Results 21 to 30 of about 1,483,890 (296)

Technoeconomic and thermodynamic aspects of the edge cutting machining optimization

open access: yesAdvanced Engineering Research, 2016
The investigation objective is to develop a calculation method of selecting the optimum cutting speed corresponding to the minimum tool-wear rate. The analysis of the known optimization criteria such as tribological, thermal, energy and thermodynamic ...
Anatoliy A. Ryzhkin   +3 more
doaj   +1 more source

Investigation of Cutting Tools and Working Conditions Effects when Cutting Ti-6al-4V using Vegetable Oil-Based Cutting Fluids [PDF]

open access: yes, 2015
Power consumed in metal cutting is typically converted into heat near the cutting tool edge. Cutting fluids are then provided to a cutting zone in order to improve the tribological characteristics of machining processes and to dissipate the generated ...
Gariani, Salah   +4 more
core   +1 more source

EFFICIENCY CRITERIA FOR LUBRICATING-COOLING FLUIDS

open access: yesВестник Северо-Кавказского федерального университета, 2022
There are currently many companies manufacturing a large number of lubricating fluids, which makes it hard for technologists (manufacturers) when trying to make their choice of a lubricating coolant.
Gennady I. Smagin   +3 more
doaj  

Experimental investigation of hydrodynamics of melt layer during laser cutting of steel [PDF]

open access: yes, 2011
In laser cutting process, understanding of hydrodynamics of melt layer is significant, because it is an important factor which controls the final quality. In this work, we observed hydrodynamics of melt layer on kerf front in the case of laser cutting of
Remy Fabbro   +3 more
core   +1 more source

Study of the effect of cutting modes on output parameters under high-speed steel turn-milling

open access: yesAdvanced Engineering Research, 2022
Introduction. The article elucidates increasing the efficiency of turn-milling of powdered metal high-speed steel products. Turn-milling can be used as an alternative to the traditional turning method. The article describes advantages of the turn-milling
D. A. Matlygin   +3 more
doaj   +1 more source

Polarisation-mode coupling in (100)-cut Nd:YAG

open access: yesOptics Express, 2006
We investigate the polarisation-mode dynamics and Lamb's mode coupling constant for orthogonally polarised laser states in a dual-mode (100)-cut Nd:YAG laser with feedback, and compare with an anisotropic rate equation model. The anisotropic (100)-cut Nd:YAG exhibits thermally-induced depolarisation and polarisation-mode coupling dependent on the pump ...
Aaron, McKay   +2 more
openaire   +2 more sources

Experimental study of the brittle–ductile transition in hot cutting of SG iron specimens [PDF]

open access: yes, 2013
http://www.sciencedirect.com/science/article/pii/S0924013612002579The present paper investigates the brittle-ductile transition (BDT) of the primary shear zone during cutting of spheroidal graphite (SG) iron in the austenitization temperature range ...
EL MANSORI, Mohamed   +2 more
core   +1 more source

Cutting Forces Modeling in Finish Turning of Inconel 718 Alloy with Round Inserts [PDF]

open access: yes, 2011
In turning, the applied forces have to be known as accurately as possible, especially in the case of difficult-to-cut materials for aircraft workpieces finishing operations.
Gérard Poulachon   +7 more
core   +1 more source

Machinability of cast irons at finishing face milling of flat surfaces by superhard materials

open access: yesТехнічна інженерія, 2021
The article presents the result of the analysis of machinability of cast irons with different physical and mechanical properties. The thermal processes that occur in the cutting zone and the influence of cutting modes and geometric parameters of the ...
S.I. , L.Ye. , P.P.
doaj   +1 more source

Experimental study of the effect of rock blasting with various cutting forms for tunnel excavation using physical model tests [PDF]

open access: yesArchives of Civil Engineering, 2021
Cutting blasting has been widely used for tunnel excavation. The cutting forms significantly influence the blasting effect. This research focuses on the study of the relationship between cutting forms and blasting effects.
Huaming An, Yushan Song, Deqiang Yang
doaj   +1 more source

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