نتایج جستجو برای: die casting

تعداد نتایج: 138718  

2016
Bo Xing Yuandong Li Junyan Feng Guangshan Hu Chengli Tang Hugo F. Lopez

Rheo-forming is becoming the choice for production of high quality parts with diminished defects and fine integrity. In this paper, the novel self-inoculation rheo-diecasting (SIRD) process, in which semisolid slurry is produced by mixing two precursory solid and liquid alloys and subsequently pouring them through a multi-stream fluid director, has been proposed. Microstructural characteristics...

2010
Yoke Kqueen Cheah Manan Mat Jais

Cadmium were found in the die casting factory as by product of zinc alloy that used in the manufacturing of die cast. Metallothionein (MT) a carrier protein plays an important role in the detoxification process of cadmium in human. The usefulness of MT gene expression in peripheral blood lymphocytes (PBLs) as a biomarker of cadmium exposure and susceptibility could be determine by reverse trans...

2012
Y. Kuriyama K. Yano

In current casting factories, tilting type automatic pouring machines are often used to pour the molten metal into the mold, with the operator relying on experience, perception and repeated testing to manually determine the pouring velocity. However, seeking an optimum multistep pouring velocity through trial and error results in an enormous number of combinations and is very difficult. For thi...

2009
C. Belavý G. Hulkó K. Ondrejkovič

In the paper distributed parameter system models in the form of lumpedinput/distributed-output systems are introduced and modeling of temperature fields of the die in the benchmark casting plant is presented. Temperature fields were modeled and studied using a finite element method based software package COMSOL Multiphysics and numerical models in the form of a lumped-input/ distributed-output ...

2007
M. Krupiński L. A. Dobrzański

The merit of the project consists in the interdisciplinary joining of the knowledge in the area of light metal alloys, including Al and/or Mg, in the area of materials processing connected with the entire scope of problems connected with manufacturing of products and their elements, in the area of the automated low-pressure die casting, and also in the methodology of structure and properties as...

2008
Jan Hendrik Moltz Jan-Martin Kuhnigk Lars Bornemann Heinz-Otto Peitgen

Kurzfassung. In diesem Artikel wird ein neuer Algorithmus zur Segmentierung pleuraständiger Lungenrundherde in CT-Aufnahmen vorgestellt. Lungenrundherde mit großflächigem Kontakt zur Brustwand oder anderen gleichdichten Strukturen sind eine besondere Herausforderung für Segmentierungsverfahren. Wir verwenden einen Ray-Casting-Ansatz, um Punkte am sichtbaren Rand der Läsion zu finden, und berech...

Journal: :Technologies (Basel) 2021

Today, tool life in high pressure die casting (HPDC) is of growing interest. A common agreement that primarily decided by the thermal load and temperature gradients materials. Conformal cooling with growth additive manufacturing has raised interest as a means extending life. In current paper, conformal channels’ performance effect on cycle high-pressure rheocasting are investigated for conventi...

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