Results 1 to 10 of about 2,664 (204)

Research and development of cubic boron nitride grinding wheel

open access: yesJin'gangshi yu moliao moju gongcheng, 2017
This paper presents the development and performance of CBN grinding wheels at home and abroad and the characteristics of metal (including electroplating and brazing), resin and vitrified bonded CBN grinding wheels respectively, describes the processing ...
SUN Huibing   +8 more
doaj  

Impact of cutting forces on surface quality in finish face milling of compacted graphite iron with CBN and nitride ceramic tools

open access: yesТехнічна інженерія
The article presents the results of studies to determine the influence of cutting forces on the quality parameters of machined surfaces as a result of finishing face milling of products made of compacted graphite cast iron (CGI) using round cutting ...
S.I. Radkevych
doaj   +1 more source

Thermal stability of cubic boron nitride of various types

open access: yesJin'gangshi yu moliao moju gongcheng, 2017
To study the influence of CBN type on its thermal stability, different CBNs were studied using SEM and TG-DTA.Analysis on the thermal stability of CBN crystals of different colors or types were implemented to investigate the mechanism of CBN heat ...
WANG Yongkai   +5 more
doaj  

Characteristics of machining high hardness steels with face milling using carbide inserts and CBN

open access: yesТехнічна інженерія
In modern mechanical engineering, face milling of high-hardness steels is a crucial process that enables high accuracy and surface quality of machined components.
V.О. Zaloga
doaj   +1 more source

Improving the wear resistance of guides: tribological analysis, surface texture and lubricants

open access: yesПроблеми трибології
The article considers the main failure modes of guides, in particular wear and contact fatigue, which depend on friction between contact surfaces. The influence of tribological parameters, in particular surface roughness and lubricating structures, on ...
O.V. Dykha   +4 more
doaj   +1 more source

Effect of Mechanical Activation and High Pressure High Temperature Treatment on Synthesis of Material Based on Nanostructured Boron Nitride

open access: yesМеханика машин, механизмов и материалов, 2019
In the paper, the study of the influence of mechanical activation (MA) and subsequent high pressure high temperature (HPHT) treatment of the powder of hexagonal boron nitride (hBN) on its structure and phase composition is given.
Vladimir T. Senyut   +7 more
doaj  

Sintering of superhard composite materials based on micro- and submicron powders of cubic boron nitride and nanostructured nitrides of titanium and aluminum

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2016
Superhard composite materials on the basis of micro- and submicron powders of cubic boron nitride and nanostructured refractory nitrides of titanium, aluminum and titanium carbonitride obtained by the method of self-propagating high temperature synthesis
V. T. Senyut
doaj  

The Stability Prediction and Epitaxial Growth of Boron Nitride Nanodots on Different Substrates

open access: yesMolecules
Boron nitride (BN) is a wide-bandgap material for various applications in modern nanotechnologies. In the technology of material science, computational calculations are prerequisites for experimental works, enabling precise property prediction and ...
Muhamad Jalu Purnomo   +4 more
doaj   +1 more source

TiN graphene crystals on the surface of CBN by microwave-salt molten treatment

open access: yesJin'gangshi yu moliao moju gongcheng, 2018
Titanium nitride on the surface of cubic boron nitride (CBN) was obtained by heat treatment of Ti and CBN with microwave and salt molten. Chemical compositions, phase compositions and microstructures were analyzed and characterized using XRD, SEM and EDS
LIANG Baoyan   +5 more
doaj  

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