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hot extrusion

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980323
EISBN: 978-1-62708-342-3
...Abstract Abstract The machinery and equipment required for rod and tube extrusion is determined by the specific extrusion process. This chapter provides a detailed description of the design requirements and principles of machinery and equipment for direct and indirect hot extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980417
EISBN: 978-1-62708-342-3
...Abstract Abstract This chapter begins with a description of the requirements of tooling and tooling material for hot extrusion. It covers the processes of designing tool and die sets for direct and indirect extrusion. Next, the chapter provides information on extrusion tooling and die sets...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740103
EISBN: 978-1-62708-308-9
... methods, including open-die and closed-die forging, hot upset and roll forging, high-energy-rate forging, ring rolling, rotary swaging, radial and orbital forging, isothermal and hot-die forging, precision forging, and cold forging. The chapter also includes information on cold and hot extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980059
EISBN: 978-1-62708-342-3
... Fig. 3.1 (a) Direct extrusion processes. (b) Indirect extrusion processes. (c) Hydrostatic extrusion processes. (d) Special extrusion processes Fig. 3.2 Process sequence of direct hot extrusion without lubrication and without a shell, with loose dummy block. a, platen; b, die holder...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240279
EISBN: 978-1-62708-251-8
... conducted hot. Secondary processes, which are used to produce the final product shape, are conducted either hot or cold. The chapter discusses the primary objectives, principal types, advantages, and disadvantages of both primary and secondary metalworking processes. They are rolling, forging, extrusion...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980195
EISBN: 978-1-62708-342-3
...Abstract Abstract Compared with other deformation processes used to produce semifinished products, the hot-working extrusion process has the advantage of applying pure compressive forces in all three force directions, enhancing workability. The available variations in the extrusion process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260001
EISBN: 978-1-62708-336-2
.... and Parkins R.N. , The Extrusion of Metals , 2nd ed. , Chapman and Hall Ltd. , London , 1960 9. Valberg H. , A Modified Classification System for Metal Flow Adapted to Unlubricated Hot Extrusion of Aluminum and Aluminum Alloys , Proc. Sixth International Aluminum Extrusion Technology...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980009
EISBN: 978-1-62708-342-3
... Fig. 2.18 Coal silo wagon produced in welded self-supporting large extrusion technology to U.S. standard. Source: Alusuisse Fig. 2.19 Design and construction of the coal silo wagon shown in Fig. 2.18 Abstract Abstract The hot-working process extrusion is used to produce...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.9781627083423
EISBN: 978-1-62708-342-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260029
EISBN: 978-1-62708-336-2
... T. and Kobayashi S. , A Numerical Method for Estimating the Temperature Distribution in Extrusion Through Conical Dies , J. Eng. Ind. (Trans. ASME), 1968 10.1115/1.3604584 7. Castle A.F. and Sheppard T. , Hot Working Theory Applied to Extrusion of Some Aluminum Alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550299
EISBN: 978-1-62708-307-2
.../workpiece) control Product yield losses Canned hot extrusion High rate process Conventional steel tooling Wide working temperature range Refined microstructure High product yield Large experience base Workability-limited process parameter selection Can/decan costs; can...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480207
EISBN: 978-1-62708-318-8
.... Cold extrusion of titanium including hydrostatic extrusion has been performed, but it is not a commercial process. Hot extrusion is used to produce long sections. Shapes can also be made by rolling, but the process is practical only if sufficient quantities are produced to justify the high cost...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870537
EISBN: 978-1-62708-314-0
... and the methods used to produce them. It begins with a review of the composition and properties of aluminum matrix composites. It then describes discontinuous composite processing methods, including stir and slurry casting, liquid metal infiltration, spray deposition, powder metallurgy, extrusion, hot rolling...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2007
DOI: 10.31399/asm.tb.pmsspmp.t52000039
EISBN: 978-1-62708-312-6
... rigid die compaction, metal injection molding, extrusion, and hot isostatic pressing. It explains where each process is used and how processing parameters, such as temperature and pressure, and powder characteristics, such as particle size and shape, influence the quality of manufactured parts...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... application to superalloys. It describes the gas, vacuum, and centrifugal atomization processes used to make commercial superalloy powders. It explains how the powders are consolidated into preforms or billets using hot isostatic pressing, extrusion, or a combination of the two. It also provides information...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060117
EISBN: 978-1-62708-261-7
... LC Pressing and sintering (PM) NA A A A A A NA A LC A A Hot extrusion NA A LC LC A A NA A LC LC LC Rotary swaging NA A A A A LC LC A NA A A Machining from stock A A A A A A A A LC LC LC Electrochemical machining A A A A LC LC LC LC...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230163
EISBN: 978-1-62708-298-3
... and aluminum phases. In powder form, the aluminum matrix is the continuous phase. After hot extrusion, the beryllium and aluminum phases become intermixed with the larger-volume-percent beryllium phase, appearing as more continuous. Extrusions have a tendency to exhibit some aluminum stringers parallel...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.tb.ems.t53730139
EISBN: 978-1-62708-283-9
.... Although viscous glasses often are used in hot extrusions, most hot working is done without any lubrication. The work metal tends to oxidize. Scaling of steel and copper alloys causes loss of metal and roughened surfaces. Although processing under inert atmosphere is possible, it is prohibitively...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260187
EISBN: 978-1-62708-336-2
...., Aluminum: Properties and Physical Metallurgy , American Society for Metals , 1984 8. Aluminum Extrusion Alloys , Kaiser Aluminum & Chemicals, Inc. , Oakland, CA , 1964 9. Zasadzinski J. and Misiolek W. , Estimating Optimal Speed/Temperatures to Maximize Hot Extrusion Exit...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040107
EISBN: 978-1-62708-300-3
.... However, in principle, most of the same relationships apply also in other hot forming processes such as hot extrusion and hot rolling. It is useful to consider forming load and energy as related to forming equipment. For a given material, a specific forming operation (such as closed-die forging...