Results 81 to 90 of about 2,658 (198)

A Comparative Study on Cutting Tool Performance in High-Speed Face-Milling of Hardened Tool Steels [PDF]

open access: yesArchives of Metallurgy and Materials
In this study cutting speeds and tool life constants for seven different cutting tools are investigated while high-speed face milling of four different much used hardened tool steels.1.2379 and 1.2080 cold-work tool steels, 1.2344 hot-work tool steel and
Ali O. Er, E. Aslan
doaj   +1 more source

Super Abrasive Machining of Integral Rotary Components Using Grinding Flank Tools [PDF]

open access: yes, 2018
Manufacturing techniques that are applied to turbomachinery components represent a challenge in the aeronautic sector. These components require high resistant super-alloys in order to satisfy the extreme working conditions they have to support during ...
Barton, Michael   +5 more
core   +2 more sources

Effects of the ratio of binder and the ratio of cBN particle size on the microstructure and properties of PcBN composites

open access: yesJin'gangshi yu moliao moju gongcheng
Polycrystalline cubic boron nitride composites were prepared under high-temperature and high-pressure conditions. The effects of bonding agent ratio and cBN particle size on the composition, microstructure, microhardness, and abrasive ratios of the PcBN ...
Qin ZOU   +5 more
doaj   +1 more source

Physico-chemical features of tool wear of PCBN

open access: yesInternational Scientific and Technical conference "The Progressive Technics, Technology and Engineering Education", 2023
The effects of physical and chemical interaction between a tool equipped with a superhard composite based on cubic boron nitride (SBNB) and the components of the material being processed and air oxygen were studied using the results of the study of model thermal activation and real thermal triboactivation of the tool contact areas in the cutting zone ...
openaire   +1 more source

Знос інструментів з PcBN із покриттями (TiAlSiY)N, Mo₂N/CrN [PDF]

open access: yes, 2018
Розглянуто знос інструментів з PсBN "борсініт" із захисними покриттями – багатокомпонентним (TiAlSiY)N і багатошаровим, який складається з шарів Mo₂N і CrN, при точінні загартованих сталей.
Береснєв, В. М.   +4 more
core  

Research on characteristics of tool wear in laser heating and ultrasonic vibration cutting of tungsten carbide

open access: yesAdvances in Mechanical Engineering, 2016
Ultra-precision machining of tungsten carbide (YG10) can be realized under the combined assistance of laser heating and two-dimensional ultrasonic vibration.
Feng Jiao   +3 more
doaj   +1 more source

Bulk InAsSb-based upside-down pCBn photodetectors with greater than 5 µm cut-off wavelength

open access: yesAIP Advances, 2022
The InAsSb-based photodetectors covering the whole mid-infrared wavelength at 150 K have been modeled, successfully fabricated, and characterized.
Dongqiong Chen   +10 more
doaj   +1 more source

Defects in Friction Stir Welding of Steel [PDF]

open access: yes, 2018
Defects associated with friction stir welding of two steel grades including DH36 and EH46 were investigated. Different welding parameters including tool rotational and tool traverse (linear) speeds were applied to understand their effect on weld seam ...
A Toumpis   +17 more
core   +1 more source

On the Choice of Tool Material in Friction Stir Welding of Titanium Alloys [PDF]

open access: yes, 2012
Friction Stir Welding (FSW) is a solid state welding process patented in 1991 by TWI; initially adopted to weld aluminum alloys, is now being successfully used also for magnesium alloys, copper and steels.
Buffa, G.   +3 more
core  

High Speed Finish Turning of Inconel 718 Using PCBN Tools under Dry Conditions

open access: yesMetals, 2018
Inconel 718 is a superalloy, considered one of the least machinable materials. Tools must withstand a high level of temperatures and pressures in a very localized area, the abrasiveness of the hard carbides contained in the Inconel 718 microstructure and
José Luis Cantero   +4 more
doaj   +1 more source

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