The production of aluminum discs in various alloys and sizes is among the main objectives of Tolou Nourd Pars Company in the industry.
The advantages of aluminum have made this metal an indispensable part of modern industry. Among its many forms, aluminum sheets are one of the most widely used and versatile products.
The structure of metals is subjected to internal stresses during the processing and manufacturing process.
The entire product manufacturing process, from casting and slab preparation to rolling, pressing, annealing, and quality control, is carried out within the company’s production facilities.
Tolou Navard Pars utilizes DC casting, slab milling, preheating, rolling, pressing, and annealing facilities to produce aluminum sheets and discs in a wide range of alloys and dimensions.
The entire production process, from raw material preparation to final product quality control, is carried out within the company’s specialized production units to ensure that products meet the technical specifications and requirements of various industries.
The aluminum sheets and discs produced are used across various industries, including component manufacturing, kitchen equipment, transportation, household appliances, and other industrial applications.
All production units are continuously upgraded to ensure customer satisfaction and deliver the highest quality standards. Therefore, advanced equipment and state-of-the-art technologies are implemented throughout our manufacturing facilities.
Producing high-quality products, meeting market demands, complying with international standards, continuous innovation, and quality improvement are among our primary objectives. To achieve these goals, we rely on experienced specialists and advanced quality control equipment to ensure the reliability and excellence of our products.
Various methods are used for aluminum casting, where precise control over the process, quality, and material structure is essential. Direct Chill (DC) Casting, also known as continuous casting, is one of the most widely used and efficient methods in aluminum production, providing greater control over the casting process. Recognizing its advantages, Tolou Navard Pars utilizes DC casting with advanced, fully equipped furnaces to achieve reliable and high-quality production.
In the DC casting process, raw materials are charged into the furnace and melted. Additional materials are then added according to the desired alloy composition. The molten material is ultimately cast into 4-meter-long aluminum slabs. Key advantages of this method include better control over the solidification process, improved mechanical properties of the aluminum, and reduced casting defects.
Years of experience, combined with continuous advancements in technical expertise and production equipment, enable Tolou Navard Pars to produce 1050, 6061, and 8011 aluminum alloys on a daily basis. Today, these alloys are among the most widely used aluminum grades across global markets.
Slab scalping, or milling, is performed to remove excess material and surface irregularities from the metal. This process uses advanced, highly specialized machinery designed to deliver exceptional precision and surface quality. As a result, high-quality aluminum slabs are produced, enabling both standard and complex surface machining operations.
Since the quality of milling equipment directly affects the final quality of the slabs, modern and well-equipped machinery is essential. In addition, all slab processing operations must be carried out by skilled and experienced specialists.
All stages of material removal and slab production are carefully monitored by the company’s Quality Control Unit. To ensure the production of high-quality, standard-compliant slabs, each slab is inspected using specialized laboratory equipment. Once the required quality standards are confirmed, the slabs are transferred to the preheating furnace for the next stage of production.
The preheating furnace (Preheat Rolling Furnace) is one of the key pieces of industrial equipment used in the aluminum industry. It is designed to heat various metal sections with different dimensions and thicknesses. In the production of aluminum sheets and discs, preheating furnaces are used to facilitate the rolling process and improve its accuracy. These furnaces typically feature a rectangular chamber designed to ensure uniform heat distribution throughout the material.
Using a preheating furnace during the rolling process helps reduce tensile stress in the aluminum, preventing cracking and surface flaking. Therefore, modern and advanced furnaces are essential for maintaining the quality of aluminum slabs. After specific thermal conditions are set, the previously produced slabs are placed in the furnace and heated to prepare them for the rolling process.
Rolling is one of the most critical stages in the production of aluminum sheets and discs. During this mechanical process, the thickness of the aluminum is reduced while the material is shaped to the required dimensions. The slabs are passed through two or more rollers until the desired thickness and form are achieved. In addition to modifying the shape and thickness of the aluminum, the rolling process also helps improve its physical properties.
Rolling is carried out using two main methods: hot rolling and cold rolling. In hot rolling, the aluminum is processed at a temperature above its recrystallization temperature. This elevated temperature increases the material’s formability and flexibility while helping prevent cracking. Hot rolling also enables the production of aluminum sheets with reduced thickness.
In cold rolling, the process is typically carried out at room temperature and below the recrystallization temperature of aluminum. This stage generally follows hot rolling and is used to achieve thinner gauges and greater dimensional accuracy. Cold rolling plays an important role in maintaining uniform sheet thickness and precise dimensional control, while also improving the material’s properties by increasing the strength and hardness of the aluminum.
Modern and advanced equipment is used in the rolling of aluminum slabs, enabling the production of high-quality aluminum sheets in a wide range of dimensions and thicknesses. This versatility makes aluminum sheets suitable for applications across various industries. With nine modern cold rolling machines, Tolou Navard Pars has the capacity to manufacture a wide range of aluminum sheets and discs in high production volumes.
Pressing is a metal-forming process that uses high pressure and force to shape the material. This technique has long been used in the metal and aluminum industries and is still widely applied today through both manual and automated pressing methods. After the rolling process, aluminum sheets are transferred to the pressing section to produce aluminum discs.
The pressing process is carried out using eight modern and advanced machines, with a combined production capacity of up to 16,000 tons of aluminum discs per day. These highly sophisticated machines allow precise control over both operating speed and accuracy, contributing significantly to the high quality and consistency of our aluminum discs.
Annealing is a heat treatment process that reduces the hardness of a metal while increasing its ductility and flexibility. In aluminum, annealing modifies the material’s microstructure as well as its mechanical and physical properties, improving formability and helping to reduce brittleness during subsequent processing.
Please note that the annealing process and the proper placement of aluminum discs inside the furnace require precise control and must be carried out according to established procedures. Before annealing, the discs are carefully loaded into the furnace, where rapid and controlled temperature adjustment is one of the key features of the annealing system. After the annealing process, the discs are removed and cooled, then inspected by the Quality Control Unit before being transferred to the packaging section.
Quality control and the continuous improvement of product quality are among the key priorities of Tolou Navard Pars. For this reason, every stage of aluminum sheet and disc production is closely monitored by the company’s engineering team. With the expertise and extensive experience of the Engineering and Quality Control teams, all products are carefully inspected, and any defective items are promptly removed from the production process.
At Tolou Navard Pars, we use a quantometer to analyze the chemical composition of alloys and their constituent elements, ensuring that product quality is carefully evaluated before delivery. Building customer trust and achieving customer satisfaction are among our highest priorities. Therefore, we are committed to delivering all products with high quality standards and reliable packaging.
The primary goals and values of Tolou Navard Pars are to deliver high-quality products and achieve maximum customer satisfaction. Therefore, the company continuously improves its production processes and utilizes the expertise of skilled professionals along with advanced equipment to achieve these objectives.
This commitment has enabled our final products to be manufactured in full compliance with international standards and to effectively meet the diverse requirements of domestic and global markets.
Nord Pars Company, a leading manufacturer in Iran’s aluminum rolling industry, offers a wide range of aluminum sheets and circles using advanced technology and global standards. Contact our sales department for consultation and purchasing.
Standards of Tolou Nourd Pars Products
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09208912013
info@navardpars.com
Tehran, Artesh Boulevard, next to Baharan Street, Kimia Building, No. 77, 5th Floor, Unit 16
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