Results 1 to 10 of about 196,563 (286)

Determination of interfacial heat transfer coefficient and its application in high pressure die casting process [PDF]

open access: yesChina Foundry, 2014
In this paper, the research progress of the interfacial heat transfer in high pressure die casting (HPDC) is reviewed. Results including determination of the interfacial heat transfer coefficient (IHTC), influence of casting thickness, process parameters
Cao Yongyou, Guo Zhipeng, Xiong Shoumei
doaj   +2 more sources

Effect of Zn content on corrosion behavior of Mg-Y-Zn alloys [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2022
The microstructure, corrosion behavior, and electrochemical behavior of as-cast Mg-4Y-xZn (x=1,2,3,4 wt.%) are studied by SEM, weight loss and electrochemical tests.
Shi Y.   +5 more
doaj   +1 more source

Study on interfacial heat transfer coefficient at metal/die interface during high pressure die casting process of AZ91D alloy [PDF]

open access: yesChina Foundry, 2007
The high pressure die casting (HPDC) process is one of the fastest growing and most efficient methods for the production of complex shape castings of magnesium and aluminum alloys in today’s manufacturing industry.In this study, a high pressure die ...
GUO Zhi-peng, XIONG Shou-mei
doaj   +2 more sources

Study on microstructure and thermal conductivity of semi-solid die casting aluminum alloy [PDF]

open access: yesE3S Web of Conferences, 2021
In order to improve the comprehensive properties of casting aluminum, and to fulfill the requirements of forming thin wall fins for communication products, mechanical stirring was employed to prepare the semi-solid aluminum alloy AlSi8.
Hu Zengrong   +5 more
doaj   +1 more source

A thermal-stress modelling methodology in ABAQUS for fundamentally describing the die/casting interface behaviour in a cyclic permanent die casting process

open access: yesJournal of Materials Research and Technology, 2021
This manuscript describes a novel method for thermal-stress modelling of a cyclic, permanent die casting process in the commercial software package ABAQUS. The key element in this method is that it updates the casting's geometry according to the deformed
Chunying Wei   +8 more
doaj   +1 more source

Pengendalian Kualitas Produk Downlight dengan Implementasi Simulasi Die Casting

open access: yesRekayasa, 2023
Die casting is a casting process in which molten metal is poured into a mold by injection using a piston driven by pneumatic/hydraulic energy. In some cases, the resulting product does not match the desired design because defects will occur if the ...
Trio Yonathan Teja Kusuma   +2 more
doaj   +1 more source

Formation, characteristics and control of sludge in Al-containing magnesium alloys: An overview

open access: yesJournal of Magnesium and Alloys, 2022
Sludge consisting of heavy element phases and oxides is often generated during the casting operation of aluminum (Al) and magnesium (Mg) alloys. With the help of the well-established Sludge Factor (SF) formula, it is relatively easy to control the sludge
Y. Fu   +6 more
doaj   +1 more source

Computational fluid dynamic simulations of solidification for enhancing speed of continuous cast copper

open access: yesEngineering Science and Technology, an International Journal, 2021
In this research experiment computational fluid dynamic (CFD) models were constructed, within Ansys Fluent TM v.R1, to investigate phenomena occurring during the Vertically Upwards Continuous Casting (VUCC) of 8 mm diameter, oxygen free copper (OFCu) for
Thomas D.A. Jones   +5 more
doaj   +1 more source

A study of metal/die interfacial heat transfer behavior of vacuum die cast pure copper

open access: yesChina Foundry, 2020
High pressure die casting copper is used to produce rotors for induction motors to improve efficiency. Experiments were carried out for a special “step-shape” casting with different step thicknesses.
Hong-mei Yang   +2 more
doaj   +1 more source

On the Use of Conformal Cooling in High-Pressure Die-Casting and Semisolid Casting

open access: yesTechnologies, 2021
Today, tool life in high pressure die casting (HPDC) is of growing interest. A common agreement is that die life is primarily decided by the thermal load and temperature gradients in the die materials.
Anders E. W. Jarfors   +5 more
doaj   +1 more source

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