Results 21 to 30 of about 48,221 (295)

Impact of open de-ionized water thin film laminar immersion on the liquid immersed ablation threshold and ablation rate of features machined by KrF excimer laser ablation of bisphenol A polycarbonate [PDF]

open access: yes, 2009
Debris control and surface quality are potential major benefits of sample liquid immersion when laser micromachining; however, the use of an immersion technique potentially modifies the ablation mechanism when compared to an ambient air interaction.
C.F. Dowding   +23 more
core   +2 more sources

Alternative Trajectories for the Optimization of Trochoidal Milling in Hardened Steel [PDF]

open access: yesMaterials Research
This study investigates the machining performance of trochoidal toolpaths in hardened AISI 4340 steel. Three toolpaths—conventional, horizontal semi-ellipse, and vertical semi-ellipse—were analyzed in terms of machining time and machining forces under ...
Kaciê K.A. Trindade   +5 more
doaj   +1 more source

Artificial neural networks for controlling the temperature of internally cooled turning tools [PDF]

open access: yes, 2013
Copyright @ 2013 Scientific Research PublishingBy eliminating the need for externally applied coolant, internally cooled turning tools offer potential health, safety and cost benefits in many types of machining operation.
Fϋrstmann, P   +6 more
core   +1 more source

Silver nanoparticle-based Tween 80 green cutting fluid (AgNP-GCF) assisted MQL machining - An attempt towards eco-friendly machining

open access: yesCleaner Engineering and Technology, 2020
In modern research, the instigation of eco-friendly and sustainable manufacturing options have drawn a great attention and become a global interest. Thus, usage of environmental pleasant cutting fluids and their least consumption in machining operation ...
Uma Maheshwera Reddy Paturi   +2 more
doaj   +1 more source

Soluble pozzolanic materials from coal bottom ash as cement replacement material [PDF]

open access: yes, 2021
Nowadays, intensive research in production of highly reactive pozzolanic materials from industrial waste to replace cement is crucial. This action expected to increase industrial waste recycling rate and at the same time reduce extraction of non ...
Abd Wahab, Azrina   +3 more
core   +1 more source

A study on improving the efficiency of driven rotary machining of hardened steel (Effect of Al content and cutting environment on tool life under high-speed conditions)

open access: yesNihon Kikai Gakkai ronbunshu, 2023
Recently, the development of high-hardness coating materials has made it possible to cut high-hardness steels, but machining efficiency is limited. Production efficiency can be improved if high efficiency machining can be achieved while maintaining the ...
Hideharu KATO   +3 more
doaj   +1 more source

The influence of laser assistance on the machinability of the titanium alloy Ti555-3 [PDF]

open access: yes, 2013
The Ti533-3 alloy is a new titanium alloy which is starting to see increased use in the aeronautical domain to improve the durability of components and to optimize the weight/resistance ratio. This alloy is characterized by greater resistance compared to
BRAHAM-BOUCHNAK, Tarek   +3 more
core   +5 more sources

SURFACE ROUGHNESS AND CUTTING FORCES IN CRYOGENIC TURNING OF CARBON STEEL [PDF]

open access: yesJournal of Engineering Science and Technology, 2015
The effect of cryogenic liquid nitrogen on surface roughness, cutting forces, and friction coefficient of the machined surface when machining of carbon steel S45C in wet, dry and cryogenic condition was studied through experiments.
T. C. YAP   +3 more
doaj  

Sustainable machining: environmental performance analysis of turning

open access: yesInternational Journal of Sustainable Engineering, 2022
The manufacturing sector accounts for 40% and 25% of global energy and resources consumption respectively. Machining is one of the most power-intense operations in the manufacturing sector making a significant contribution to the environmental footprint.
Raneesha Fernando   +2 more
doaj   +1 more source

Experimental Characterization of Electrical Discharge Machining of Aluminum 6061 T6 Alloy using Different Dielectrics [PDF]

open access: yes, 2019
Electrical discharge machining is a non-traditional machining method broadly employed in industries for machining of parts that have typical profiles and require great accuracy.
Ismail, S. O.   +4 more
core   +4 more sources

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