Determination of heat transfer coefficients by extrapolation and numerical inverse methods in squeeze casting of magnesium alloy AM60

Z Sun, H Hu, X Niu - Journal of Materials Processing Technology, 2011 - Elsevier
In this work, a different wall-thickness 5-step (with thicknesses as 3, 5, 8, 12, 20 mm) casting
mold was designed, and squeeze casting of magnesium alloy AM60 was performed under …

A predictive model for the evolution of the thermal conductance at the casting–die interfaces in high pressure die casting

A Hamasaiid, G Dour, T Loulou… - International Journal of …, 2010 - Elsevier
An analytical model is proposed to predict the time varying thermal conductance at the
casting–die interface during solidification of light alloys during High pressure Die Casting …

Predicting die life from die temperature for high pressure dies casting aluminium alloy

A Long, D Thornhill, C Armstrong, D Watson - Applied thermal engineering, 2012 - Elsevier
The objective of this research was to determine the surface temperature of a high pressure
die casting die during casting conditions. This was achieved by instrumentation of an insert …

Determination of the heat transfer coefficient at the metal–die interface for high pressure die cast AlSi9Cu3Fe

A Long, D Thornhill, C Armstrong, D Watson - Applied Thermal Engineering, 2011 - Elsevier
When simulating the High Pressure Die Casting 'HPDC'process, the heat transfer coefficient
'HTC'between the casting and the die is critical to accurately predict the quality of the …

The effect of increased pressure on interfacial heat transfer in the aluminium gravity die casting process

WD Griffiths, K Kawai - Journal of Materials Science, 2010 - Springer
Contraction and distortion of a casting during cooling within a mould can force their
respective surfaces together, with the associated increased interfacial pressure resulting in …

A predictive model for the thermal contact resistance at liquid–solid interfaces: analytical developments and validation

A Hamasaiid, MS Dargusch, T Loulou… - International Journal of …, 2011 - Elsevier
An analytical model has been developed to quantify and predict the Thermal Contact
Resistance (TCR) at the liquid–solid interface. Contact topography and interface …

Experimental and numerical analysis of failures on a die insert for high pressure die casting

R Markežič, I Naglič, N Mole, R Šturm - Engineering Failure Analysis, 2019 - Elsevier
A comprehensive study of failures on a used insert of a die for high pressure die casting of
aluminium alloy AlSi9Cu3Fe was conducted. The analysed insert was made of hot work tool …

The effect of aluminium content on the eutectic morphology of high pressure die cast magnesium–aluminium alloys

MS Dargusch, M Nave, SD McDonald… - Journal of alloys and …, 2010 - Elsevier
Increasing aluminium levels in high pressure die cast Mg–Al alloys results in an increase in
the volume fraction of eutectic Mg17Al12 with a change in its morphology from fully divorced …

The influence of in-cavity pressure on heat transfer and porosity formation during high-pressure die casting of A380 Alloy

MS Dargusch, A Hamasaiid, G Dour, N Balasubramani… - Jom, 2020 - Springer
This paper is concerned with the measurement of thermal properties and in-cavity pressures
in cold chamber high-pressure die casting. The influence of in-cavity pressure on the casting …

Experimental study and numerical verification of heat transfer in squeeze casting of aluminum alloy A443

Z Sun, H Hu, X Niu - Metallurgical and Materials Transactions B, 2012 - Springer
As an effective tool, simulation helps do the analysis and optimization in advance and
undertake preventive action. A critical portion of casting simulation is the heat transfer at the …