Technical papers

Renault employs ESI QuikCAST to Define Standards for Quality Castings

THE CHALLENGE To define design rules for filling & feeding systems across different product lines to enhance competitiveness and achieve quality casting production. THE STORY Traditional methods in the past had…

Added Value of Process Modelling in Development of Automotive Die Casting Parts

Porosity in high performance castings can reduce mechanical properties and consequently degrade both component life and durability. Automotive Market increasingly requests High Performance Castings with high structural…

The Practical and Effective Deployment of Virtual Casting

It can be an interesting journey when a foundry moves from quite conventional process design methods to one based on virtual prototyping technology, i.e. computational or virtual casting. Specific examples are discussed…

Electric Steelmaking Coupled Multiphysics Simulation by Finite Elements

State of the art computer aided coupled multiphysics simulation tools can be advantageous in the understanding and design of industrial processes. This paper presents such a tool for electric steelmaking, metallurgical…

Hydrogen Tracking In Production Of A Special Forging: From Ingot Casting To Heat Treatment Using Simulation

Hydrogen has been and always will be a source of various problems within steel production because of its generally detrimental effects on processing characteristics and service performance of steel products.…

Virtualization Of High Vacuum And High Performance HPDC Machine For Top Quality Casting

OEM and automotive market is driven foundry suppliers to high performance castings: high structural integrity, high mechanical properties, welding and heat treatment. These requirements are typically obtain with gravity…

Verification Of Continuous Casting Process Of Steel Round Billets Using Numerical Modelling

Continuous casting technology is currently the primary method in production of steel billets and slabs. The primary and secondary cooling must ensure the continuous casting of steel without strand breakouts and other…

Microporosity Prediction and Validation for Ni-based Superalloy Castings

Microporosity in high performance aerospace castings can reduce mechanical properties and consequently degrade both component life and durability. Therefore, casting engineers must be able to both predict and reduce…

Part Ejection in Magnesium High Pressure Die Casting

One important process step in Magnesium HPDC (High Pressure Die Casting) is the ejection of part from the mold. Due to solidification and cooling down the part shrinks onto the mold. To overcome the strong forces that…

Grain Structure Prediction

The control of grain structure, which develops during solidification processes in investment casting of nozzle guide vanes (NGVs), is a key issue for optimization of their mechanical properties. The main objective of…