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Ningbo Zhongbang Aluminium Co., Ltd.
Ningbo Zhongbang Aluminium Co., Ltd.
Excellent product with exquisite craftsmanship

We have been a good brand choice for numerous partners, look forward to your joining.

What We do

Providing Full Range of High Services Solution Worldwide

Ningbo Zhongbang Aluminium Co., Ltd. is

China aluminium strip Manufacturers and Wholesale aluminium oval Suppliers

.It committed to providing you with reliable quality and service. We specialize in aluminium processing and manufacturing, specializing in various brands of aluminium circles, aluminium ovals, aluminium sheets, aluminium strips and aluminium coils, serving a wide range of aluminium applications, including kitchenware, new energy vehicle battery cases, industrial, building materials and so on. Our Chinese factory is located in Cixi, Ningbo, 30 kilometres from Ningbo port, with extremely convenient trade and shipping conditions.

Zhongbang has obtained ISO9001:2015 and TS16949 certifications, and has a good performance in independent innovation. Through unremitting efforts, Zhongbang has become more and more outstanding, daring to break through the established standards in the industry and face the competition head-on.

Ningbo Zhongbang Aluminium Co., Ltd. Ningbo Zhongbang Aluminium Co., Ltd.
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  • High-quality raw materials

    The manufacturer has sufficient stock, stable delivery

  • Advanced production technology

    Scientific management, exquisite craftsmanship, quality assurance

  • Unique invention patent

    Obtained a number of invention patents, with great technical advantages

  • Professional customer service

    Perfect customer service system to ensure customer satisfaction

What We Offer

Equipment

Applicable to a variety of industries

Our products cover many application fields

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  • Hot Rolling Machine
    01

    Hot Rolling Machine

  • Plate Ingot
    02

    Plate Ingot

  • Hardness Test
    03

    Hardness Test

  • Simulated Stretching Equipment
    04

    Simulated Stretching Equipment

  • Tunnel Annealing Furnace
    05

    Tunnel Annealing Furnace

  • Tunnel Annealing Furnace2
    06

    Tunnel Annealing Furnace2

LATEST NEWS

  • What is the process of aluminum sheet conducting electricity?
    What is the process of aluminum sheet conducting electricity? 2024-09-27

    Aluminum Sheet is widely used in electronic, electrical and industrial equipment due to its excellent conductivity. Understanding the process of aluminum sheet conducting electricity can help us better utilize the characteristics of this material and ensure high efficiency and reliability in practical applications. The following will discuss in detail the basic principles of aluminum sheet conduction, influencing factors and the conduction process in practical applications. 1. Conductive PrincipleAluminum is a metal material that contains free electrons in its atomic structure. These free electrons can move freely in the metal lattice to conduct current. The conductivity of aluminum is determined by the fewer outer electrons in its atoms and the metal bonding characteristics. When electrons move in the lattice, they can effectively transfer charge.Aluminum has a relatively high conductivity, about 60% of electrical copper. Although aluminum is not as conductive as copper, its lightweight and corrosion resistance make it a preferred material in many applications. 2. Conductive ProcessThe conductive process of aluminum sheet mainly includes the following steps.Voltage application: Apply voltage to both ends of the aluminum sheet to form an electric field. This electric field causes the free electrons in the aluminum sheet to be acted upon and begin to move in the direction of the electric field.Electron migration: When an electric field is applied, free electrons migrate from the negative electrode to the positive electrode. During this process, electrons collide with aluminum atoms, but due to the metallic properties of aluminum, these collisions do not result in significant loss of current.Current flow: As free electrons continue to migrate, current is formed in the aluminum plate. The electrical conductivity of aluminum allows the current to flow smoothly through the material, providing stable power.Heat generation: During the conduction process, a certain amount of heat is generated inside the aluminum plate due to collisions between electrons and atoms. This is the result of part of the electrical energy being converted into thermal energy. The good thermal conductivity of aluminum helps to quickly dissipate this heat and avoid overheating of the material. 3. Factors affecting conductivityThe electrical conductivity of aluminum plates is affected by several factors.Alloy composition: The different alloy compositions of aluminum affect its conductivity. For example, aluminum alloys containing other metal elements (such as manganese, magnesium, etc.) generally have higher strength, but the conductivity may be slightly reduced.Temperature: Temperature has a significant effect on the conductivity of aluminum. Generally speaking, the conductivity of aluminum decreases when the temperature rises, because high temperatures cause atomic vibrations to intensify and electron migration is hindered.Surface treatment: The surface treatment of aluminum sheets (such as oxidation, coating, etc.) will affect their conductivity. Although the oxide film can enhance corrosion resistance, it will reduce conductivity. Therefore, in electrical connections, it is necessary to ensure that the contact surface is clean and free of oxide layer.Thickness and size: The thickness and size of the aluminum sheet will also affect the conductivity. Thicker aluminum sheets have lower resistance, but in some applications, the flexibility and adaptability of thin sheets may be more advantageous. The conductive process of aluminum sheets is a complex and efficient current transmission process, and its basic principles and influencing factors are crucial to practical applications. With the continuous advancement of technology, the conductive properties of aluminum sheets will be further optimized, broadening its application prospects in the electronic and electrical fields. By understanding the conductive mechanism of aluminum sheets, manufacturers and engineers can better utilize this material and improve the performance and reliability of products.

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  • What is the forming process of Aluminium Circle 1000 series?
    What is the forming process of Aluminium Circle 1000 series? 2024-09-20

    The high purity and excellent physical properties of Aluminium Circle 1000 series have been widely used in various industries. Its forming process is a key link to ensure product quality and performance. The forming process of 1000 series aluminum circles will be described in detail below. 1. Raw material preparationThe first step in the forming process is the preparation of raw materials. 1000 series aluminum circles mainly use high-purity aluminum ingots as raw materials. The chemical composition of the aluminum ingots must meet the corresponding standards to ensure that the purity of aluminum reaches more than 99%. The selection of materials is crucial. Suitable raw materials can improve the performance of the finished product and reduce the generation of waste in subsequent processing. In the preparation stage, the aluminum ingots need to be cleaned to remove oxides and impurities on the surface. This process helps to improve the efficiency of subsequent processing and the quality of the finished product. 2. Heat treatmentAfter cleaning, the aluminum ingots usually need to be heat treated. The purpose of heat treatment is to improve the organizational structure of aluminum and make it easier to form in subsequent rolling and stamping processes. The specific temperature and time of heat treatment are adjusted according to the specifications and forming requirements of the aluminum ingot.After heat treatment, the aluminum ingot will soften, so that it can better withstand stress during rolling and stamping, thereby avoiding cracks and deformation. This link is one of the key factors to ensure the quality of aluminum disc forming. 3. RollingAfter the heat treatment is completed, the aluminum ingot enters the rolling process. Rolling is divided into hot rolling and cold rolling. The specific choice depends on the requirements of the finished product and subsequent applications.Hot rolling: rolling at high temperature, mainly used for the initial forming of aluminum ingots. Hot rolling can effectively reduce the yield strength of aluminum, making it easier to shape, and is usually used to make thicker aluminum plates.Cold rolling: rolling at room temperature, used to further thin the aluminum plate and improve its surface quality and mechanical properties. During the cold rolling process, the aluminum sheet will undergo multiple rolling to achieve the required thickness and width.The rolled aluminum sheet is usually cut into the required size by shearing to prepare for subsequent stamping. 4. StampingStamping is the most important step in the forming process of aluminum discs. After rolling, the aluminum sheets will be fed into the stamping machine for punching and cutting to form standard aluminum discs. The stamping process involves multiple steps, including positioning, punching and unloading.Positioning: Before stamping, the aluminum sheets need to be accurately positioned to ensure that the size and shape of each aluminum disc are consistent. The positioning device usually includes a clamp and a guide device.Punching: The aluminum sheet is cut into a circle by applying pressure through the punch of the stamping machine. The speed and pressure of punching need to be adjusted according to the thickness and material of the aluminum sheet to ensure that the cut is smooth and burr-free.Unloading: After stamping, the aluminum discs will be collected by the automatic unloading device for subsequent processing. 5. Surface treatment and inspectionAfter stamping, the aluminum discs usually need to be surface treated, such as cleaning, deoxidation film and coating. This process can improve the appearance quality of the aluminum discs, and also enhance their corrosion resistance and service life.After surface treatment, aluminum discs need to undergo rigorous inspection to ensure that their size, thickness, appearance and other indicators meet the standards. Common inspection methods include visual inspection, measurement and laboratory testing.

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  • What factors affect the thermal conductivity of Aluminum Coil?
    What factors affect the thermal conductivity of Aluminum Coil? 2024-09-13

    Aluminum Coil is widely used in electronics, aviation, automotive and other industries due to its excellent thermal conductivity. In these applications, good thermal conductivity can ensure the safety and performance of the equipment. However, the thermal conductivity of aluminum coils is affected by a variety of factors, and understanding these factors can help optimize the design and use of the product. 1. Material PurityThe thermal conductivity of aluminum coils is closely related to the purity of its material. The thermal conductivity of high-purity aluminum is better than that of alloy aluminum. The thermal conductivity of pure aluminum is approximately 235 W/(m·K), while the thermal conductivity of alloy aluminum is reduced due to the addition of alloying elements. Impurities in the alloy can interfere with the heat conduction paths between aluminum atoms, resulting in a decrease in thermal conductivity. Therefore, choosing aluminum coils made of high-purity aluminum materials has more advantages in thermal conductivity. 2. Rolling processThe production process of aluminum coils also has a significant impact on its thermal conductivity. During the rolling process, the thickness, temperature and deformation degree of the aluminum coil will affect its microstructure, thereby affecting its thermal conductivity. With a proper rolling process, the grain size in the material can be reduced and the thermal conductivity improved. Heat treatment processes, such as annealing, can also improve the thermal conductivity of aluminum coils, increasing the thermal conductivity by eliminating internal stress and improving the grain structure. 3. MicrostructureThe microstructure of aluminum coils is an important factor affecting thermal conductivity. The size, shape and distribution of grain boundaries of aluminum will all affect thermal conductivity. Smaller grain size generally means better thermal conductivity because heat can be transferred between grains more efficiently. On the contrary, an increase in the number and shape of grain boundaries will lead to an increase in heat conduction paths, thereby reducing thermal conductivity. Therefore, when manufacturing aluminum coils, it is crucial to control their microstructure. 4. TemperatureTemperature also has a direct impact on the thermal conductivity of aluminum coils. The thermal conductivity of aluminum will increase as the temperature increases, but after reaching a certain temperature, the thermal conductivity may become stable. This is because at high temperatures, the atomic motion in aluminum intensifies, allowing it to conduct heat more efficiently. However, excessive temperatures can cause the material's properties to degrade, so its thermal conductivity needs to be carefully evaluated when designing aluminum coils for use in high-temperature environments. 5. Surface treatmentThe surface treatment of the aluminum coil will also affect its thermal conductivity. Although the existence of the surface oxide film can provide excellent corrosion resistance, an excessively thick oxide layer will increase the thermal resistance and reduce the thermal conductivity. To optimize thermal conductivity, modest surface treatments are chosen in many applications to maintain good thermal conductivity while protecting the material. The use of coatings or other materials can increase the durability of aluminum coils without affecting thermal conductivity. 6. Load conditionsIn some applications, aluminum coils may be subjected to different loading conditions, which can affect their thermal conductivity. For example, when a mechanical load or electric current passes through an aluminum coil, it causes an increase in its internal temperature, thereby changing its thermal conductivity. When designing the use scenario of aluminum coils, it is very important to consider the impact of load on thermal conductivity.

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  • How to improve the durability and performance of Aluminium Circle through material selection and processing technology optimization when producing automotive parts?
    How to improve the durability and performance of Aluminium Circle through material selection and processing technology optimization when producing automotive parts? 2024-09-06

    In the production of automotive parts, the durability and performance of Aluminium Circle are crucial to the overall performance and safety of the vehicle. As a professional Aluminium Circle manufacturer, we optimize material selection and processing technology to ensure that our products have excellent durability and performance when used in automotive parts. First of all, in terms of material selection, we usually use high-strength aluminum alloy materials for the special needs of automotive parts. These aluminum alloys not only have the inherent lightweight advantages of aluminum, but also improve their strength, hardness and wear resistance by adding other alloying elements (such as silicon, magnesium, copper, etc.). For example, 5-series and 6-series aluminum alloys are often selected for the manufacture of automotive structural and exterior parts due to their excellent mechanical properties and corrosion resistance. In addition, we also further enhance the material's fatigue resistance by controlling the grain size and uniformity of aluminum alloys, which is especially important for automotive parts that require long-term use and are subjected to extreme environmental conditions. In terms of processing technology, we focus on the precise control of process parameters to maximize the performance of aluminum alloy materials. Specifically, during the stamping process of aluminum discs, we strictly control the mold temperature and pressure to ensure the grain fluidity and uniformity of the material during the forming process. After forming, the aluminum discs will undergo precise heat treatment processes, such as solution treatment and aging treatment, to improve their strength and hardness. These processes can not only enhance the mechanical properties of aluminum discs, but also significantly improve their durability, reducing deformation and fatigue damage under high stress and high temperature conditions. In addition, the application of aluminum discs in automotive parts also needs to consider their surface durability. To this end, we will perform a series of surface treatments on aluminum discs, such as anodizing and electrophoretic coating. These treatments can form a dense oxide film or coating on the surface of the aluminum disc, effectively improving its corrosion resistance and wear resistance, thereby extending the service life of the parts. This treatment is particularly important in automotive manufacturing because vehicles are often exposed to humid, salt spray and acidic environments, which are prone to corrosion and performance degradation of metal materials.

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  • During the production process, how to ensure the dimensional accuracy and surface quality of Aluminum Circle to meet the manufacturing requirements of high-end cookware?
    During the production process, how to ensure the dimensional accuracy and surface quality of Aluminum Circle to meet the manufacturing requirements of high-end cookware? 2024-08-30

    As a professional Aluminum Circle manufacturer, we have taken a series of strict measures during the production process to ensure the dimensional accuracy and surface quality of Aluminum Circle to meet the manufacturing requirements of high-end cookware. First, in the raw material selection stage, we strictly screen high-purity aluminum alloy sheets to ensure the stability and uniformity of their chemical composition. Only aluminum sheets that meet the standards can enter the next process. In the subsequent shearing and stamping processes, we use advanced CNC shearing machines and precision stamping equipment, which can maintain extremely high dimensional accuracy while ensuring high production efficiency. Specifically, we ensure that the diameter, thickness and roundness of each aluminum circle are within the specified tolerance range by adjusting the tool gap and stamping speed of the equipment. This is especially important for high-end cookware manufacturing, because cookware usually requires strict dimensional matching to ensure safety and functionality during use. Secondly, the control of surface quality is also our focus. During the surface treatment stage of aluminum discs, we use multiple detection and treatment methods to ensure that there are no scratches, oxidation spots, or other surface defects on the surface. First, we will anneal the aluminum discs several times to improve the flatness and finish of the surface and eliminate possible internal stress. After that, the aluminum discs will undergo a fine surface cleaning and polishing process to ensure that the surface is smooth and flawless. In addition, we can also provide surface treatments such as anodizing and electrophoretic coating according to customer needs to further improve the corrosion resistance and aesthetics of the aluminum discs. In order to ensure the quality of the final product, we have also introduced a variety of online detection methods in the production process. For example, we use laser measurement technology to monitor the diameter and thickness of the aluminum discs in real time to ensure that each product meets the design requirements. At the same time, we also use automated surface defect detection equipment to conduct a comprehensive surface quality inspection of each aluminum disc. These detection methods can effectively detect and eliminate unqualified products, thereby ensuring that each aluminum disc leaving the factory is of high quality and high consistency.

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  • What special processes are required for Aluminum Sheet in the aerospace industry?
    What special processes are required for Aluminum Sheet in the aerospace industry? 2024-08-23

    In the aerospace industry, Aluminum Sheets require a series of special processing techniques to cope with the challenges of complex environmental conditions such as extreme temperature, pressure, corrosion, and fatigue. The selection of alloy composition is crucial. Aluminum plates used in aerospace are usually made of high-strength and highly corrosion-resistant aluminum alloys, such as 2024, 7075, etc. These alloys are carefully proportioned to provide excellent mechanical properties while maintaining lightweight. Secondly, heat treatment is a key step in improving the performance of aluminum plates, including solution treatment, quenching, and aging treatment. These processes can optimize the microstructure of the alloy and improve the strength and toughness of the material. In addition, surface treatment techniques such as anodizing, spraying, and coating deposition can endow aluminum plates with better corrosion resistance, wear resistance, and thermal insulation performance, ensuring their long-term stability in harsh environments. Precision machining and forming technologies, such as CNC milling, stamping, and stretching, can process aluminum plates into complex aerospace components, meeting strict requirements for dimensional accuracy and shape. These special processing techniques not only enhance the performance of Aluminum Sheet in extreme environments, but also ensure the safety and reliability of aerospace products.

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  • What are the significant performance improvements achieved in Aluminum Sheets using specific alloy ratios compared to traditional steel?
    What are the significant performance improvements achieved in Aluminum Sheets using specific alloy ratios compared to traditional steel? 2024-08-16

    In the high-end automotive manufacturing field, Aluminum Sheets with specific alloy ratios have achieved significant improvements in multiple key properties compared to traditional steel, which directly translate into actual benefits for consumers. Firstly, lightweight is one of the most significant advantages of aluminum alloy car bodies. By reducing the weight of the vehicle, aluminum alloy materials can significantly reduce fuel consumption and improve fuel economy, which means lower operating costs and longer range for consumers. In addition, lightweighting also brings better acceleration performance and handling stability, making the driving experience more enjoyable. The aluminum alloy body also performs well in terms of safety. Although the density of aluminum alloy is lower than that of steel, through reasonable alloy ratios and advanced heat treatment processes, aluminum alloy car bodies can reach or even exceed the strength level of steel. In collision accidents, aluminum alloy bodies can more effectively absorb and disperse impact forces, protecting the safety of passengers inside the car. This improvement in security is of immeasurable value to consumers. Furthermore, aluminum alloy materials have good corrosion resistance and recyclability. Corrosion resistance reduces the maintenance costs caused by rust on the vehicle body and extends its service life; And recyclability conforms to the environmental protection concept of modern society, reducing resource consumption and environmental pollution. These features not only enhance the overall value of the car, but also align with consumers' pursuit of environmental protection and sustainable development. The application of Aluminum Sheets with specific alloy ratios in high-end automotive manufacturing directly translates into actual benefits for consumers, including lower operating costs, longer range, more enjoyable driving experience, higher safety, and longer service life, by improving performance in multiple aspects such as fuel economy, safety, corrosion resistance, and recyclability.

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  • How does the corrosion resistance of 3105 Aluminum Circle affect its application in different environments?
    How does the corrosion resistance of 3105 Aluminum Circle affect its application in different environments? 2024-08-09

    3105 Aluminum Circle is known for its excellent corrosion resistance, which enables it to perform well in various environmental conditions, especially in humid or corrosive gas environments. Its corrosion resistance mainly comes from the clever configuration of its chemical composition and the inherent characteristics of the material itself. Specifically, the corrosion resistance of this aluminum circle plays a key role in its performance in different application environments. In the chemical composition of 3105 Aluminum Circle, aluminum is the main base metal, and its corrosion resistance is mainly reflected in the dense oxide film formed on the surface of aluminum. This oxide film can effectively prevent the erosion of external corrosive media, thereby protecting the internal structure of the material from damage. 33105 Aluminum Circle can also provide excellent corrosion resistance through the oxide film in high-temperature environments, which enables it to operate stably for a long time in high-temperature gas environments. In practical applications, 3105 Aluminum Circle is widely used in occasions that need to resist corrosion, such as high-end cookware, non-stick pans and lamps. These products are often exposed to humid, acidic or alkaline environments, so their corrosion resistance is essential to extend service life and maintain appearance. The high corrosion resistance of 3105 Aluminum Circle not only reduces the frequency of maintenance and replacement, but also ensures the performance stability of the product in long-term use. In addition, the corrosion resistance of 3105 Aluminum Circle also makes it suitable for some industrial applications, such as equipment and pipelines, which often involve the transportation of corrosive liquids or gases. In these environments, traditional materials may lose strength and function due to corrosion, resulting in frequent replacement and maintenance. 3105 Aluminum Circle, due to its excellent corrosion resistance, can effectively reduce these problems, reduce operating costs, and improve the reliability of the overall system.

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  • How does the chemical composition of 3105 Aluminum Circle affect its performance in the deep drawing process?
    How does the chemical composition of 3105 Aluminum Circle affect its performance in the deep drawing process? 2024-08-02

    The chemical composition of 3105 Aluminum Circle plays a key role in its performance during the deep drawing process. The chemical composition of the aluminum circle includes silicon, iron, copper, manganese, magnesium, chromium, zinc, titanium and other trace elements, which together affect its mechanical properties and processing characteristics. Especially in deep drawing processes, these components have a direct impact on the ductility, strength and surface quality of the material. Aluminum, the main element of 3105 Aluminum Circle, as the base metal, provides excellent ductility and plasticity, allowing the aluminum circle to withstand significant deformation during the deep drawing process without being prone to cracks or breakage. Aluminum's high ductility is an essential requirement for the deep drawing process, which involves pressing sheet metal into complex shapes that require the material to flow without breaking. Secondly, the alloying elements such as manganese and magnesium added to 3105 Aluminum Circle play a strengthening role. The addition of manganese helps increase the strength and hardness of aluminum, while the presence of magnesium enhances the material's corrosion resistance and mechanical properties. Although these strengthening elements are not hardened by heat treatment, they can provide sufficient support during cold working so that the aluminum round maintains structural stability and integrity during the deep drawing process. Silicon and copper in aluminum circles are also key ingredients. The addition of silicon helps reduce the shrinkage of aluminum and improve its fluidity, thereby improving the accuracy of forming during the deep drawing process. Copper plays a positive role in improving the strength and hardness of the material. Although its content is low, it still affects the overall performance of the aluminum round. Although the iron content in 3105 Aluminum Circle is low, its presence helps enhance the material's mechanical properties and wear resistance. In the deep drawing process, the smoothness and uniformity of the material surface are crucial to the quality of the final product, and the appropriate addition of iron helps improve the surface finish and reduce possible defects during processing.

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  • How do manufacturers customize the production of Aluminum Coil?
    How do manufacturers customize the production of Aluminum Coil? 2024-07-26

    In the production field of Aluminum Coil, there are often significant differences in the performance requirements of products across different industries. In order to meet these diverse needs, as a professional manufacturer, we have adopted a flexible product customization production strategy. We engage in in-depth communication and exchange with our clients to fully understand their specific application scenarios, performance requirements, and cost budgets. Based on this information, our R&D team will conduct a detailed requirements analysis to determine key parameters such as alloy composition, thickness, width, and surface treatment of the product. For example, in the aerospace industry, products need to have characteristics such as high strength, corrosion resistance, and lightweight; In the field of architecture, more emphasis is placed on the aesthetics, processability, and cost-effectiveness of products. After determining the product parameters, our production team will adjust the production process and workflow according to customized requirements. For example, by adjusting the proportion of alloy elements added and the heat treatment process, the mechanical properties and corrosion resistance of the product can be changed; By optimizing the rolling process and surface treatment technology, the flatness and surface quality of the product can be improved. In the production process, we will also adopt advanced online monitoring systems and strict quality control measures to ensure the stability and consistency of product performance. In addition to adjusting production processes, we also focus on close cooperation with upstream and downstream enterprises in the supply chain. By establishing long-term and stable cooperative relationships with raw material suppliers, equipment manufacturers, and testing institutions, we can ensure high-quality supply of raw materials, stable operation of production equipment, and reliable guarantee of product quality. This close supply chain cooperation mechanism provides strong support for customized production of products.

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  • How to ensure the dimensional accuracy and flatness of the product in the production process of Aluminum Coil?
    How to ensure the dimensional accuracy and flatness of the product in the production process of Aluminum Coil? 2024-07-19

    As a professional manufacturer of Aluminum Coil, we are well aware that in high-end applications such as aerospace, precision electronics, etc., there are extremely high requirements for the dimensional accuracy and flatness of our products. To ensure that our products meet these strict requirements, we have adopted a series of refined production processes and strict quality control measures.In terms of raw material selection, we carefully select high-quality aluminum ingots as production materials to ensure the purity and consistency of the raw materials. Subsequently, during the hot or cold rolling process, we use advanced rolling equipment and precise control systems to precisely control key parameters such as rolling force, rolling speed, and temperature. The precise control of these parameters is crucial for ensuring the dimensional accuracy of the product. At the same time, we also regularly grind and maintain the rollers to ensure their surface flatness and dimensional accuracy, thereby further improving the flatness of the products.After rolling is completed, the product will undergo strict dimensional inspection and flatness verification. We use high-precision measuring instruments and equipment to accurately measure the thickness, width, length, and other dimensions of our products, ensuring that they meet the established specifications. For flatness, we conduct visual inspection, touch inspection, and use professional flatness testing instruments to ensure that the surface of the product is flat and free of defects such as ripples, protrusions, or depressions.In addition, in order to further improve product quality, we have also introduced an online monitoring system to provide real-time monitoring and data collection for various stages of the production process. Through these data, we can promptly detect abnormal situations in the production process and take corresponding adjustment measures to ensure that the dimensional accuracy and flatness of the product are always maintained at a high level.

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  • How to ensure the strength and stability of Aluminum Sheet during welding and connection?
    How to ensure the strength and stability of Aluminum Sheet during welding and connection? 2024-07-12

    Ensuring the strength and stability of Aluminum Sheet during welding and connection requires selecting the appropriate welding process. For example, TIG welding is suitable for thin Aluminum Sheet, providing high precision and less heat-affected zone, while MIG welding is suitable for thicker Aluminum Sheet, with high welding speed and good filling ability. Although laser welding has high precision, it is more expensive. Before welding, the surface of Aluminum Sheet must be prepared to remove the naturally formed aluminum oxide film, which can be achieved by chemical cleaners or mechanical grinding. Ensure that the surface of Aluminum Sheet is clean and free of oil or dirt. Selecting welding filler materials compatible with Aluminum Sheet materials and high-purity shielding gases (such as argon or helium) is also key to ensuring welding strength. Controlling welding parameters is equally important. According to the thickness of Aluminum Sheet and the selected welding process, adjust the appropriate current, voltage and welding speed to ensure appropriate heat input and penetration depth to avoid overheating or too fast cooling. Accurately positioning and clamping the Aluminum Sheet before welding to avoid movement or deformation during welding can improve the stability and strength of the welded joint. Post-weld treatment includes removing weld defects such as pores, slag inclusions or cracks, which may require grinding or repair. In addition, for applications that require further strength improvement, heat treatment (such as annealing or aging) can be performed to improve the performance of the welded area. Non-destructive testing (such as ultrasonic testing, X-ray testing) and mechanical testing (such as tensile, shear or bending tests) are performed on welded joints to evaluate their internal defects and mechanical properties to ensure that they meet the design requirements.

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