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cutting tool wear

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Published: 01 November 2013
Fig. 17 Comparison of toughness and wear resistance for various cutting tool materials. Courtesy Metcut Research Associates, Inc. Source: Ref 8 More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390456
EISBN: 978-1-62708-459-8
.... This chapter covers the mechanics and tribology of metal cutting processes. It discusses the factors that influence chip formation, including tool and process geometry, cutting forces and speeds, temperature, and stress distribution. It reviews the causes and effects of tool wear and explains how to predict...
Image
Published: 01 November 2013
Fig. 12 Crater wear, flank wear, and depth-of-cut notch wear processes. (a) Schematic of wear mechanisms. (b) Crater wear on a cemented carbide tool produced during the machining of plain carbon steel. Original magnification: 15×. (c) Abrasive wear on the flank face of a cemented carbide tool More
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740213
EISBN: 978-1-62708-308-9
... be achieved through conventional machining methods, the mechanics of chip formation, the factors that affect tool wear, the selection and use of cutting fluids, and the determination of machining parameters based on force and power requirements. It also includes information on nontraditional machining...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2008
DOI: 10.31399/asm.tb.emea.t52240411
EISBN: 978-1-62708-251-8
... to 600 °F), provides a suitable combination of mechanical properties for most dies made from type O1, O2, or O6. Type O7 has lower hardenability but better general wear resistance than any other group O steels, and it is more often used for tools requiring keen cutting edges. Oil-hardening tool steels...
Book Chapter

By Soumya Subramonian
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500001
EISBN: 978-1-62708-317-1
... Abstract This chapter provides an overview of the blanking process and the forces and stresses involved. It discusses the factors that affect part quality and tool life, including punch and die geometry, stagger, clearance, and wear as well as punch velocities, misalignment, and snap-thru...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170573
EISBN: 978-1-62708-297-6
... carbides and cermets can be found in Ref 1 and 2 . Cemented Carbides for Machining Applications The performance of cemented carbides as a cutting tool lies between that of tool steel and cermets. Compared to tool steels, cemented carbides are harder and more wear resistant, but also exhibit lower...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310181
EISBN: 978-1-62708-286-0
... carbide levels, which will lead to higher tool wear. This is especially true if the material is being machined in the hardened condition. The higher strengths will require more horsepower to cut and will need more rigid setup than ferritic steels. The work-hardening rate of martensitic stainless is lower...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170210
EISBN: 978-1-62708-297-6
..., and other properties. alloy carbides tool steel Composition Wear resistance Introduction and Overview A tool steel is any steel used to make tools for cutting, forming, or otherwise shaping a material into a part or component adapted to a definite use. The earliest tool steels were simple...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630169
EISBN: 978-1-62708-270-9
... of differences in packing and thermal characteristics. Slight, controlled grinding wear may sometimes be used to advantage to maintain a self-sharpening behavior in certain cutting tools. Hardened surfaces may be used with soft surfaces to keep the tool sharp by judicious use of the “rat’s-tooth principle...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060273
EISBN: 978-1-62708-261-7
... at sufficient levels to provide high attainable hardening response, excellent wear resistance, high resistance to the softening effects of elevated temperature, and good toughness for effective use in industrial cutting applications. The ability to produce useful tools by working and forming metals...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280189
EISBN: 978-1-62708-267-9
... for tool life in machining superalloys. Cutting temperatures reached for superalloys are typically 1400 to 1850 °F (760 to 1010 °C). These temperatures are sufficiently high that oxidation and diffusion become significant contributing factors to total tool wear even for the carbide tools. Many data...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900007
EISBN: 978-1-62708-358-4
... in the tool steel: And these minor charactertistics may be required Under these conditions: These major properties (a) should be sought Wear resistance Toughness Hot hardness Cuts Wear resistance and resistance to softening effect of heat Grindability and toughness Light cuts, slow speeds 4...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.t59390039
EISBN: 978-1-62708-459-8
... and either become neutralized or, if they are sharp and hard, stick out at an unfavorable angle and act as cutting tools or third-body wear sources. Usually wear is a rare event, predictive models are suspect if they exist at all, and therefore accelerated life testing is often applied. It is very...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300199
EISBN: 978-1-62708-323-2
... transfer. High-speed steels are usually hardened to 65–67 HRC. They resist adhesive wear when rubbing against each other because of their high hardness and strength, but like forming dies, adhesive transfer of the work material to the tool is a problem, which is termed edge buildup on cutting tools...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230339
EISBN: 978-1-62708-298-3
.... The chips tend to become more continuous with decreasing oxide content. The abrasiveness of beryllium will rapidly wear down cutting tool edges, degrading accuracy and causing excessive scrap due to the need to repeat machining of machined parts requiring tight tolerances. The abrasiveness (tool wear...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2015
DOI: 10.31399/asm.tb.tpmpa.t54480293
EISBN: 978-1-62708-318-8
..., and smearing, because an alloy is continuously formed between the titanium chip and the tool material. This alloy passes off with the chip, producing tool wear. Titanium reactivity also shows up when the tool dwells in the cut even momentarily, as in drilling. In this instance, the cutting temperature drops...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 September 2023
DOI: 10.31399/asm.tb.stmflw.9781627084598
EISBN: 978-1-62708-459-8
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270053
EISBN: 978-1-62708-301-0
... of the specific tool of interest was facilitated by paying careful attention to the individual characteristics of the tools and the tool marks individually produced by them. The cutting edges of these tools are chromium plated for wear resistance. Over a period of time, the chromium plating on the cutting...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 1998
DOI: 10.31399/asm.tb.ts5.t65900251
EISBN: 978-1-62708-358-4
... Abstract High-speed tool steels have in common the ability to maintain high hardness at elevated temperatures. High speed steels are primarily used for cutting tools that generate heat during high-speed machining. They are designated as group M or group T steels in the AISI classification...