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Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420001
EISBN: 978-1-62708-487-1
... Abstract This chapter introduces basic extrusion concepts, including types, processes, mechanics, and the principal variables and their effects on extrusion. The chapter defines the two basic types of extrusion commonly used in the aluminum extrusion industry, direct and indirect. The chapter...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420025
EISBN: 978-1-62708-487-1
... Abstract Tribology plays a critical role in extrusion. This chapter provides an overview of tribology in extrusions including a discussion about the friction models at various locations of the extrusion tooling/die material interfaces and a discussion about wear and lubrication in extrusion die...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420233
EISBN: 978-1-62708-487-1
... Abstract This chapter discusses the extrusion technology of soft- and medium-strength aluminum alloys. The relative extrudability ratings of some soft- and medium-grade alloys are given. The chapter presents useful extrusion parameters and their relationships associated with day-to-day...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420291
EISBN: 978-1-62708-487-1
... Abstract This chapter discusses the extrusion technology of hard alloys. The chapter provides an overview of hollow extrusion for aerospace application. It presents extrusion defects related to hard alloys. The chapter describes the extrusion quality requirements for aerospace applications...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420333
EISBN: 978-1-62708-487-1
... Abstract Variables affecting the cost of aerospace extrusions, including extrusion geometry, billet alloy, press size, order quantity, and the length of extrusion and final temper, are discussed in this chapter. Energy and labor inputs at various stages for aerospace extrusions are shown...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.t59420347
EISBN: 978-1-62708-487-1
... process- and quality-control framework system of an aluminum extrusion plant, starting from alloy and billet making to the final heat treatment process parameters required to bring the extrusion to the final alloy and temper designation to meet product requirements. aluminum aluminum alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2025
DOI: 10.31399/asm.tb.aet2.9781627084871
EISBN: 978-1-62708-487-1
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390284
EISBN: 978-1-62708-459-8
... Abstract This chapter deals with the mechanics and tribology associated with the extrusion of bars, sections, and tubes. It covers direct and indirect extrusion processes in detail and demonstrates the use of important equations, relationships, and measurements for determining pressure, force...
Book Chapter

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...
Book Chapter

By Klaus Siegert
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980059
EISBN: 978-1-62708-342-3
... Abstract This chapter opens with a discussion of the classification of rod and tube extrusion processes. The standard processes involve hot working (extrusion at temperatures above room temperature), but some specialized cold working processes are also used for rod and tube extrusion. The next...
Book Chapter

By Detlef Smolarek
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980551
EISBN: 978-1-62708-342-3
... Abstract The aim of every extrusion plant is the efficient production of competitive products that meet the appropriate quality requirements. This chapter discusses the processes involved in the selection and introduction of a quality management system, along with its application, advantages...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260001
EISBN: 978-1-62708-336-2
... Abstract This chapter discusses the basic differences between direct and indirect extrusion, the application of plastic theory, the significance of strain and strain rate, friction, and pressure, and factors such as alloy flow stress and extrusion ratio, which influence the quality of material...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260029
EISBN: 978-1-62708-336-2
... Abstract This chapter provides an overview of the thermodynamics of extrusion. It begins by presenting a thermodynamic model of the extrusion process expressed in the form of finite difference equations. It then explains how the model accounts for multiple sources of heat generation...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260055
EISBN: 978-1-62708-336-2
... Abstract This chapter covers the different types of extrusion presses in use, discussing their relative advantages, operating parameters, and selection factors. It describes the function of major components, including containers, stems, dummy pads, and die carriers, the maintenance they require...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260087
EISBN: 978-1-62708-336-2
.... die bearings die design extrusion extrusion dies Extrusion delivery, cost, and quality are three important factors in a competitive market. To meet quality requirements, the performance of the extrusion die is critical. Die performance impacts product quality, productivity, recovery...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260149
EISBN: 978-1-62708-336-2
... Abstract This chapter discusses the extrusion characteristics of relatively soft aluminum alloys. It begins by identifying alloy designations within the class and the types of extrusions made from them. It then explains how extruded shapes and cross-sections are defined and how to analyze...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260187
EISBN: 978-1-62708-336-2
... Abstract This chapter discusses the extrusion characteristics of hard aluminum alloys, particularly those in the 5000 and 7000 series. It begins with a review of two studies, one showing how the extrudability of 7 xxx alloys varies with the presence and amount of different alloying elements...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260213
EISBN: 978-1-62708-336-2
... Abstract This chapter provides guidelines on how to set up and run an effective quality-improvement program for aluminum extrusion operations. It begins by identifying production processes and variables that impact the quality of hard and soft alloy extrusions. It then presents a series...
Book

By A.F. Castle
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.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...