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conventional sand castings

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200173
EISBN: 978-1-62708-354-6
... Abstract This chapter discusses the following conventional molding processes for static casting: green sand molding, dry sand molding, vacuum molding, and expendable pattern casting. It also discusses core and mold processes for steel castings. The chapter provides an overview of sand molds...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480161
EISBN: 978-1-62708-318-8
..., it has not been used for titanium because of reactivity problems with conventional mold sands. The U.S. Bureau of Mines developed a sand casting method for titanium alloys using sand molds coated with zirconium oxide. Cast parts have a very limited alpha-case depth, but the surface finish is inferior...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140021
EISBN: 978-1-62708-335-5
..., while conventional castings are produced by the rotation of one or more molds about a vertical axis. Metal may be introduced before or during rotation. Baked sand, plaster, or graphite molds have been used, but iron and steel dies are most common. Centrifugal castings are generally, but not always...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740047
EISBN: 978-1-62708-308-9
..., crucible, and vacuum melting, and common casting techniques such as sand casting, plaster and shell casting, evaporative pattern casting, investment casting, permanent mold casting, cold and hot chamber die casting, squeeze casting, semisolid metal processing, and centrifugal casting. casting...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320011
EISBN: 978-1-62708-332-4
... in rapid sand casting. Cores and molds are created directly from the 3D component geometry, skipping the need to create tooling. This saves the time and cost of developing conventional tooling. This method is particularly attractive in rapid development of sand-cast prototypes for proof-of-design concept...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.9781627083355
EISBN: 978-1-62708-335-5
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340083
EISBN: 978-1-62708-427-7
.... Aluminum Shape-Casting Processes Aluminum is one of the few metals that can be shape cast by all the conventional casting process. Most shape casting is done with either expendable or reusable (semipermanent) molds. Expendable molds (typically sand molds ) are broken up and removed from the cast part...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370177
EISBN: 978-1-62708-447-5
... Abstract The gravity permanent mold (GPM) process produces castings of high strength and integrity with good surface finish and consistent dimensions. This chapter lists castings produced using GPM and semipermanent mold (SPM). It illustrates the basic elements of a conventional tilt pour...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2023
DOI: 10.31399/asm.tb.ceeg.t59370021
EISBN: 978-1-62708-447-5
... Abstract This chapter focuses on the elements and functions of sand conditioning equipment which are critical to achieving good quality castings. The sand conditioning equipment include sand muller; core sand mixers; sand conveyors and bucket elevators; sand aerators; mold conveyors; shakeout...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
..., gravity, micro, and inverse. The chapter also provides information on grain refinement and secondary dendrite arm spacing and porosity and shrinkage in castings. It concludes with a brief overview of six of the most important casting processes in industries: sand casting, plaster mold casting, evaporative...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200220
EISBN: 978-1-62708-354-6
... and a process output ( Figure 17-9 ). Fig. 17-7 Fishbone diagram used in identifying variables Fig. 17-8 Examples of variations in carbon, manganese, and silicon of cast 1025 carbon steel due to melting process variables Fig. 17-9 Sand inclusion and misrun results for truck frames...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200437
EISBN: 978-1-62708-354-6
... Holes . . . 1) Holes in the head plate or blow plate of a core-blowing machine through which sand is blown from me reservoir into the core box. 2) Irregular shaped cavities with smooth walls produced in a casting when gas is entrapped during mold filling. The gas sources may be air, binder decomposition...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... Abstract This chapter discusses the advantages, limitations, and applications of various aluminum casting processes, namely green sand casting process, air set or no-bake molding process, vacuum molding process, evaporative foam casting process, and die casting process. The processes covered...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550033
EISBN: 978-1-62708-307-2
... crankcases; gasoline and oil tanks; oil pans; typewriter frames; engine parts 332.0 Automotive and heavy-duty pistons; pulleys, sheaves 333.0 Gas meter and regulator parts; gear blocks; pistons; general automotive castings 354.0 Premium-strength castings for the aerospace industry 355.0 Sand...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200197
EISBN: 978-1-62708-354-6
.... Shakeout The shakeout operation, i.e. the separation of the casting from the mold and core sand, is the first step in finishing a casting after it has solidified and cooled in the mold. A considerable amount of energy is required to remove the adhering sand and oxide, and lumps of sand still bonded...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200133
EISBN: 978-1-62708-354-6
... an overview of how steel castings may be effectively adapted to modern concurrent engineering processes. Concurrent Engineering and the Casting Process The flow diagrams in Figures 8-1 and 8-2a and 8-2b highlight the basic differences between Conventional and Computer Aided Concurrent Engineering...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1995
DOI: 10.31399/asm.tb.sch6.t68200164
EISBN: 978-1-62708-354-6
... specific heat. Cast iron patterns are usually used for the shell process, however, beryllium-copper and chrome-copper patterns may also be used. Vacuum (V) and Full Mold Processes Some molding methods utilize different types of patterns from those employed by more conventional sand molding methods...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.9781627082808
EISBN: 978-1-62708-280-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... Abstract This chapter describes the processes involved in alloy production, including melting, casting, solidification, and fabrication. It discusses the effects of alloying on solidification, the formation of solidification structures, supercooling, nucleation, and grain growth. It describes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250129
EISBN: 978-1-62708-345-4
... (as compared with conventional green sand molding) can reduce the amount of machining required for completion of the part As-cast dimensions may not be critical, but smooth surfaces (smoother than can be obtained by sand casting) are the primary objective. An example of a cast tooth bevel gear...