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workpiece machinability

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Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002177
EISBN: 978-1-62708-188-7
... Abstract This article discusses the factors to be considered in selecting and evaluating machining tests for the purpose of evaluating cutting tool performance and workpiece machinability. It provides a brief description of cutting tool materials, such as high-speed steels, uncoated and coated...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003186
EISBN: 978-1-62708-199-3
... Abstract Machining is a term that covers a large collection of manufacturing processes designed to remove unwanted material, usually in the form of chips, from a workpiece. This article discusses the basic classes of machining operations, including conventional, abrasive, and nontraditional...
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Published: 01 January 1989
Fig. 2 Numerically controlled machining center that can change workpieces as well as cutting tools. Courtesy of Kearney and Trecker Corporation More
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Published: 01 January 1989
Fig. 28 Roller support used to prevent the workpiece from bending during machining More
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Published: 01 January 1989
Fig. 6 Multiple-port workpiece processed by abrasive flow machining More
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Published: 01 January 2006
Fig. 12 Relation between wire electrode machining speed and workpiece thickness More
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Published: 01 January 2006
Fig. 3 End view of a cylindrical workpiece being rolled in a shoe-type machine with two powered rolls More
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Published: 01 December 1998
Fig. 39 End view of a cylindrical workpiece being rolled in a shoe-type machine with two powered rolls More
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Published: 01 January 2005
Fig. 2 Photograph of a horizontal roll forming machine showing the workpiece, roller, and furnace. This unit can operate at temperatures greater than 1000 °C (1800 °F) More
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002116
EISBN: 978-1-62708-188-7
... Abstract This article provides an overview of the independent and dependent variables of a machining process. Independent variables include workpiece material, specific machining processes, and tool materials and geometry. Cutting force and power, surface finish, and tool wear and failure...
Book Chapter

Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003990
EISBN: 978-1-62708-185-6
... Abstract Radial forging is a hot- or cold-forming process that uses two or more radially moving anvils or dies to produce solid or tubular components with constant or varying cross sections along their lengths. This article focuses on the workpiece configuration, workpiece materials, machines...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001233
EISBN: 978-1-62708-170-2
... the processing tool and the workpiece surfaces. This article provides information on the equipment used, applications, process capabilities, and limitations of ECM and EDM. electrical discharge machining equipment electrochemical machining electrochemical machining equipment electrodischarge machining...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002147
EISBN: 978-1-62708-188-7
... thread rolling MULTIPLE-OPERATION MACHINING refers to the machining of identical parts in high volume when the operations are performed consecutively or simultaneously to permit complete machining of the workpiece in one setup. Turning, cutoff, facing, drilling, boring, tapping, threading, and other...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005158
EISBN: 978-1-62708-186-3
... electrode and workpiece. The sparks travel through a dielectric fluid (typically a light oil) at a controlled distance. Both electrode and work must be electrically conductive. The EDM process has several advantages when machining difficult geometries or materials with poor machinability. Cavities with thin...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006826
EISBN: 978-1-62708-329-4
... Abstract The first part of this article focuses on two major forms of machining-related failures, namely machining workpiece (in-process) failures and machined part (in-service) failures. Discussion centers on machining conditions and metallurgical factors contributing to (in-process) workpiece...
Book Chapter

By Pel Lynah
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002154
EISBN: 978-1-62708-188-7
... for spherical surfaces, and specialized single- or double-plate machines (such as ball, roller, or pin laps) constitute the vast majority of lapping installations. Matched-Piece Lapping In matched-piece lapping, sometimes called equalizing, two workpiece surfaces separated only by a layer of abrasive...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003983
EISBN: 978-1-62708-185-6
... in the die. Workpiece surface finish is generally best when its rotation is about 80% of the rotating spindle speed. Resistance to rotation is manual when the swager is hand fed; mechanical means are used with automatic feeds. Machines Rotary swaging machines are classified as standard rotary...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002148
EISBN: 978-1-62708-188-7
.... The specific purpose of a fixture is to locate and hold a workpiece against the machining forces. A jig differs from a fixture in that it not only locates and holds a workpiece, but also guides the tool to ensure accurate positioning. Thus, fixtures are more open in design than jigs to facilitate the placement...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002160
EISBN: 978-1-62708-188-7
... Abstract Electrochemical machining (ECM) is the controlled removal of metal by anodic dissolution in an electrolytic cell in which the workpiece is the anode and the tool is the cathode. This article begins with a description of the ECM system and then discusses the primary variables...
Series: ASM Handbook
Volume: 13A
Publisher: ASM International
Published: 01 January 2003
DOI: 10.31399/asm.hb.v13a.a0003598
EISBN: 978-1-62708-182-5
... characteristics. Here, only ECG is discussed. Electrochemical Grinding As in other anodic dissolution processes, the workpiece is electrically conductive. The workpiece is usually made of a difficult-to-machine alloy, heat treated hard (≥60 HRC) material, or thermosensitive material. Electrochemical...