Results 41 to 50 of about 228 (55)

DAMAGE AND DESTRUCTION OF WORKPIECE AND TOOL SURFACES IN IRONING PROCESS [PDF]

open access: yes, 2017
All metal forming processes have some common features (one of the contact pairs is significantly plastically deformed, tool is always in contact with new surfaces, etc.), but still, certain processes differ from one another, both in terms of the contact ...
Adamovic, Dragan   +5 more
core  

The Influence of Various Process Parameters on Coefficient of Friction on Die at Ironing of AlMg3 Sheet Metals [PDF]

open access: yes, 2011
Friction coefficient on die side is extremely important in ironing process. Drawing force value, and therefore the power consumed for process performance, will depend on it.
Adamovic, Dragan   +4 more
core  

Tribological Potencial of Zinc-Aluminium Alloys Improvement [PDF]

open access: yes, 2009
In this paper are presented result of the study aimed at tribological improvement of ZA alloys. Two treatments of ZA-27 alloy were used: a) T4 heat treatment and b) reinforcement by graphite.
Babic, Miroslav   +2 more
core  

FRICTION FACTOR OF THE FLUID FLOW THROUGH POROUS MEDIA [PDF]

open access: yes, 2017
This paper deals with the theoretical foundations aimed for modeling and simulation of fluid flow through porous structures and related friction. Different approaches to determination of the analytical solution of the friction factor are presented, as ...
Grujovic, Nenad   +4 more
core  

Influence of process parameters on the friction coefficient in AlMg3 alloy stripe ironing drawing test [PDF]

open access: yes, 2017
Presented in this paper are the results of experimental investigations of influence on friction in the stripe ironing process with double thinning. Applied was modified mathematical model for evaluating influence of lateral force, contact pressure and ...
Aleksandrovic, Srbislav   +4 more
core  

Prediction of tribological behavior of aluminium matrix hybrid composites using artificial neural networks [PDF]

open access: yes, 2017
Prediction of tribological characteristics of hybrid composites with A356 matrix using artificial neural networks (ANN) was performed in this paper.
Babic, Miroslav   +4 more
core  

EXPERIMENTAL ANALYSIS OF TOOTH HEIGHT CHANGING AT TIMING BELTS [PDF]

open access: yes, 2013
Timing belt drives present relatively new power transmitters that transmit power by friction and form contact. Load at timing belts is under direct influence of active surface of timing belt tooth.
Ilic, Andreja   +3 more
core  

Application of Contemporary Information Technologies in Nanotribometry [PDF]

open access: yes, 2011
Relevant and timely information is of crucial importance in scientific investigations and understanding of the phenomena should be precise and explicit. Among other, phases of scientific investigations comprise data acquisition and their structuring into
Erić, Milan   +3 more
core  

MICRO SCRATCH BEHAVIOUR OF LITHIUM DISILICATE GLASS CERAMIC AFTER GLAZING TREATMENT [PDF]

open access: yes, 2017
The purpose of this in vitro study was to investigate micro scratch behaviour of lithium disilicate glass ceramics (LDGC) - IPS e.max CAD, after glazing treatment.
Adamovic, Dragan   +6 more
core  

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