Results 1 to 10 of about 438 (173)

Synthesis of cBN-hBN-SiCw Nanocomposite with Superior Hardness, Strength, and Toughness [PDF]

open access: yesNanomaterials, 2022
Nanocomposites with one-dimensional (1D) and two-dimensional (2D) phases can demonstrate superior hardness, fracture toughness, and flexural strength. Cubic boron nitride-hexagonal boron nitride-silicon carbide whiskers (cBN-hBN-SiCw) nanocomposites with
Lei Sun   +10 more
doaj   +2 more sources

Electronic and optical characterization of bulk single crystals of cubic boron nitride (cBN)

open access: yesAIP Advances, 2022
Cubic boron nitride (cBN) is a relatively less studied wide bandgap semiconductor despite its many promising mechanical, thermal, and electronic properties.
Peker Milas   +8 more
doaj   +2 more sources

The Precision Analysis of Cutting Edge Preparation on CBN Cutting Inserts Using Rotary Ultrasonic Machining [PDF]

open access: yesMicromachines, 2022
This paper is focused on the issue of preparing the cutting edge microgeometry of cutting inserts made of cubic boron nitride (CBN). The aim of this research was to investigate the possibilities of rotary ultrasonic machining (RUM) for preparing ...
Marcel Kuruc   +3 more
doaj   +2 more sources

Load capacity of hardened gear wheels machined with cubic boron nitride (CBN) wedges

open access: yesMetalurgija, 2013
The paper presents the results of exploitation examination of gear wheels with hardened bearing surface. The gears under investigation have been finish machined by the method elaborated by the author, with a tool possessing wedges made of CBN (cubic ...
R. Talar, A. Stoić
doaj   +5 more sources

Tribological and anti-corrosion performance of epoxy resin composite coatings reinforced with differently sized cubic boron nitride (CBN) particles [PDF]

open access: yesFriction, 2020
A series of high solid content (30 wt%) epoxy resin (EP) composite coatings reinforced with differently sized cubic boron nitride (CBN) particles were fabricated successfully on 304L stainless steel.
Zhiping Huang   +4 more
doaj   +2 more sources

Finish machining of hardened gears wheels using cubic boron nitride (CBN) inserts

open access: yesMetalurgija, 2012
The paper presents some results of investigation of finish machining of hardened bearing surfaces of cylindrical gear wheels. Finish machining has been performed with wedges of defined geometry made of CBN. The presented investigation results are related
R. Talar, A. Stoić
doaj   +4 more sources

Automated Visual Inspection for Precise Defect Detection and Classification in CBN Inserts [PDF]

open access: yesSensors
In the high-stakes domain of precision manufacturing, Cubic Boron Nitride (CBN) inserts are pivotal for their hardness and durability. However, post-production surface defects on these inserts can compromise product integrity and performance.
Li Zeng, Feng Wan, Baiyun Zhang, Xu Zhu
doaj   +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

open access: yesВесці 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

Thermal properties of polycrystalline cubic boron nitride sintered under high pressure condition [PDF]

open access: yesScience of Sintering, 2018
The excellent thermal and chemical properties of cubic boron nitride (cBN) indicate that it is potential materials to prepare the thermal dissipate substrate applied in the electronic packaging.
Leng Chunwei   +3 more
doaj   +1 more source

Development of a Mathematical Model of the Synthesis of a Polycrystalline Superhard Material Based on Cubic Boron Nitride from Wurzite Boron Nitride Modified with Aluminum

open access: yesМеханика машин, механизмов и материалов, 2022
A mathematical model is developed for the technological process of synthesis under conditions of high pressures P and temperatures T of a polycrystalline superhard material based on cubic boron nitride (cBN).
Vladimir T. Senyut   +2 more
doaj   +1 more source

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