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extrusion speed

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260149
EISBN: 978-1-62708-336-2
... to analyze and assess important process variables such as runout, extrusion pressure, ram speed, and butt thickness. It also provides best practices for various operations and explains how to identify and remedy common extrusion defects. aluminum alloys extrudability extrusion extrusion defects...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260029
EISBN: 978-1-62708-336-2
... an equation that predicts temperature rise as a function of several variables, one of which is ram speed. Laue and Stenger ( Ref 8 ) presented a useful review, including Akeret’s method and Lange’s analytical method, to determine the temperature distribution during extrusion. Macey and Salim ( Ref 9...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260187
EISBN: 978-1-62708-336-2
...- and medium-strength alloys is discussed. The fundamentals are the same for extrusion of the harder alloys, the only difference being alloy chemistry and its effect on process parameters, such as billet temperature, extrusion speed, exit temperature, and quench procedure. With harder alloys, based...
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 the Aluminum Associations, Inc. , May 1996 24. Saha P.K. , Factors Affecting Speed and Pressure in 6063 Aluminum Extrusion , Proc. Aluminum 2000—3rd World Congress on Aluminum , 1997 (Cyprus), Interall Publications Extrusion is a plastic deformation process in which a block of metal...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260087
EISBN: 978-1-62708-336-2
... use of die technology enhances the ability of an extruder to meet customer needs. Extrusion performance can be affected by three major factors, mainly, the length of scrap per billet, the die life, and the extrusion speed. The objective of die manufacturers is to optimize these factors...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260055
EISBN: 978-1-62708-336-2
... and effective for designing and modifying dies and selecting optimum extrusion parameters, including billet temperature, container temperature, billet size, ram speed/displacement, and extrusion puller speed. Fielding ( Ref 1 ) gave a complete overview of the developments in extrusion presses with handling...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980195
EISBN: 978-1-62708-342-3
... on direct extrusion presses. For productivity reasons, higher extrusion speeds are desired in this process than those used in the transverse extrusion of soft solders, which are typically 4 m/min. It is therefore advantageous to heat the billets to 100 to 150 °C. Again, it is beneficial to have...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260245
EISBN: 978-1-62708-336-2
..., and cooling) to improve the productivity as well as the final mechanical properties of extrusion. Extrusion process technology research is continuously improving in many areas including increasing extrusion speed, extrusion with constant mechanical properties, improving productivity and quality...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980141
EISBN: 978-1-62708-342-3
... extrudability Fig. 4.61 Limiting extrusion speed measured on different aluminum alloys using the test section in Fig. 4.60 [ Cas 78 ] Fig. 4.60 Test section to estimate the extrudability of aluminum alloys using the extrusion speed as the limiting factor [ Cas 78 ] Fig. 4.62...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980323
EISBN: 978-1-62708-342-3
... temperature variation over the length of the extrusion or the stem displacement in the direct hot extrusion without lubrication of aluminium alloys Fig. 6.88 Extrusion with and without a speed profile for the same maximum exit temperature in the direct hot extrusion without lubrication of AlMgSi0.5...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260213
EISBN: 978-1-62708-336-2
... finish maintained over many extrusions High extrusion speeds Low manufacturing costs These requirements are usually fulfilled for rods and other simple shapes. However, as the complexity of the die increases, it becomes more difficult to comply with all the above-mentioned requirements. Many...
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 December 2006
DOI: 10.31399/asm.tb.ex2.t69980059
EISBN: 978-1-62708-342-3
...; l 0 , upset billet length; D 0 , container diam; τ S , shear stress; s , stem displacement; l R , discard length; ϑ B , initial billet temperature; ϑ A , container temperature; u St , stem speed Fig. 3.4 Billet-on-billet 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.t68260119
EISBN: 978-1-62708-336-2
... with Wagstaff MaxiCast System , Proc. Fifth International Aluminum Extrusion Technology Seminar , Vol 1 , Aluminum Association and Aluminum Extruders Council , 1992 16. Arase M. , Ohhaatake N. , and Nagai Y. , Development of High Speed Horizontal Continuous Casting in 6063 Billets...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980417
EISBN: 978-1-62708-342-3
... of the direct and indirect extrusion tools for indirect shape forming Table 7.5(a) Overview of the direct and indirect extrusion tools for indirect shape forming (a) Resistance heating in container holder. Source: Groos Overview of the direct and indirect extrusion tools for indirect...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230295
EISBN: 978-1-62708-298-3
... are chemically removed from the beryllium [ Marder 1991 ]. Beryllium powders can also be extruded [ Marder 1998a ]. The type of tooling and equipment necessary to accomplish beryllium extrusion is shown in Fig. 20.17 . The dies are usually made of either hot work steels, high-speed steels, or cart high...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980009
EISBN: 978-1-62708-342-3
...Abstract Abstract The hot-working process extrusion is used to produce semifinished products in the form of bar, strip, and solid sections, as well as tubes and hollow sections. The first part of this chapter describes the composition, properties, and applications of tin and lead extruded...
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
... Aluminum Alloy Designation 2.4 Aluminum Alloys 2.5 Wrought Non-Heat-Treatable Alloys 2.6 Wrought Heat Treatable Alloys 2.7 Melting and Primary Fabrication 2.8 Rolling Plate and Sheet 2.9 Extrusion 2.10 Forging 2.11 Heat Treating 2.12 Annealing 2.13 Forming 2.14 Casting...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550193
EISBN: 978-1-62708-307-2
... the beryllium. Beryllium powders can also be extruded. Warm extrusions are also produced bare using very low extrusion speeds, low reduction ratios, and special solid-film lubricants that strongly adhere to the billet. The main advantage is the ability to produce small, complex shapes with very good dimensional...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
... of various materials and the basic requirements for cold forging dies. The chapter also covers die manufacturing processes, such as high-speed and hard machining, electrodischarge machining, and hobbing, and the use of surface treatments. die materials die manufacturing 21.1 Introduction 21.2...