ME364_casting_overview - 1 METAL CASTING CHAPTER CONTENTS...

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CHAPTER CONTENTS 1 METAL CASTING 1 Selection of castings of various materials, shapes, and sizes 1.1 Overview of Casting Technology DeFnitions Casting nomenclature Heating and pouring SolidiFcation and cooling 1.2 Casting Processes Expandable mold casting Permanent mold casting 1.3 Casting quality Casting nomenclature The Fgure in the right shows the nomencla- ture of mold and castings in sand casting. 1.1 OVERVIEW O± CASTING TECHNOLOGY Advantages Complex shapes Net-shape ability Very large parts Variety of metals Mass production Disadvantages Poor accuracy Poor surface Internal defects Mechanical properties Environmental impact Casting nomenclature Defnitions Casting is a process in which molten metal ²ows into a mold where it solidiFes in the shape of the mold cavity. The part produced is also called casting . Mold preparation Metal heating Pouring Processing Cooling Casting technology involves the next steps:
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Metal Casting 2 Valery Marinov, Manufacturing Technology The pouring cup, downsprue, runners, etc., are known as the
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This note was uploaded on 12/26/2011 for the course ENGINEERIN 364 taught by Professor Staff during the Fall '11 term at Eastern Mennonite University.

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ME364_casting_overview - 1 METAL CASTING CHAPTER CONTENTS...

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