1. Introduction In the foundry industry, the quality of castings is of utmost importance. One of the key factors affecting casting quality is the presence of defects in sand molds. Traditional methods of sand mold defect detection, such as manual inspection, are time – consuming, labor – intensive, and prone to human error. With the… Read more: Machine Vision – Revolutionizing Sand Mold Defect Detection

Abstract Heat-resistant cast aluminum alloys have been extensively applied in high-temperature and high-stress environments, particularly in the cylinder heads of diesel engines. With the escalating demands for increased engine power and fuel economy, there is a pressing need for alloys with enhanced high-temperature resistance and fatigue resistance. This paper commences by reviewing the conventional strengthening… Read more: Current Status and Prospects of Research and Applications of Cast Heat-Resistant Aluminum Alloys

1. Introduction Lost foam casting technology has witnessed remarkable growth in China in recent years, attributed to its numerous advantages such as low pollution, flexibility in processing, reduced labor intensity, and excellent repeatability. When it comes to manufacturing box – shaped and shell – like products, this technology holds a distinct edge over other casting… Read more: Lost Foam Casting Defects in Flywheel Housings and Other Castings A Comprehensive Analysis and Solution

Abstract Ductile iron camshafts are widely used in automobile engines due to their high strength, good wear resistance, and excellent vibration damping performance. The casting process plays a pivotal role in determining the mechanical properties and overall performance of the camshafts. This paper delves into the impact of the casting process on the performance of… Read more: Influence of Ductile Iron Camshaft Casting on Performance and Process Optimization

This article delves deep into the cost analysis and management strategies of casting processes within the machinery industry. It begins by dissecting the components of casting process manufacturing costs, including material formula costs and process – related costs. Through a comparative study of standard cost and actual cost methods, their respective advantages and disadvantages are… Read more: Cost Analysis and Management Strategies for Casting Processes in the Machinery Industry

Abstract:This paper presents a comprehensive study on the optimization of process parameters and their impact on the performance of aluminum alloy auto parts produced through squeeze casting. Orthogonal experimental design was employed to investigate the effects of extrusion speed, mold temperature, and liquid metal temperature on the mechanical properties, internal defects, and surface quality of… Read more: Optimization of Process Parameters and Performance Evaluation of Aluminum Alloy Auto Parts Extrusion Casting

This paper comprehensively explores the casting technology and numerical simulation of large-scale castings. It delves into the application progress of various casting processes, analyzes the development of numerical simulation technology, and presents a detailed outlook on the future trends of the casting industry. Through in – depth research, it aims to provide valuable references for… Read more: Research on Casting Technology and Numerical Simulation of Large-Scale Castings

Abstract Aluminum alloy castings are widely used in various industries due to their lightweight and corrosion resistance. However, these castings are prone to porosity and shrinkage defects, particularly during the investment casting process. Traditional methods based on empirical knowledge often lead to prolonged development cycles and increased production costs. To address these issues, this study… Read more: Numerical Simulation and Optimization of Investment Casting Process for an Aluminum Alloy Shell Component

This paper focuses on the coated sand casting process of ZM6 magnesium alloy shell. By using orthogonal tests and numerical simulations, the study aims to optimize the process parameters, improve the quality of castings, and solve common problems such as porosity defects. The research results provide valuable references for the production of ZM6 magnesium alloy… Read more: Optimization of Coated Sand Casting Process for ZM6 Magnesium Alloy Shell A Comprehensive Study

Abstract This paper presents a comprehensive study on the casting process optimization of knuckle castings for railway freight cars. Traditional casting methods often result in defects such as sand inclusions, porosity, and surface irregularities, which significantly impact the quality and durability of the final product. To address these issues, various measures including the adoption of… Read more: Study on the Casting Process of Knuckle Castings for Railway Freight Cars

1. Introduction The automotive industry is constantly evolving, with demands for higher – performance engines and more efficient manufacturing processes. Cylinder heads, as a crucial component of engines, play a vital role in determining engine performance. Traditional casting methods for cylinder heads often face challenges such as low yield rates, large dimensional deviations, and complex… Read more: Printing in Cylinder Head Casting Production Revolutionizing the Traditional Foundry Industry

Abstract:This article delves into the application of metal mold casting process in the production of flow parts for flotation machines. The focus is on the enhancement of casting quality, weight reduction, and process simplification through the adoption of metal mold technology. The study takes the XJM-S45 flotation machine as a case study, examining the quality… Read more: Metal Mold Casting Process in the Casting Production of Flow Parts of Flotation Machines

1. Introduction In the manufacturing process of grinders, hydraulic parts play a crucial role in ensuring the smooth operation of various functions. The most common types of hydraulic parts in grinder production, such as disc – cover, flat – plate, square, and short – cylinder ones, possess simple outer structures. However, they are characterized by… Read more: The Foundry Technology of Common Hydraulic Parts in Grinder Production A Comprehensive Guide

Abstract This paper presents a comprehensive study on the casting process design and numerical simulation of thin-walled spherical shell components. The paper begins by introducing the structural features and technical requirements of the thin-walled spherical shell. Subsequently, the initial casting process is reviewed, followed by an analysis of the defects encountered during the initial production… Read more: Thin Walled Spherical Shell Casting Process Design and Numerical Simulation

1. Introduction Al – Mg – Si alloys have attracted extensive attention in recent years due to their high strength and good corrosion resistance. They are widely used in the automotive manufacturing and other industries. Squeeze casting, as an advanced casting method, combines the advantages of casting and forging. It can produce thick – walled… Read more: Numerical Simulation and Experimental Study on the Solidification Structure of Al – Mg – Si Alloy in Squeeze Casting

Abstract This study aims to optimize the casting process of rare-earth magnesium alloy frames using the ProCAST software and experimental validation methods. The internal quality, microstructure, and mechanical properties of the castings were characterized through X-ray non-destructive testing, optical microscopy, and mechanical testing. The results indicate that after optimization, the casting defects were significantly reduced,… Read more: Optimization of Casting Process for Rare-Earth Magnesium Alloy Frame

1. Introduction Lost foam casting is a significant casting technology in the foundry industry. It has unique process characteristics and application scopes. However, in the actual production process in China, it faces various challenges, such as high defect rates in some enterprises and difficulties in mastering the technology. This article aims to comprehensively analyze the… Read more: The Adaptability Conditions and Applicable Countermeasures Analysis of Lost Foam Casting

Abstract This study investigates the influence of rare earth Ce on the microstructure and properties of semi-solid squeeze casting AlSi10Cu3Fe alloy through a comprehensive experimental approach. The effects of varying Ce concentrations on the alloy’s microstructure, mechanical properties, electrical conductivity, and fracture morphology are analyzed using various characterization techniques. The results reveal that the addition… Read more: Effect of Rare Earth Ce on Microstructure and Properties of Semi-Solid Squeeze Casting AlSi10Cu3Fe Alloy

This article delves into the sand treatment systems in 3D printing smart foundries. It first presents an overview of the 3D printing casting process and its significance in the foundry industry. Then, it elaborates on the sand treatment system’s ，including new sand addition, sand recycling, and regeneration. The key equipment involved, such as ，magnetic separation… Read more: A Comprehensive Exploration of Sand Treatment Systems in 3D Printing Smart Foundries

Abstract:Investment casting, an advanced near-net shaping technology, is renowned for producing high-quality castings with intricate geometries and precise dimensions. However, it generates significant amounts of waste shells, posing environmental and economic challenges. This article reviews the advancements in recycling and reusing these waste shells, emphasizes the current state of technology, and outlines potential directions for… Read more: Investment Casting Waste Shell Recycling and Utilization

1. Introduction As a critical component of ball mills, the lining plate is subjected to continuous impact and friction from grinding media during operation, leading to significant wear. Understanding the wear mechanisms of the lining plate is essential for optimizing mill efficiency and reducing maintenance costs. This study employs the Archard wear model to simulate the wear behavior of… Read more: Wear Analysis of Ball Mill Lining Plate Based on Archard Wear Model

1. Introduction In the field of modern manufacturing, casting technology is of great significance. Frozen sand mold casting, a new – type casting technology, has attracted increasing attention due to its green and recyclable characteristics. Different from traditional casting techniques that often use chemical binders, frozen sand mold casting uses pure water as a binder.… Read more: Numerical Simulation and Experimental Research on the Clamping Deformation of Frozen Sand Mold Thin – walled Components

Abstract:This paper delves into the casting technology and common fault diagnosis methods for automobile reducer housings. Given the complex external structure and thin wall thickness of such castings, a two-box molding process with the opening facing upwards is adopted, coupled with a bottom-pouring system to ensure pouring stability and casting quality. Furthermore, common faults encountered… Read more: Casting Technology and Fault Diagnosis of Automobile Reducer Housing

This paper focuses on the issues of scab and shrinkage cavity defects that occur during the production of ductile iron gear reducer housings through lost foam casting. By optimizing the gating system, changing from top gating to bottom gating effectively reduces the turbulence of molten iron during the pouring process, solving the scab problem on… Read more: Solving the Process Research of Scab and Shrinkage Cavity in Ductile Iron Gear Reducer Housing by Lost Foam Casting

Abstract:This article delves into the comprehensive process of steel casting design and optimization, focusing on the creation of a ZG45 steel anvil base. The study leverages numerical simulation, computer-aided design (CAD), and foam pattern techniques to streamline the casting process. By integrating various technologies, such as ProCAST software and polystyrene foam (hereinafter referred to as… Read more: Steel Casting Process Design and Optimization

This article delves deep into the application of machine vision technology in detecting sand mould defects within hydrostatic automatic molding lines. It comprehensively explores the background, significance, system architecture, implementation process, and practical effects of this technology. By presenting in – depth analysis and real – world examples, it aims to provide a thorough understanding… Read more: Machine Vision Revolutionizes Sand Mould Defect Detection

Abstract: This comprehensive article delves into the recent developments and trends in international standards for steel casting. It provides an overview of the International Organization for Standardization’s (ISO) technical standard system for steel casting, emphasizing the latest updates, key changes, and the characteristics and applications of these materials. Furthermore, the article discusses the evolving trends… Read more: International Standards for Steel Casting: Progress, Trends, and Applications

This article delves deep into the cost management of casting processes within the machinery industry. It analyzes the composition of casting process manufacturing costs, compares the advantages and disadvantages of standard cost method and actual cost method, and proposes new ideas and methods for cost management. By introducing advanced cost – management tools and systems,… Read more: Cost Analysis and Management Strategies for Casting Processes in the Machinery Industry

Abstract To ensure and recognize the chemical composition, mechanical properties, non-destructive testing, and dimensional inspection results of steel castings before leaving the factory, the current usual method involves gathering representatives of customer-related parties at the manufacturer’s inspection site to witness the results through on-site participation. This approach has a significant impact on the human resources… Read more: Application of Remote Witness Method for On-Site Inspection of Steel Casting

As a researcher in the field of steel casting, I have long been aware of the critical role that compressor support rings play in heavy-duty gas turbines. These components, subject to high-temperature and high-pressure environments, demand impeccable quality to ensure operational reliability. However, the sand casting process for such large steel castings often leads to… Read more: Defect Analysis and Process Optimization of Compressor Support Ring Steel Castings Using ProCAST

1. Introduction In the manufacturing of large engine block castings, the post-casting processes, particularly automated grinding, play a pivotal role in achieving dimensional accuracy and surface quality. However, the complexity of engine block geometries, combined with variations in casting tolerances, poses significant challenges. During our implementation of an automated grinding system, we encountered a critical… Read more: Enhancing the Quality of Automated Grinding for Large Engine Block Castings

Introduction As a mechanical engineer at Yunnan Yuntianhua Yunfeng Chemical Co., Ltd., I have been deeply involved in addressing operational challenges within the wet-process phosphoric acid (WPA) production line. Among these challenges, the persistent leakage of lining plate bolts in the overflow-type ball mill emerged as a critical bottleneck. This leakage not only reduced the… Read more: Lining Plate Bolt Leakage in Ball Mill for Wet-Process Phosphoric Acid Production

1. Introduction Lost foam casting technology has witnessed remarkable growth in China in recent years, attributed to its numerous advantages such as low pollution, flexible processing, reduced labor intensity, and excellent repeatability. When it comes to manufacturing box – shaped and shell – like products, this technology holds a distinct edge over other casting methods.… Read more: Lost Foam Casting Defects in Flywheel Housing and Other Castings Causes, Solutions, and Process Optimization

As a researcher specializing in advanced manufacturing processes, I recently conducted a comprehensive study on the numerical simulation and optimization of hot tearing defects in the investment casting of IN713C alloy turbine components. This work aimed to address the persistent challenges of thermal cracking in complex turbine geometries, which are critical for automotive turbocharger applications.… Read more: Hot Tearing in Investment Casting of Automotive IN713C Alloy Turbine Components

Abstract This article discusses the process development and optimization of steel castings for bearing liners, focusing on the challenges faced in casting thin-walled structures with intricate geometries. Through a comprehensive analysis of casting difficulties and the integration of advanced technologies such as CAE (Computer-Aided Engineering) 3D simulation and sand 3D printing, a refined casting process… Read more: Process Development and Optimization of Steel Castings for Bearing Liners

This paper provides an in – depth exploration of the casting processes and numerical simulation techniques for large – scale castings. It first elaborates on the significance of large – scale castings in the equipment manufacturing industry and the challenges faced in the casting process. Then, it reviews the application progress of various casting processes,… Read more: Research on Casting Processes and Numerical Simulation of Large-Scale Castings A Comprehensive Review

Abstract:This article discusses the comprehensive design and manufacturing process of a large steel casting pump cover for marine dredging pumps. The pump cover, made of ZG270-500 cast steel, is a critical component of the dredging system, requiring strict quality control to avoid casting defects such as shrinkage porosity and shrinkage cavities. The article outlines the… Read more: Large Steel Casting Pump Cover for Marine Dredging Pumps: Process Design and Defect Prevention

1. Introduction ZM6 magnesium alloy is widely used in various industries due to its excellent properties such as low density, high specific strength, and good castability. The ZM6 magnesium alloy shell, with its complex structure, has strict requirements for dimensional accuracy, surface roughness, and internal quality. Sand casting is a common method for manufacturing magnesium… Read more: Optimization of Coated Sand Casting Process for ZM6 Magnesium Alloy Shell A Comprehensive Study

The integrity of high-strength steel wheels is critical for vehicle safety, especially under dynamic loads during operation. Casting defects, such as cracks and porosity, compromise structural stability and necessitate effective repair methods. This article presents a comprehensive approach to welding repair of casting defects in 40CrMnMo ultra-high-strength steel wheels using pressure sealing and leakage prevention.… Read more: Casting Defects in High-Strength Steel Wheels

Abstract This article delves into the challenges faced in ensuring the plasticity of copper-containing steel castings, which are increasingly utilized in marine and shipbuilding applications due to their superior strength, plasticity, low-temperature impact toughness, and weldability. We present a comprehensive case study involving a large copper-containing steel casting that failed to meet plasticity requirements despite… Read more: Analysis and Improvement Measures of Unqualified Plasticity in Copper-containing Steel Casting

1. Introduction In recent years, the development of sand mold 3D printing technology has brought new impetus to the casting industry. This technology breaks through the limitations of traditional casting methods, enabling the production of complex – shaped, thin – walled, lightweight, and precise castings. It is widely used in aerospace, automotive, shipbuilding, and other… Read more: Sand Mold 3D Printing Forming Process Optimization and Application in Thin-walled Impeller Casting

Introduction As a technical engineer at Yunnan Hualian Zinc & Tin Co., Ltd., I have been directly involved in optimizing the grinding systems of our mineral processing plants. Our primary challenge revolved around the frequent failures and inefficiencies of traditional manganese steel lining plates in small ball mills (Φ2700×3600). These issues included short lifespans, high… Read more: Split-Type Composite Lining Plates in Small Ball Mills

Investment casting, a precision manufacturing process widely used in aerospace and automotive industries, demands exceptional dimensional accuracy and surface quality for complex components. A critical challenge lies in the wax pattern assembly stage, where inconsistencies in manual operations often lead to defects, increased scrap rates, and production delays. To address this, an Automatic Wax Pattern Assembly… Read more: Innovation and Application of Automatic Wax Pattern Assembly System in Investment Casting

Abstract This article presents a comprehensive investigation into the strain hardening behavior of High Manganese Wear-Resistant Steel Casting (Mn13Cr2Mo) under various dynamic loads. Utilizing the Split Hopkinson Pressure Bar (SHPB) technique, the deformation characteristics of Mn13Cr2Mo were systematically studied across different pressure ranges from 0.2 MPa to 0.8 MPa. The study reveals that the strain… Read more: Strain Hardening Behavior of High Manganese Wear-Resistant Steel Casting under Dynamic Loads

1. Introduction In the industrial landscape, ball mills play a pivotal role across diverse sectors such as mineral processing, building materials, and power generation. The liner, a core component of the ball mill, serves as a crucial safeguard. Its primary function is to shield the ball mill’s cylinder from the impact and abrasion inflicted by… Read more: Optimization of Lost Foam Casting Process for High Manganese Steel Liners A Comprehensive Analysis Based on Finite Element Simulation

Abstract This paper presents a comprehensive study on the numerical simulation and process optimization of steel casting for the ZG20SiMn rocker arm shell used in shearers. The focus is on reducing casting defects such as shrinkage porosity and shrinkage cavities that often arise due to immature casting processes. Two casting process schemes, top-injection and bottom-injection,… Read more: Numerical Simulation and Process Optimization of Steel Casting for ZG20SiMn Rocker Arm Shell

1. Introduction Frozen sand mold casting technology has emerged as a promising alternative to traditional casting techniques, primarily due to its remarkable advantages such as being environmentally friendly and recyclable. This technology involves creating sand molds using pure water as a binder. The process begins with mixing an appropriate amount of water into fine sand,… Read more: Numerical Simulation Study on Clamping Deformation of Thin-Walled Components in Frozen Sand Molds A Comprehensive Analysis

Abstract: This paper presents a comprehensive analysis and repair process for the crack defects observed in ZG15Cr1Mo1V steel castings used for high-pressure combined main steam valves in a 300MW supercritical coal-fired power plant. The study investigates the root causes of crack formation, evaluates the suitability of repair materials and techniques, and details the step-by-step repair… Read more: ZG15Cr1Mo1V Steel Casting Crack Defect Repair and Analysis

This paper focuses on the issues of shrinkage skin and shrinkage cavities in the production of ductile iron reducer housings through lost foam casting. By optimizing the gating system and changing it from top – gating to bottom – gating, the turbulence of molten iron during pouring is effectively reduced, thereby solving the problem of… Read more: Solving the Process Research of Shrinking Skin and Shrinkage Cavities in Ductile Iron Reducer Housings by Lost Foam Casting

Abstract This paper presents an experimental study on the continuous cooling transformation curve (CCT curve) of A487-4B low-alloy cast steel using the Gleeble 1500D thermal simulation testing machine. The effect of various cooling rates on the microstructure and hardness of the coarse-grained heat-affected zone (HAZ) was investigated. The results revealed that the Ac1, Ac3, and… Read more: Continuous Cooling Transformation Curve (CCT) Determination and Microstructure-Hardness Analysis of A487-4B Cast Steel

This article delves deep into the sand treatment system of 3D printing smart casting factories. It comprehensively covers aspects such as the importance of the sand treatment system, its (presented in detail with flowcharts and tables), key equipment (including their functions, types, and characteristics), and the overall impact on the casting production process. By providing… Read more: The Comprehensive Guide to 3D Printing Smart Casting Factory’s Sand Treatment System

Abstract The brake system is a critical safety component in automobiles, with brake discs and drums being the primary security parts. This article delves into the application of casting elements in brake disc casting production, emphasizing their eco-friendly, low-emission, and high-performance attributes. Drawing from the latest research and industry practices, the paper outlines the benefits… Read more: The Application of Casting Elements in Brake Disc Casting Production

1. Introduction Sand casting is a fundamental and widely – adopted method in the casting industry. It offers flexibility in terms of casting size, shape, and material, making it suitable for a diverse range of applications, from small – scale artisanal casting to large – scale industrial production. One of the key steps in sand… Read more: In – Depth Exploration of Alcohol – Based Coatings in Sand Casting From Brush – Coating Application to Performance Optimization

Abstract This article presents a comprehensive approach to welding repair and pressure leak stoppage for casting defects in high-strength steel wheels. The focus is on ensuring the absence of porosity and cracks in the base material at the repaired defect locations, thereby enhancing the overall repair effectiveness. After assessing the weldability of 40CrMnMo steel wheel… Read more: High-Strength Steel Wheel Casting Defects: Welding Repair and Pressure Plugging Methodology

This article comprehensively explores the lost foam casting process, delving into its development status, technological characteristics, application scenarios, common defects, and future prospects. By analyzing relevant data and practical cases, it aims to provide a detailed understanding of lost foam casting and offer practical guidance for its further development and improvement in the casting industry.… Read more: The Development, Challenges, and Future of Lost Foam Casting

Abstract The locomotive coupler is a critical component connecting carriages and ensuring the safe operation of trains. It undergoes significant longitudinal forces during start-up and braking, which can lead to fatigue failure. This paper investigates the work stress and fatigue life of an investment-cast locomotive coupler using numerical simulations. Material properties are obtained through experimental… Read more: Investment Casting of Locomotive Coupler: Work Stress and Fatigue Life Simulation

This article comprehensively explores the lost foam casting technology. It begins with an overview of the technology’s background and principles, highlighting its significance in modern manufacturing. Then, it delves into various lost foam casting processes, including vacuum – low pressure, vibration – assisted, and shell – type casting, comparing their characteristics, advantages, and limitations. The… Read more: Lost Foam Casting Technology A Comprehensive Review and Outlook

Abstract This paper presents a comprehensive process optimization study for the production of a large stainless steel volute casting used in aerospace jet engine testing equipment. The casting, made from ZG12Cr18Ni9Ti stainless steel, requires high integrity due to its exposure to extreme temperatures and pressures during operation. The research involves the design of an optimal… Read more: Process Optimization for Large Stainless Steel Casting

This article delves deep into the 3D casting process design for volute – type products. Volute – type products, with their complex curved structures, pose unique challenges in the casting process. By comprehensively exploring each step of the design process, from model simplification to sand core and mold design, this paper aims to provide a… Read more: The Art and Science of 3D Casting Process Design for Volute – type Products

Abstract This paper discusses the improvement in the casting process of semi-autogenous mill liner casting. The existing casting process was analyzed, and key challenges were identified. A series of optimizations were introduced, including mold design, gating system adjustments, and cooling methods. Experimental results demonstrated significant improvements in the quality and efficiency of the casting process.… Read more: Improving the Casting Process of Semi-Autogenous Mill Liner Casting