Results 11 to 20 of about 7,543 (218)

Self-Organization of Redeposited Binder Nanoparticles in Cubic Boron Nitride Materials. [PDF]

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The article reveals a novel approach to forming micro‐spherical agglomerates through nanosecond laser irradiation, enabling rapid growth of titanium nanoparticles in air. It explores the self‐organisation of redeposited Ti nanoparticles on cubic boron nitride composites, detailing structural and chemical transformations that pave the way for innovative
Pacella M, Robertson S, Dong J, Badiee A.   +3 more
europepmc   +2 more sources

Production of nano- and micropowders of cubic BN from mechanically activated graphite-like BN under high pressures and temperatures using aluminium as a phase convertion initiator

Весці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2022
An effect of mechanical activation of graphite-like (hexagonal) boron nitride (hBN) on catalytic synthesis of nano- and micropowders of cubic boron nitride (cBN) under conditions of high pressures and temperatures is shown in the article.
V. T. Senyut
doaj   +1 more source

Technics Research on Polycrystalline Cubic Boron Nitride Cutting Tools Dry Turning Ti-6AL-4V Alloy Based on Orthogonal Experimental Design

MATEC Web of Conferences, 2018
Ti-6Al-4V components are the most widely used titanium alloy products not only in the aerospace industry, but also for bio-medical applications. The machine-ability of titanium alloys is impaired by their high temperature chemical reactivity, low thermal
Jia Yunhai, Zhu Lixin
doaj   +2 more sources

White layer changes in cBN tools when turning hardened steel [PDF]

Tehnika, 2015
The paper presents experimental results of investigations in turning of hard Machin able steels (60 - 62 HRC) with cutting tools made of cubic boron nitride (cBN) - based polycrystalline super hard material.
Andrej Manohin S., Klimenko Sergej A., Kopejkina Marina Ju., Tarić Mirfad R., Tanović Ljubodrag M.   +4 more
doaj   +1 more source

Effect of White Layer Obtained by Hard Cutting on the Friction and Wear Performances of GCr15 Bearing Steel Surface [PDF]

Cailiao Baohu, 2022
In order to study the effect of the white layer obtained by hard cutting on the friction and wear performances of the specimen surface, the polycrystalline cubic boron nitride tool was used to cut the GCr15 bearing steel hardly. The hardness of the white
ZOU Pian, YU Ai - bing, WU Qi - liang, WANG Gui - lin, LI Ke - fan, WU Sen - kai
doaj   +1 more source

Simulation of friction between diamond and polycrystalline cubic boron nitride

Procedia CIRP, 2021
Published by Elsevier, Amsterdam [u.a.]
Müller, Ulrich Hermann, Prinz, Sebastian, Barth, Sebastian, Bergs, Thomas   +3 more
openaire   +2 more sources

On the cutting force of micro-textured polycrystalline cubic boron nitride cutting tool for powder metallurgy materials

Advances in Mechanical Engineering, 2020
Micro-textured cutting tools were widely reported due to the improved cutting performance, for example, the reduction of cutting forces. However, the cutting performance is significantly dependent on the parameters of the micro-textures.
Haidong Yang, Zhengguang Han, Xiquan Xia, Qidong Wang, Juchen Zhang, Weijie Chang, Zhenhua Qing, Huohong Tang, Shunhua Chen   +8 more
doaj   +1 more source

Influence of binder systems on sintering characteristics, microstructures, and mechanical properties of PcBN composites fabricated by SPS

Journal of Advanced Ceramics, 2022
Cubic boron nitride (cBN) with high hardness, thermal conductivity, wear resistance, and chemical inertness has become the most promising abrasive and machining material.
Shuna Chen, Hengzhong Fan, Yunfeng Su, Wensheng Li, Jicheng Li, Bing Yan, Junjie Song, Litian Hu, Yongsheng Zhang   +8 more
doaj   +1 more source

Feasibility of orbital friction stir welding on clad pipes of API X65 steel and Inconel 625

Scientific Reports, 2023
Orbital friction stir welding (FSW) has been applied to clad pipes, which is certainly of interest to the oil and gas industry. In this context, an FSW system capable of performing sound joints in one pass with full tool penetration was developed ...
C. V. Amavisca, L. Bergmann, C. R. de L. Lessa, J. G. Schroeder, F. D. Ramos, G. V. B. Lemos, A. Reguly, B. Klusemann   +7 more
doaj   +1 more source

Estimation of technological and thermobaric features of hardened steels machining: description of phenomena in the contact zone by cutting with blade tools from PCNB group BL

Технічна інженерія, 2022
So far, the development of modern tribology in the mechanical assembly industry requires the search for new tool materials, consideration of technological capabilities of cutting tools and determine the optimal characteristics and process conditions with
Ya.P. , P.P. , V.A.
doaj   +1 more source