Results 61 to 70 of about 366 (156)

Polycrystalline cubic boron nitride (PCBN) cutting tools

, 1993
Cubic boron nitride has emerged as a source material for new generation superhard cutting tools . Polycrystalline13; cubic boron nitride cutting tools are capable of cutting hardened steels, chilled cast irons, superalloys and other difficult to cut ...
Bhaumik, SK, Singh, AK
core  

Influence of cBN content, Al2O3 and Si3N4 additives and their morphology on microstructure, properties, and wear of PCBN with NbN binder [Elektronisk resurs]

, 2020
Polycrystalline cubic boron nitride (PCBN) tool materials with NbN binder without additives and PCBN with Al2O3 or Si3N4 micropowder and whisker additives were manufactured and compared.
Garashchenko, V.,, Bushlya, V.,, Rumiantseva, Yu,, Turkevich, V.,, Melnichuk, Iu,, Lund University., Zaporozhets, O.,   +6 more
core   +2 more sources

Influence of the preparation processes on the residual stresses in PCD and PcBN tools

European Journal of Materials
Ultra-hard cutting materials such as polycrystalline diamond (PCD) and cubic boron nitride (PcBN) are increasingly being used as cutting tools in machining.
Bernd Breidenstein, Nils Vogel, Benjamin Bergmann   +2 more
doaj   +1 more source

The Influence of PCBN Inserts Microgeometry on Cutting Forces, Surface Roughness, and Tool Wear When Milling Inconel 718

Advances in Mechanical and Materials Engineering
This study investigates the effect of cutting edge microgeometry on the milling of Inconel 718, a superalloy widely used in aircraft engine components. Face milling tests were conducted using a Ø63 mm tool with unevenly distributed polycrystalline cubic ...
Marcin Szpunar, Marek Zwolak, Robert Ostrowski   +2 more
doaj   +1 more source

Multicomponent binders for PcBN performance enhancement in cutting tool applications

, 2022
This study proposes a novel design of binders for polycrystalline cubic boron nitride (PcBN) cutting tool materials. Well-known binder phases TiC and TiN were combined with transitional metal nitrides ZrN, VN, and HfN.
Ståhl, Jan Eric, Petrusha, Igor, Can, Antionette, Stratiichuk, Denys, Slipchenko, Kateryna, Lenrick, Filip, Bushlya, Volodymyr, Turkevich, Vladimir   +7 more
core   +1 more source

Numerical determination of thermoelectric parameters for two-stage sintering of cBN–Al system samples in a high-pressure cubic cell

Фізика і хімія твердого тіла
Preliminary numerical modeling of coupled electric and thermal fields in a six-punch HPA during reaction sintering of massive samples of PCBN has been performed.
Oleksiy Liudvichenko, Oleksandr Lyeshchuk, Oleksandr Anisin, Mykola Bezhenar   +3 more
doaj   +1 more source

PCBN cutting tools in a competitive market

, 2022
S.115-120The consumption of polycrystalline cubic boron nitride (PcBN) is - despite the comparatively high price and restrictions in tool geometry - continuously growing.
Richter, V., Fripan, M.
core  

Crack separation mechanism applied in CO2 laser machining of thick Polycrystalline Cubic Nitride (PCBN) tool blanks

, 2015
The main objectives of this work are: (1) to explore and improve the hybrid CO2 laser/waterjet (LWJ) technique, developed by Iowa State University’s Laboratory for Lasers, MEMS and Nanotechnology, to machine thick polycrystalline cubic boron nitride ...
Wang, Yixian
core   +1 more source

Characterisation of Polycrystalline Cubic Boron Nitride Tool Materials

, 2013
The reactions that occur during sintering of polycrystalline cubic boron nitride composite (PCBN) tool materials and their dependence on starting powder composition have been mapped.
Lindgren, Kristina
core  

Effect of notch root radius on fracture toughness of polycrystalline cubic boron nitride

, 2011
The fracture toughness of five grades of polycrystalline cubic boron nitride (PCBN) has been determined using Single Edge V-Notched Beam specimens. Both coarse and fine grade materials were considered, containing CBN grain sizes of between 1 μm and 22 μm.
Ivankovic, Alojz, P. Alveen, N. Murphy, Carolan, Declan, A. Ivanković, Alveen, Patricia, D. Carolan, et al.   +7 more
core   +1 more source