

Kynar 500 PVDF Paint Coating Aluminum Sheet Which Widely Used Building Constrcution Roofing&Facade Due To The Excellent Weathering Property Kynar 500 is the coating of choice for metal surfaces. It is the epitome of corrosion, weathering and chalking resistance, enhancing the durability and aesthetics of metals. Kynar 500 coatings are the solution for metal surfaces such as aluminium profiles, aluminium sheets, steel plates, etc. They provide long-term resistance to corrosion and deterioration. The coating slows down the fading of metal surfaces and keeps the colour bright for a long time. This is why Kynar 500 is widely used in commercial and industrial fields. In the construction sector, Kynar 500 coatings were initially used on metal curtain walls of high-rise buildings and large industrial parks. As technology advances and demand grows, the range of applications for Kynar 500 coatings has expanded. It is now used in aluminium profiles for windows, shopfitting and other scenarios. Kynar 500-based coatings have been used in a wide range of buildings, including airports, shopping malls, banks, churches, gymnasiums, office buildings, hotels and restaurants. They demonstrate long-lasting and durable properties. "PVDF Paint Coated Aluminum" typically refers to aluminum materials coated with polyvinylidene fluoride (PVDF) resin paint. PVDF is a high-performance fluorocarbon paint that exhibits excellent weather resistance, corrosion resistance, and UV resistance, thus it is often used in building exterior walls, curtain walls, roofs, and indoor and outdoor decoration fields. Aluminum materials themselves possess good plasticity and strength, and the application of PVDF paint further enhances their aesthetics and durability. This coating can protect aluminum materials from erosion caused by harsh weather and environmental conditions, such as rainwater, sunlight, and chemical corrosion. PVDF-coated aluminum materials not only have a beautiful appearance and long-lasting color but are also easy to maintain and clean. Additionally, they possess excellent fire resistance properties, meeting building safety standards.   Overall, PVDF Paint Coated Aluminum is a material that combines the practicality of aluminum with the superior performance of PVDF paint, widely used in modern architecture and decoration fields. Dingang's PVDF paint coating aluminum sheet is definately your building's roofing and facade ideal metal material choise. For know more about our PVDF paint coated aluminum product,here's Dingang's PVDF painted aluminum product introduction.   https://www.prepaintedaluminium.com/sale-43177825-24-gauge-x-48-inch-aluminum-alloy-3105-pvdf-paint-pre-painted-aluminum-coil-for-building-roofing-fac.html   Changzhou Dingang Metal Material Co.,Ltd   Robert Tang Email: robert@cnchangsong.com Phone: + 0086 159 6120 6328 (whatsapp / wechat)      

Why is the 3105 aluminium alloy the most popular material used for metal roofing and guttering?     The 3105 aluminium alloy is highly regarded as a material for metal roofing and guttering due to its unique combination of properties and characteristics. Here are some reasons why it is so popular:     Excellent corrosion resistance: The 3105 aluminium alloy exhibits excellent corrosion resistance, particularly in damp and high-salinity environments. This ensures that it can withstand the rigors of weather conditions and maintain its integrity over time.   Lightweight yet strong: Aluminium alloys are generally lightweight, but the 3105 alloy offers a good balance between weight and strength. This makes it suitable for roofing and guttering applications where weight reduction is desired but structural integrity is crucial.   Ease of processing: The 3105 aluminium alloy is easily processed, including rolling, bending, and welding. This allows for efficient and cost-effective manufacturing of roofing panels and gutter systems, with minimal waste.   Durability and longevity: The alloy's corrosion resistance and mechanical properties contribute to its long-term durability. Metal roofing and guttering made from 3105 aluminium alloy can last for decades with proper maintenance.   Aesthetic appeal: Aluminium roofing and guttering come in a variety of finishes and colors, providing a sleek and modern look to buildings. The 3105 alloy can be coated or painted to enhance its visual appeal and match the desired architectural style.   Eco-friendliness and recyclability: Aluminium is a highly recyclable material, making it a sustainable choice for roofing and guttering. Used aluminium roofing and guttering can be recycled and reused, reducing waste and environmental impact.   Cost-effectiveness: While the initial cost of aluminium roofing and guttering may be higher than some other materials, its long-term durability and low maintenance requirements offset these costs over time.     Overall, the 3105 aluminium alloy offers a unique combination of properties that make it an ideal choice for metal roofing and guttering applications. Its corrosion resistance, lightweight yet strong nature, ease of processing, durability, aesthetic appeal, eco-friendliness, and cost-effectiveness contribute to its widespread popularity.   #aluminumroofingsheet #aluminumguttercoil #coloredaluminumcoil    https://www.prepaintedaluminium.com/sale-43862998-0-75mm-x-48-alloy-3105-kynar-pvdf-matte-grey-ral-7046-color-pre-painted-aluminum-coil-for-aluminum-r.html   https://www.prepaintedaluminium.com/sale-43876289-alloy-3105-ral-7035-grey-color-26-gauge-0-50mm-thick-350mm-wide-pe-pre-painted-aluminum-coil-for-alu.html       Dingang - The Professional Manufacturer On The 3105 Aluminum Alloy Color Coating Aluminum Coil / Sheet Since 2002   Welcome to enquiry us if you have any demand on the coating aluminum coil / sheet material. Changzhou Dingang Metal Material Co,Ltd. Robert Tang (Marketing Director) robert@cnchangsong.com +86 159 6120 6328 (whatsapp / wechat)    

The Application of Aluminum Bottle Caps in Real Life And The Attention of Quality Requirements for Aluminum Materials During The Production of Color-coated Aluminum Sheets for Aluminum Bottle Caps     Aluminum bottle caps are extensively utilized in various industries, prominently in the beverage and pharmaceutical sectors. These caps serve as essential closures for sealing bottles of different materials, including glass and plastic, ensuring the preservation of the contents' freshness, quality, and safety. Due to the inherent properties of aluminum, such as versatility, durability, and excellent barrier capabilities, it is an ideal material choice for bottle caps. Additionally, aluminum bottle caps can be customized with a wide range of colors, designs, and printing options to enhance branding and visual appeal. Overall, aluminum bottle caps play a pivotal role in maintaining product integrity and consumer satisfaction in everyday life.         Attention to Quality requirements for aluminum materials during the production of color-coated aluminum sheets for aluminum bottle caps:   Quality of Aluminum Base Material: Ensuring high-quality aluminum base material is essential as it directly impacts the performance and durability of the final product. The aluminum base material should meet specific purity standards and possess uniform chemical composition to ensure optimal strength, toughness, and corrosion resistance.   Coating Adhesion: Adequate adhesion of the coating to the aluminum base material is crucial to prevent peeling or delamination. Proper pretreatment and coating processes should be employed to achieve strong bonding between the coating and the substrate, ensuring long-lasting adhesion.   Color Consistency: Consistency in color throughout the production process is vital to avoid variations within the same batch or order of color-coated aluminum sheets. Strict control over coating formulation, processing parameters, and environmental conditions is necessary to maintain uniform color consistency.   Surface Quality: The surface of color-coated aluminum sheets should be smooth, uniform, and free from any defects or imperfections. Regular inspection and quality control measures must be implemented during production to ensure that the surface meets desired quality standards.   Coating Durability: The coating applied to aluminum sheets should exhibit excellent durability to withstand various environmental factors, including wear, abrasion, and chemical exposure. High-quality coatings and advanced application techniques should be employed to enhance the longevity and performance of the coating.   Thickness and Dimension Control: Precise control over the thickness and dimensions of color-coated aluminum sheets is crucial to meet specific customer requirements. Utilization of precise manufacturing equipment and stringent quality control procedures is essential to ensure dimensional accuracy and consistency.   Compliance with Environmental Standards: Adherence to environmental standards and regulations during production is imperative to ensure the safety and sustainability of the product. The use of environmentally friendly materials and adoption of eco-friendly production practices are necessary to minimize environmental impact.   In summary, maintaining strict adherence to quality requirements for aluminum materials during the production of color-coated aluminum sheets for aluminum bottle caps is essential to ensure the quality, performance, and reliability of the final product, thereby meeting customer expectations and regulatory standards.   Check our introduction of Dingang's Food Grade Pre-painted Aluminum Coil For Wine Caps Making. https://www.prepaintedaluminium.com/sale-11103824-alloy-8011-h14-silver-color-coated-aluminum-sheet-0-23mm-thick-food-grade-pre-painted-aluminum-coil-.html   Contact us to know more about the food grade coating aluminum product.   Changzhou Dingang Metal Material Co.,Ltd Robert Tang (Marketing Director) Email: robert@cnchangsong.com Mob: + 0086 159 6120 6328 (Wechat / Whatsapp)

How to distinguish color-coated aluminum coils made of 3003 and 3105 aluminum alloy coils?     Recently, we received a sample of color-coated aluminum coils from a foreign customer and asked us to test the alloy state of the sample after receiving the sample. Let's tell them whether the alloy is 3003 or 3105. However, as an ordinary buyer, it is very difficult to identify the alloy composition. As a manufacturer of color coatings, we are here to provide a more detailed identification method.After all, there is still a considerable price difference between the two alloys 3003 and 3105.Effectively identifying the differences between the two alloys can greatly reduce excessive losses caused by the buyer's inability to distinguish.     Distinguishing between color-coated aluminum coils made of 3003 and 3105 aluminum alloy coils might require a closer inspection and sometimes specialized testing.   Here are several methods that can help differentiate between the two: 1. Alloy Identification: Alloy Markings: Look for any markings or labels on the coils that specify the alloy type. Manufacturers often label the coils with the alloy number. 2. Chemical Composition: Laboratory Analysis: If possible, send samples for chemical analysis in a laboratory to determine the exact composition of each alloy. This provides accurate results but may require professional testing equipment. 3. Physical Properties: Hardness Testing: 3105 aluminum typically has slightly higher hardness compared to 3003. A hardness test could help distinguish between the two. Strength Comparison: 3105 alloy generally exhibits higher strength than 3003. A mechanical test could reveal differences in strength properties. 4. Visual Inspection: Color and Appearance: While both alloys can have similar coatings, sometimes there might be slight differences in color or appearance. However, these differences might be subtle and require a trained eye to distinguish. 5. Consultation and Expert Opinion: Manufacturer or Supplier Guidance: Reach out to the manufacturer or supplier for guidance. They may have distinctive knowledge about their products that can help you identify the specific alloy. 6. Industry Standards and Specifications: Check Specifications: Reference industry standards or specifications that outline the differences between 3003 and 3105 aluminum alloys for coated coils. 7. Professional Testing: Material Testing Labs: Consider employing the services of material testing labs or professionals who specialize in metal analysis and can provide accurate results. 8. Comparative Testing: Side-by-Side Comparison: If available, compare known samples of 3003 and 3105 aluminum alloy coils side by side to identify any discernible differences.   It's essential to note that distinguishing between these two aluminum alloys might be challenging solely through visual inspection. For accurate identification, especially in industrial or commercial applications where precision matters, consulting with experts or conducting specialized tests might be necessary.  

How To Choose Color Coated Corrugated Aluminum Roofing Sheet?     Choosing the right color-coated corrugated aluminum roofing sheet involves considering several factors to ensure it meets your requirements and preferences. 1) Material Quality: Opt for high-quality aluminum sheets that are corrosion-resistant and durable. Check for coatings that provide additional protection against weathering. 2) Coating Type: Choose the appropriate coating based on your location and climate. Common coatings include polyester, silicone-modified polyester (SMP), polyvinylidene fluoride (PVDF), and plastisol. PVDF coatings are known for their exceptional durability and color retention. 3) Thickness and Gauge: The thickness of the aluminum sheet is crucial for its strength and longevity. Consider the gauge (thickness) options available and choose one that suits your structural requirements. 4) Profile and Design: Corrugated sheets come in various profiles and designs. Consider the aesthetic appeal and the functionality of the chosen profile. Some profiles may be more suitable for specific weather conditions. 5) Color Selection: The color of the roofing sheet is a significant aesthetic consideration. Choose a color that complements the overall design of your building and blends well with the surroundings. Additionally, consider lighter colors if you want to reflect more sunlight and heat. 6)  Installation Requirements: Consider the installation requirements of the specific type of corrugated aluminum roofing sheet you choose. Some profiles may have specific installation guidelines that need to be followed for optimal performance.   Contact us to know more about Pre-painted corrugated aluminum sheet   Changzhou Dingang Metal Material Co.,Ltd www.cnchangsong.com / www.prepaintedaluminium.com   Robert Tang (Market Sales Director) Email: robert@cnchangsong.com  Phone: +0086 159 6120 6328 (whatsapp / wechat)

What is the difference between PE-coated aluminum and PVDF-coated aluminum?   PVDF coated aluminium and PE coated aluminium are both common coated aluminium materials, they have certain differences in nature, application and service life. The characteristics and differences of these two types coated aluminium materials will be introduced in detail below.   1. PVDF Coated PVDF coated aluminum is a kind of coloured aluminum material based on polyvinylidene difluoride (PVDF), which has the following characteristics: Strong corrosion resistance: PVDF coated aluminum has good corrosion resistance and can resist the erosion of acid and alkali and other chemical substances, which is suitable for making chemical equipments, pipelines, containers and so on. High mechanical strength: PVDF coated aluminum has high mechanical strength and hardness, able to withstand greater pressure and impact, suitable for making mechanical parts, tools and so on. Good performance of high temperature resistance: PVDF coated aluminum has good performance of high temperature resistance, able to maintain stability in high temperature environment, suitable for making kitchen utensils, ovens, etc.. It is suitable for the occasions that need to withstand greater pressure, impact and high temperature. 2. PE Coated PE coated aluminum is a kind of coloured aluminum material based on polyethylene (PE), which has the following characteristics: Light weight: PE coated aluminum has a lower density, which makes the product lighter and suitable for making lightweight and portable products. Lower price: Compared with PVDF coated aluminium, PE coated aluminum has a lower price, which is suitable for occasions where costs need to be controlled. Compared with PVDF coated aluminum, PE coated aluminum has the characteristics of light weight, good flexibility and lower price, which is suitable for making light weight and good flexibility products. At the same time, PE coloured aluminium also has better corrosion resistance and high temperature resistance, but compared with PVDF coloured aluminium, it is slightly inferior.     To sum up, PVDF coated aluminum and PE coated aluminum have their own characteristics, and you can choose the suitable coated aluminum material according to the different needs of application scenarios. If you need to withstand greater pressure, impact and high temperature, you can choose PVDF coated aluminium; if you need to make lightweight, flexible products, you can choose PE coated aluminium. At the same time, according to the requirements of budget and service life, you can also choose the appropriate material.   Professional Manufacturer Of PE Coated Aluminum Coil / PVDF Coated Aluminum Sheet --- Changzhou Dingang Metal Material Co.,Ltd   Contact us to know more about Aluminum. www.cnchangsong.com Robert Tang （ Sales Director） robert@cnchangsong.com + 0086 159 6120 6328 (whatsapp / wechat)  

Why is the wood grain side facing up when it is produced, but when the customer receives the roll, the wood grain side is facing down?   Recently, we have received feedback from customers in South America about woodgrain coatd aluminum coil information. The general situation is as follows: According to the contract ordering requirements, customer-customized double side color coated aluminum coils have a wood grain color on the front and a customer-specified color on the back.   Our company ordered materials for bulk production in full compliance with customer requirements. During the bulk production process, our salespersons and workshop quality inspectors were very cautious about the production of this batch of goods, and have repeatedly warned about the coating requirements for paint.   However, when the customer received the coils two months later, They complained that why wood grain on the back side , and the signle black color on top side.   This situation made both us and the customer very confused. Therefore, the customer was very angry with our company and requested return of all the coils they received.     Does magic happened during transportation? We strictly tracked the goods and made a detailed understanding of it. We found where it happened the problem.   After we signed the contract, our company gave the production strictly in accordance with the requirements of the contract. There was no problem in it. After the production of our company was completed, it was also delivered to the designated location required by the customer in accordance with the requirements. The problem occurred in At this designated location, because the customer performs secondary processing and cutting of the goods at the designated location, the customer did not know the conditions of the processing during the secondary cutting process. During the processing, the production workshop did not notify the customer of the winding instructions. Communication was required, but the winding was carried out according to the workers' self-winding habits. The problem just happened here, resulting in rewinding during the secondary processing. Furthermore, when the goods arrived at the hands of the final customer, the colors were reversed.   Therefore, after the problem was discovered, our company analyzed and summarized the problem, and further refined the ordering and shipment inspection process in the later stage. If there is secondary processing, we must make a report on the customer's factory inspection.Otherwise, related risks and disputes might easily happen.   Lastly, is there any substantial quality problem with the final use of the large roll of the coating surface being reversed? In fact, this is not the case. In the actual use of coated aluminum coils, there will inevitably be an unwinding process. During the unwinding process, it can be unrolled and placed according to the actual use process, there will be no substantial quality problems happen.   But as a supplier or buyer, it is best for us to ensure the consistency of delivery of goods. Minimize unnecessary differences or misunderstandings between two parties due to such non-quality issues.       Contact us to know more about the color aluminum coil product.   Robert Tang  (Sales Diector)   CHANGZHOU DINGANG METAL MATERIAL CO.,LTD Address: Building 2,ZhiXin Business Plaza,No.25 North Street,ZhongLou District,Changzhou,Jiangsu,China Website: www.cnchangsong.com / www.prepaintedaluminium.com Email: robert@cnchangsong.com Phone: +86 15961206328 （whatsapp/wechat） Facebook: www.facebook.com/robert.tang.752 Linkedin: www.linkedin.com/in/coatingaluminum-robert