Industry News
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Principle of Homogenization of 6060 Aluminum Billets
If the mechanical properties of extrusions are not as expected, attention is usually focused on the initial composition of the billet or the extrusion/aging conditions. Few people question whether homogenization itself could be an issue. In fact, the homogenization stage is crucial for producing ...
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Role of Rare Earth Elements in High-End 7xxx Series Deformed Aluminum Alloys
Extensive research has been conducted on the addition of rare earth elements (REEs) to 7xxx, 5xxx, and 2xxx series aluminum alloys, showing notable effects. In particular, 7xxx series aluminum alloys, which contain multiple alloying elements, often experience severe segregation during melting and...
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A Revolutionary Breakthrough in the Aluminum Processing Industry: The Innovation and Application Value of MQP Super Grain Refiners
In the evolution of the aluminum processing industry, grain refinement technology has consistently played a central role in determining product quality and production efficiency. Since the establishment of the Tp-1 grain refiner evaluation method in 1987, the industry has long been plagued by per...
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Process Characteristics and Application Analysis of Direct and Indirect Extrusion for Aluminum Alloys
Although virtually all aluminum alloys are extrudable in theory, evaluating the extrudability of a specific part requires a comprehensive consideration of factors such as dimensions, geometry, alloy type, tolerance requirements, scrap rate, extrusion ratio, and tongue ratio. Additionally, it is ...
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Investigation on Cracking and Grain Refinement of 7050 Alloy Slab Ingots
1. Macroscopic Factors Contributing to Crack Formation 1.1 During semi-continuous casting, cooling water is directly sprayed onto the ingot surface, creating a steep temperature gradient within the ingot. This results in uneven contraction among different regions, causing mutual restraint and gen...
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Aluminum Alloy Weight Calculation Formula Table
1. Verification of the physical principle of the core formula Law of Conservation of Mass All formulas are based on the physical nature of m=ρ×V (mass = density × volume) Density value Theoretical density of pure aluminum: 2,698 kg/m³ (20℃) The approximate value of 2,700 kg/m³ is reasonable for i...
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The structure of 6082 alloy before and after homogenization
1. Alloy composition 2. Homogenization Process 390℃ x insulation for 1.0h + 575℃ x insulation for 8h, strong wind cooling to 200℃ and then water cooling. 3. Metallographic Structure (a) 50× (b) 100× Figure 1 Metallographic structure of the core of 6082 alloy ingot, etched by Keller rea...
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Summary of knowledge on mold modification and welding
1. Different leather texture and color, welding spots Cause 1 : The material of the welding area is different from the original material. Corresponding measures: Use welding wire that is consistent with the base material, preferably special welding wire used in steel mills; secondly, saw the mate...
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Effects of Extrusion Temperature and Aging System on Self-Piercing Riveting Cracking of 6082 Aluminum Alloy Extruded Profiles
As countries around the world attach great importance to energy conservation and emission reduction, the development of pure electric new energy vehicles has become a trend. In addition to battery performance, the quality of the body is also a crucial factor affecting the driving range of new ene...
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China to Strengthen Aluminum Industry and Tackle Trade Frictions
According to the latest Implementation Plan for High-quality Development of the Aluminum Industry (2025-2027), issued by nine central government departments including the Ministry of Industry and Information Technology on Friday, China aims to enhance the resilience and security of the aluminum s...
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Application of High-End Aluminum Alloys in Military Industrial Materials
Aluminum is the most abundant metal element in the earth’s crust. It is the nonferrous metal with the second largest output and usage in the world after steel. It has a low density, about 1/3 of steel. Since pure aluminum is soft and has low strength, therefore, by adding a small amount of ...
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Basic Types of Heat Treatment of Aluminum Alloys
Annealing and quenching and aging are the basic heat treatment types of aluminum alloys. Annealing is a softening treatment, the purpose of which is to make the alloy uniform and stable in composition and structure, eliminate work hardening, and restore the plasticity of the alloy. Quenching and ...
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