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cemented carbide parts

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Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300271
EISBN: 978-1-62708-323-2
... tool comprised of tiny diamonds bonded by cobalt. However, polycrystalline diamonds are not considered to be part of cemented carbides—they are a competitive material. This chapter discusses the tribological properties of these three classes of engineering materials; they are wear superheroes...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170573
EISBN: 978-1-62708-297-6
..., construction, rock drilling, metalforming, structural components, and wear parts. Cemented carbides for machining applications are often coated with hard ceramic coatings for enhanced tooling performance. 574 / Special-Purpose Alloys Cermets. The term cermet refers to a composite of a ceramic material...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300421
EISBN: 978-1-62708-323-2
... well as springs (music wire) in many tribosystems. The tool steels designation system essentially suggests where the different types should be used: O series: short-run tooling A series: medium-run tooling D series: long-term tooling Cemented carbide: tooling for millions of parts...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290201
EISBN: 978-1-62708-319-5
... Abstract This chapter provides details on powder-binder processing for three materials, namely precipitation-hardened 17-4 PH stainless steel, cemented carbides, and alumina. The types of powders, binders, feedstock, shaping processes, debinding, sintering cycles, compositions, microstructure...
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
... powder metallurgy tool steels cemented carbides coatings cutting tools A COMMON REQUIREMENT for tools is that the workpiece should have a minimal adverse effect on the tool in order for the tool to do its job successfully and for it to have a reasonable lifetime. The properties that are important...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350183
EISBN: 978-1-62708-315-7
... Fig. 14 Compares the abrasion resistance of TiN coatings applied by various thin-film processes Fig. 15 Compares the surface hardness of hardened tool steel and a cemented carbide with that of the following surface-hardening processes: TRD, CVD, PVD, boriding, chrome plating, electroless...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.9781627083232
EISBN: 978-1-62708-323-2
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300335
EISBN: 978-1-62708-323-2
... than 2 μm. Figure 12.4 shows a used cemented carbide tool bit with a TiN coating. The cutting tip chipped and wore down, and the TiN spalled when the carbide fractured, but it is intact after the substrate failed; note the nodules on the TiN coating. These are typical of arc-sputtered coatings...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040277
EISBN: 978-1-62708-300-3
... machinability, as long as they have not been hardened, and a very high resistance to wear in the hardened state. They are used to form very large cold forgings [ ICFG, 1992 ]. 21.4.1 Cemented Carbide Cemented carbides are composite materials consisting of hard, wear-resistant material in a more ductile...
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
... coating) relative to the workpiece material is a requisite property for crater resistance. 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...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350095
EISBN: 978-1-62708-315-7
.... The chapter also covers ion implantation and laser alloying. anodizing conversion coating diffusion coating pack cementation SURFACE TREATMENTS that change the surface chemistry of a metal or alloy, but that do not involve intentional buildup or increase in part dimension, include...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740325
EISBN: 978-1-62708-308-9
... of the part simultaneously, any inherent stresses in the piece are equally relieved. Silicon carbide and fused aluminum oxide are the abrasives most widely used for lapping. Silicon carbide is used for lapping hardened steel or cast iron. Fused alumina is used for lapping soft steels or nonferrous metals...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.9781627083195
EISBN: 978-1-62708-319-5
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290261
EISBN: 978-1-62708-319-5
... between parts or over subsequent operations, fabrication days, or feedstock batches. For some materials, the desire is no nal carbon (austenitic stainless steel, alumina, titanium), while others require a precise nal carbon level, and, in the extreme, cemented carbides and silicon carbides require very...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170540
EISBN: 978-1-62708-297-6
... company proprietary data; included with “Miscellaneous and unspecified.” (d) Includes nonferrous alloys, welding materials, and wear-resistant alloys. (e) Includes diamond bit matrices, cemented and sintered carbides, and cast carbide dies or parts. (f) Includes feed or nutritive additive...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290001
EISBN: 978-1-62708-319-5
... processing into the realm of metals and alloys, ceramics, cemented carbides, and composite materials. The forming operations rely on a binder or polymer (the two terms are often used synonymously) to enable shaping. The binder is removed after shaping, while the shaped particles are subjected to sintering...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350125
EISBN: 978-1-62708-315-7
... carbide (Cr 3 C 2 ), and boron carbide (B 4 C). These ceramics are applied by thermal spraying or vapor deposition techniques. Nitrides Nitrides are used for wear-resistant applications, most notably surface engineering of cemented carbide cutting tools and tool steels. Titanium nitride (TiN...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740373
EISBN: 978-1-62708-308-9
... for P/M parts are cemented carbide cutting tools, heavy-duty brake pads, magnetic cores for transformers, antifriction bearings, and light bulb filaments. Fig. 1 Typical powder metallurgy (P/M) parts used in automotive industry. (a) Carriers for planetary pinion gears. (b) Powder forged one-way...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2001
DOI: 10.31399/asm.tb.secwr.t68350001
EISBN: 978-1-62708-315-7
... play a significant role in wear-resistant surfaces. The use of very hard materials such as ceramics, cemented carbides, and hard chromium can lead to fracture problems that nullify the benefits of the hard surface. Make the eroding surface resistant to corrosion. Examples include the use of cobalt...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2022
DOI: 10.31399/asm.tb.isceg.t59320031
EISBN: 978-1-62708-332-4
... oxidation resistance Gray iron, C = 3.5% min, graphite size 3–5, ferrite or carbide <5% Heavy-duty brake drums for trucks and railroad, diesel engine parts Heat resistance up to 345 °C, heat conduction, pressure C.E. = 3.8 % max Paper mill dryer cylinders, pressure valve bodies, dryers for food...