Results 31 to 40 of about 1,161 (209)

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

open access: yesAdvances 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   +8 more
doaj   +1 more source

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

open access: yesJournal 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   +8 more
doaj   +1 more source

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

open access: yesScientific 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   +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

open access: yesТехнічна 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

Tool-life and wear mechanisms of CBN tools in machining of Inconel 718 [PDF]

open access: yes, 2007
The demand for increasing productivity when machining heat resistant alloys has resulted in the use of new tool materials such as cubic boron nitride (CBN) or ceramics.
DESSOLY, Michel   +4 more
core   +1 more source

The practice of using a cutting tool with PCNB group BL in the processing of hardened steels

open access: yesТехнічна інженерія, 2021
The industry is increasingly using the technological capabilities of metalworking using tools made of superhard materials, in particular polycrystalline cubic boron nitride (PCВN) group BL.
Ya.P. , P.P.
doaj   +1 more source

The tribology between monocrystalline diamond and polycrystalline cubic boron nitride during frictional contact

open access: yes, 2022
S.1147-1157The abrasive machining of superhard cutting tool materials such as polycrystalline cubic boron nitride is often conducted by grinding using diamond grinding wheels.
Kaiser, Josef   +3 more
core   +1 more source

Bioinspired PcBN/hBN fibrous monolithic ceramic: High-temperature crack resistance responses and self-lubricating performances

open access: yesJournal of Advanced Ceramics, 2022
The high strength and toughness of natural materials are mainly determined by a combination of mechanisms operating at different length scales, which can be used as a strategy to reduce the intrinsic brittleness of ceramics. Inspired by the architectures
Shu-na Chen   +6 more
doaj   +1 more source

Hard machining of agricultural machines parts

open access: yesResearch in Agricultural Engineering, 2013
For the renovation and/or improvement of the surface properties of machine elements, hard facing is often used. Hard structures obtained in layers or by heat treatment achieve a hardness of up to 68 hardness (HRC) or even more.
R. Drlička   +4 more
doaj   +1 more source

Effects of rotational speed on the Al0.3CoCrCu0.3FeNi high-entropy alloy by friction stir welding

open access: yesHigh Temperature Materials and Processes, 2020
Welding and relevant studies are indispensable to employ high-entropy alloys for practical applications. In this study, Al0.3CoCrCu0.3FeNi high-entropy alloy with single FCC phase was used to make “bead-on-plate” friction stir welds at different ...
Lin Po-Ting   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy