Casting Defect Prevention by Optimizing Casting Structure
1. Introduction Casting defect, especially shrinkage defect, is a common issue in casting production. The unreasonable design of casting structure […]
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Optimization of Forming Performance and Defect Analysis in Sand Casting Parts
This study investigates the forming mechanisms and defect control strategies for complex sand casting parts through numerical simulation and experimental
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Analysis and Solutions for Common Defects in Aluminum Alloy Lost Foam Casting
Lost foam casting (LFC), recognized as a revolutionary “green” manufacturing technology, faces significant challenges in aluminum alloy applications due to
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Quality Assurance Strategies for High-Speed EMU Steel Castings
Modern EMU (Electric Multiple Unit) trains demand exceptional reliability from their components, particularly steel castings that form critical load-bearing structures.
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Sand Casting Process Design and Optimization for Rotary Disc Components
This paper presents a comprehensive study on sand casting process design for HT250 rotary disc components, focusing on structural optimization
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Unified Calculation of Effective Pouring Time for Large Castings
In production practice, the duration of pouring time directly impacts multiple quality factors in large castings. For complex thin-walled castings,
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Optimizing Casting Structure to Mitigate Shrinkage Porosity Defects
Shrinkage porosity, a pervasive casting defect, arises from improper structural design, localized overheating, insufficient feeding, and inadequate solidification control. This
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Casting Defects in Lost Foam Casting and Their Solutions
I. Introduction Lost foam casting has developed rapidly due to its advantages. However, casting defects such as sand burning, porosity,
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Innovative Split Friction Welding Technology for High-Performance Ductile Iron Casting Pistons
As a critical engineering material, ductile iron casting has gained extensive industrial applications. In internal combustion engines, researchers have explored
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Ultrasonic Testing Technology of Cast Steel for Large Butterfly Valves in Hydropower
Ultrasonic testing is critical for detecting subsurface defects in valve body castings used in hydropower systems. The coarse-grained microstructure of
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Nodular Cast Iron DIFF Case Casting: Casting Defects, and Prevention
1. Technical Requirements 1.1 DIFF Case Specifications Specification Details Appearance As shown in Fig. 1, with 4 windows and 3
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Enhancing Microstructure and Performance of High-Strength Grey Cast Iron Through Inoculation and Modification
Grey cast iron remains a cornerstone material in automotive applications due to its excellent castability, damping capacity, and cost-effectiveness. This
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3D Geometry Design of Steel Casting Riser Processes Based on Open Cascade
The design of riser systems in steel casting processes requires precise calculation and efficient modeling to ensure optimal feeding and
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Quality Enhancement in Automated Grinding of Large Engine Cylinder Block Castings
The automated grinding of large engine cylinder block castings faces significant challenges due to structural complexity and multi-variety production requirements.
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Mechanism of Mouse-Tail Defect Formation in Sand Casting Parts
Mouse-tail defects, characterized by irregular linear grooves on the lower surfaces of thick sand casting parts, are critical challenges in
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Lightweight Design of Squeeze Cast Steering Knuckle Based on Topology Optimization
To achieve vehicle lightweighting, we established a solid model of an aluminum alloy steering knuckle and conducted multi-condition topology optimization
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Casting Defect Analysis of QT900 – 5 Ductile Iron Casting Crankshaft
1. Introduction The crankshaft is a crucial component in engines, and its quality and reliability directly affect the performance and
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Excavator Bucket Front Wall Casting Process
The manufacturing of excavator casting parts demands precision due to their complex geometries and harsh operating conditions. The bucket front
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Research on Precision Investment Casting of Impellers Using Additive Manufacturing and Numerical Simulation
Precision investment casting is a critical process for manufacturing complex components in aerospace and industrial gas turbine applications. This study
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Optimization of Lost Foam Casting Process for Oil Pan Production
Lost foam casting (LFC) is widely adopted for manufacturing thin-walled shell components like oil pans due to its advantages in
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In-depth Analysis of Surface Pitting Causes and Prevention Measures in Precision Casting
Abstract: This article focuses on the surface pitting issue in investment casting. It elaborates on the causes of surface pitting
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Optimization of Sand Casting Process for Tractor Axle Housing Based on Numerical Simulation
The tractor casting industry faces significant challenges in producing defect-free axle housings, particularly with shrinkage porosity and cavity defects exceeding
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Enhancing Repair Quality of Casting Defects in Martensitic Compressor Cylinders
Casting defects in large screw compressor cylinders made of ZG15Cr13 martensitic steel pose significant challenges due to the material’s inherent
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Kinematics Simulation and Analysis of a Ball Mill Drum Nut Tightening Robotic Arm
Introduction Ball mills are critical equipment in industrial mineral processing, designed to grind raw materials into fine powders for downstream
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Optimization of Alcohol-Based Coating Parameters in Sand Casting Processes
In sand casting processes, coating application on mold/core surfaces prevents direct contact between molten metal and sand particles, significantly reducing
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Design and Optimization of the Investment Casting Process for Car Door Body
1. Research Background and Significance 1.1 Background In the past century, the global automotive industry has witnessed significant growth. By
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Optimization of Casting Process for K6 Swing Bolster Steel Castings in Railway Freight Cars
The manufacturing of steel castings for railway freight car components, such as the K6 swing bolster, demands precision in process
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Defect Analysis and Countermeasures in Green Sand Casting Parts
Green sand casting, utilizing clay-bonded sand molds, remains a dominant method for producing iron castings due to its cost-effectiveness and
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Solving Shrinkage-Blowhole Defects in Cylinder Block Water Pump Housing via Shell Casting Process Optimization
We encountered significant challenges during the trial production of a four-cylinder diesel engine cylinder block with an integrated gear chamber
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Innovative Process Development for Fully Automated Cleaning of High-End Heavy-Duty Engine Cylinder Blocks
Our company has achieved breakthrough progress in engine cylinder block cleaning through comprehensive automation process innovation. This article systematically presents