Permanent Mold and Semipermanent Mold Processes
This article provides information on metals that can be cast in permanent molds. It discusses the manual and automatic operations, design guidelines, advantages, disadvantages, and applications of the casting. The article describes the number of factors considered when designing and building the molds. It examines the effect of mold design on mold life. The article outlines the primary purposes, procedure, and application of mold coatings. The variables that determine mold temperature and control measures associated with mold temperature are reviewed. The article explains the effect of short-term and long-term variables on the dimensional accuracy of permanent mold castings. It concludes with information on the factors of the surface finish on permanent mold castings.
Permanent Mold and Semipermanent Mold Processes, Casting, Vol 15, ASM Handbook, Edited By Srinath Viswanathan, Diran Apelian, Raymond J. Donahue, Babu DasGupta, Michael Gywn, John L. Jorstad, Raymond W. Monroe, Mahi Sahoo, Thomas E. Prucha, Daniel Twarog, ASM International, 2008
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