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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 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. It then covers...
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Published: 01 December 2006
Fig. 3.47 Material flow (extrusion stages) in indirect hot extrusion without a shell and without lubrication of CuZn42 billets with container diam D 0 = 110 mm More
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Published: 30 September 2023
Figure 10.5: Process limitations for hot extrusion from container friction and workpiece heating. More
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Published: 30 September 2023
Figure 10.20: Hot extrusion with gradually melting polymer lubricant. More
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Published: 30 September 2023
Figure 10.21: Glass-lubricated hot extrusion. More
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Published: 30 September 2023
Figure 10.22: Typical canning technique for hot extrusion. More
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Published: 30 September 2023
Figure 10.25: Material flow in hot extrusion of an aluminum alloy billet without lubrication. More
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Published: 01 December 2006
Fig. 3.2 Process sequence of direct hot extrusion without lubrication and without a shell, with loose dummy block. a, platen; b, die holder; c, die; d, container; e, billet; f, dummy block or pressure pad; g, extrusion stem More
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Published: 01 December 2006
Fig. 3.3 Process sequence of direct hot extrusion without lubrication and without a shell, with dummy block fixed to the stem. a, platen; b, die holder; c, die; d, container; e, billet; f, dummy block or pressure pad; g, extrusion stem More
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Published: 01 December 2006
Fig. 3.4 Billet-on-billet direct hot extrusion without lubrication and without a shell, with dummy block fixed to the stem. a, platen; b, die holder; c, die; d, container; e, billet; f, dummy block; g, extrusion stem; h, discard from the previous extrusion More
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Published: 01 December 2006
Fig. 3.9 Material flow zones in direct hot extrusion without lubrication and without a shell. A, primary deformation zone; B, secondary deformation zone; C, friction affected peripheral zone; D, dead metal zone; E, billet core; a, container; b, die; c, die holder; d, dummy block; e, stem; f More
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Published: 01 December 2006
Fig. 3.25 Process sequence in direct hot extrusion without lubrication and with a shell of copper alloys. a, platen; b, die holder; c, die; d, container; e, billet; f, dummy block; g, extrusion stem; h, cleaning billet; i, discard tube; k, shell; l, discard More
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Published: 01 December 2006
Fig. 3.27 Stages in the direct hot extrusion with a shell of the alloy CuCo 2 Be (Source: K. Müller, Srangpreβzentrum Berlin) More
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Published: 01 December 2006
Fig. 3.31 Principal material flow in direct hot extrusion with lubrication without a shell More
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Published: 01 December 2006
Fig. 3.32 Principal variation in the exit temperature ϑ S for direct hot extrusion with lubrication and without a shell for the initial billet temperature ϑ B that is much higher than the container temperature ϑ R (e.g., the direct hot extrusion with lubrication and without a shell of steel) More
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Published: 01 December 2006
Fig. 3.38 Process sequence in indirect hot extrusion without a shell. a, press platen; b, hollow stem holder; c, hollow stem; d, die; e, billet; f, container; g, sealing stem. See [ Bis 73 ]. More
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Published: 01 December 2006
Fig. 3.48 Material flow in indirect hot extrusion without a shell and without lubrication. (a) Material AlMg3; extrusion ratio V ges = 50; initial billet length l b = 500 mm; container diam D 0 = 140 mm. (b) Principal depiction of billet zones in indirect extrusion without lubrication More
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Published: 01 December 2006
Fig. 3.49 Removed aluminum shell in indirect hot extrusion with a shell and without lubrication. (a) Upset in the container on removal. (b) Partly upset [ Zie 73 ] More
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Published: 01 November 2013
Fig. 27 Hot extrusion methods for metal powders. Source: Ref 12 More
Series: ASM Technical Books
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.tb.atia.t59340143
EISBN: 978-1-62708-427-7
... Abstract Aluminum shapes, rod, bar, tubes, and wire may be produced directly as extrusions or by subsequent processing of continuous cast stock. This chapter describes the key aspects of aluminum extrusion and wire production focusing on the more common hot extrusion process and presenting...