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cubic boron nitride abrasives

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001320
EISBN: 978-1-62708-170-2
... Abstract The classes of tool materials for machining operations are high-speed tool steels, carbides, cermets, ceramics, polycrystalline cubic boron nitrides, and polycrystalline diamonds. This article discusses the expanding role of surface engineering in increasing the manufacturing...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003188
EISBN: 978-1-62708-199-3
... synthesized under metastable low-pressure conditions by chemical vapor deposition. Fig. 5 Typical hardness values of hard/abrasive materials and some work materials Cubic boron nitride, which has a hardness of 4700 HK, is the material of choice for machining steels with hardnesses exceeding 50...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003059
EISBN: 978-1-62708-200-6
... residing in available interstices. An illustration of the cubic and hexagonal close-packed lattices indicating the positions of tetrahedral and octahedral interstices is shown in Fig. 1 . Table 1 Summary of ceramic crystal structures Class Name Anion lattice Coordination Cation occupation...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001232
EISBN: 978-1-62708-170-2
... example, in a centerless grinding process for a bearing component, the operation consisted of rough, semifinish, and finishing steps involving three operations, three machines, a large in-process inventory, and inspection between each operation. By consistent finishing with cubic boron nitride (CBN...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003193
EISBN: 978-1-62708-199-3
... are identified in the standard marking system for conventional abrasive products (aluminum oxide or silicon carbide abrasives) in Fig. 1 . Figure 2 shows the standard marking system for superabrasive products (diamond or cubic boron nitride). Although standard marking systems are available (ANSI...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001305
EISBN: 978-1-62708-170-2
..., and thus provides impact resistance. The process encompasses a variety of techniques, including nitriding, carburizing, boriding, and flame hardening. Ferritic stainless steels are so named because their body-centered-cubic (bcc) crystal structure is the same as iron at room temperature...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003197
EISBN: 978-1-62708-199-3
..., carbon and hardness gradients, and process procedures of different types of case hardening methods: carburizing (gas, pack, liquid, vacuum, and plasma), nitriding (gas, liquid, plasma), carbonitriding, cyaniding and ferritic nitrocarburizing. An accurate and repeatable method of measuring case depth is...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003055
EISBN: 978-1-62708-200-6
... Hardness Mohs Knoop Zirconia 8 1160 Garnet 8 1360 Calcined alumina 9 2100 Silicon carbide 9–10 2480 Boron carbide 9–10 2750 Cubic boron nitride 10 4500 Diamond 10 7000 The size and shape of abrasive grains have an effect on the lapping action. A broad size...
Series: ASM Handbook
Volume: 13B
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v13b.a0003838
EISBN: 978-1-62708-183-2
..., c, and e, the white areas are cobalt binder phase. In b, d, and f, the darker, more rounded grains are the W x Ta y Ti z C cubic solid-solution γ phase. (a) and (b) Fine grain structures. (c) and (d) Medium grain structures. (e) and (f) Coarse grain structures. Original magnification all 1500...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003104
EISBN: 978-1-62708-199-3
... Abstract Wear of metals occurs by plastic displacement of surface and near-surface material, and by detachment of particles that form wear debris. This article presents a table that contains the classification of wear. It describes the testing and evaluation of wear and talks about the abrasive...
Book

Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.9781627081887
EISBN: 978-1-62708-188-7
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006765
EISBN: 978-1-62708-295-2
... is designed to make very precise cuts. They are smaller in size than the usual laboratory abrasive cutoff saw and use much smaller blades, typically from 7.6 to 20.3 cm (3 to 8 in.) in diameter. These blades can be of the nonconsumable type, made of copper-base alloys with diamond or cubic boron...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001239
EISBN: 978-1-62708-170-2
... 3 ). Table 1 gives physical properties of various abrasive and work materials, including values of k ρ c. From Table 1 , it can be seen that both cubic boron nitride (CBN), and diamond have significantly higher values of k ρ c than alumina (sapphire). Thus, Eq 6 and 9 imply that all other...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0006515
EISBN: 978-1-62708-200-6
... cubic boron nitride cd candela CEC cation exchange capacity CFC chlorofluorocarbon CFRP carbon-fiber-reinforced plastic CG ceramic grade CIE Commission Internationale de l'Éclairage CIP cold isostatic pressing cm centimeter CMC...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0005586
EISBN: 978-1-62708-170-2
... wave velocity CAD/CAM computer-aided design/computer-aided manufacturing CAE corrosion-affected erosion CANMET Canada Center for Mineral and Energy Technology CBED convergent-beam electron diffraction CBN cubic boron nitride CCT continuous-cooling transformation...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001290
EISBN: 978-1-62708-170-2
... that for bulk material or CVD titanium nitride films. Boron nitride is also a coating that is readily deposited by IBAD and has good wear characteristics ( Ref 119 ). The IBAD technique is the only one, as of 1994, that is capable of depositing cubic boron nitride that is theoretically as hard as...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001238
EISBN: 978-1-62708-170-2
... retained austenite on various heat-treated steels ground with cubic boron nitride. Acoustic microscopy has also been used to evaluate the thickness of the metallurgically damaged layer on a ground surface (Ref 48). Table 3 lists various testing techniques and references that provide additional...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.9781627081719
EISBN: 978-1-62708-171-9
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001304
EISBN: 978-1-62708-170-2
... 92 xx Si 1.40 and 2.00; Mn 0.65, 0.82, and 0.85; Cr 0 and 0.65 High-strength low-alloy steels 9 xx Various SAE grades Boron steels xx B xx B denotes boron steel Leaded steels xx L xx L denotes leaded steel Note: The xx in the last two digits of these...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003114
EISBN: 978-1-62708-199-3
... abrasion resistant. M 2 C Hexagonal W- or Mo-rich carbide of the W 2 C type. Appears after temper. Can dissolve a considerable amount of Cr. MC Face-centered cubic V-rich carbide. Resists dissolution. Small amount that does dissolve reprecipitates on secondary hardening. Source: Ref 3...