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hot chamber die casting

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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 December 2018
DOI: 10.31399/asm.tb.aceg.t68410029
EISBN: 978-1-62708-280-8
... venting and are suitable for relatively shallow parts. These machines need excavations in the ground. Vertical die casting machines offer limited flexibility in part nesting layout. Cold chamber die casting machines are used exclusively for aluminum die casting. Hot chamber die casting machines...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060085
EISBN: 978-1-62708-261-7
... the part that is cast does not undergo hot or cold working operations subsequent to casting. These alloys are cast into a mold cavity and the resulting cast shape, with minor surface finishing, represents the shape of the finished product. Cast materials typically require less labor and fewer...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980323
EISBN: 978-1-62708-342-3
... (slab) casting plant (vertical plant) Process control in direct and indirect hot extrusion of aluminum alloys plays an important role in obtaining the maximum productivity and a predetermined reproducible product quality. The following discussion concentrates first...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140021
EISBN: 978-1-62708-335-5
... and promotion of specialized die casting machines capable of higher rates of production and improved performance. Die casting machines vary in type, size, and capacity. There are two basic concepts, hot and cold chamber operation. In the hot chamber process, the shot chamber and piston are immersed...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.9781627083423
EISBN: 978-1-62708-342-3
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550141
EISBN: 978-1-62708-307-2
... damping characteristics. Magnesium alloys have a very low viscosity, allowing the metal to flow long distances and fill narrow mold cavities. Their relatively low melting points allow the use of hot chamber die casting, and their minimal reactivity with steel below 704 °C (1300 °F) allows the use...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240509
EISBN: 978-1-62708-251-8
..., allowing the metal to flow long distances and fill narrow mold cavities. Their relatively low melting points allow the use of hot chamber die casting, and their minimal reactivity with steel below 705 °C (1300 °F) allows the use of inexpensive steel crucibles and molds. Since magnesium and its alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.9781627083355
EISBN: 978-1-62708-335-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260245
EISBN: 978-1-62708-336-2
... Abstract This chapter provides a summary of ongoing efforts to improve quality and productivity in the aluminum extrusion industry. It assesses advancements in several areas including extrusion presses and auxiliary equipment, tool and die technology, billet casting, extrusion thermodynamics...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240095
EISBN: 978-1-62708-251-8
...-rate production process using expensive equipment and precision-matched metal dies. Two methods, the hot and cold chamber die casting, are shown in Fig. 7.20 . The major die casting metals are zinc, aluminum, magnesium, and, to some extent, copper. Since the solidification rate is high, this process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980417
EISBN: 978-1-62708-342-3
... 1.2367 ( Conventional Hot-Working Steels for Use in Pressure Die Casting Molds with Specific Reference to the Hot-Working Steel 1.2367 ), Giesserei , Vol 76 ( No. 24 ), 1989 , p 848 – 849 [Dez 71]: Détrez P. and Leger M.Th. , Fonderie , Vol 26 , 1971 , p 395 – 403 [DGM 97...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980195
EISBN: 978-1-62708-342-3
...-stamping components. Car tire valves are produced from the alloy ZnAl15. After hot rolling, extrusion is the most important deformation process for zinc-base alloys, although the main application of zinc alloys is pressure die castings. The extrusion of these alloys has lost a lot of its importance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980141
EISBN: 978-1-62708-342-3
... , 1961 [Bau 63]: Bauser M. , Verformbarkeit und Bruchverhalten bei der Warmformgebung ( Workability and Fracture Behavior in Hot-Working ), Metall. , Vol 17 , 1963 , p 420 – 429 [Bau 64]: Bauser M. , Zeit-temperatur-Auschärtungsschaubilder und die Festigkeit stranggepreßter...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980059
EISBN: 978-1-62708-342-3
..., pushed along with the pressure pad by the stem into the container, upset in the container, and then pushed through a stationary die. The die aperture determines the external contour of the section. Fig. 3.2 Process sequence of direct hot extrusion without lubrication and without a shell...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260149
EISBN: 978-1-62708-336-2
... in grain size did not show any defect, as shown in Fig. 30(b) . The quality of weld joints within the welding chamber of a bridge or porthole die is an important factor. Figure 32 shows an example of improper bonding at the weld joint of a hollow die extrusion. Extruded round stocks are used...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... of microstructure within a part than is possible in cast and ingot metallurgy wrought products. Figure 7.1 provides an illustration of the potential for raw material input reduction for a specific gas turbine part (compressor disk) when produced by conventional ingot metallurgy, hot isostatic pressing (HIP) plus...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550223
EISBN: 978-1-62708-307-2
... by any one of several factors, or by a combination of factors. Among the most important are the amounts of specific alloying elements and impurities, melting process used to make ingot, casting process and volume of cast article plus use of densification techniques such as hot isostatic pressing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550457
EISBN: 978-1-62708-307-2
... for extrusion dies, where extremely high strength and wear resistance are necessary at elevated temperatures, such as extrusion of discontinuous MMCs. Virtually every casting method that can be used with unreinforced aluminum has been used with aluminum MMCs. These include the sand, gravity die (permanent...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870285
EISBN: 978-1-62708-314-0
..., it is melted by a combination of heat from the barrel and the shearing action of the screw. The material accumulates in the barrel and is then injected under high pressure as a hot fluid into a relatively cold closed die. After the desired shot size is accumulated, the screw stops rotating and moves forward...