Image icon  Silica investment casting core

 
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Description: The milling makes the (light contrast) silica particles angular leaving only a few contact points between them. This sample still contains the polymeric resin. The low thermal expansion of fused silica and subsequent good thermal shock resistance make it ideal for this application.
Keywords: ceramic • fused silica • oxygen • silica • silicon
Categories: Science approaches > Microstructure
Materials > Ceramics & glasses > Glasses > Silica
Processes > Shaping > Casting
Properties > Mechanical & thermal > Thermal
Testing, analysis & experimentation > Metallography
Scale > Micro
Created by: Prof W E Lee, Department of Engineering Materials, University of Sheffield
DoITPoMS, University of Cambridge
Published by: DoITPoMS, University of Cambridge
License: This resource is released under the Creative Commons Attribution Non-Commercial Share Alike license (2.0 UK: England & Wales).
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Date created: 10 May 2002
Date added: 21 August 2009
Package:
Resource ID: 1193