Čeganjac, Zoran

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  • Čeganjac, Zoran (4)
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Author's Bibliography

Synthesis and characterisation of cordierite - based protective coating

Pavlović, Marko; Dojčinović, Marina; Andrić, Ljubiša; Radulović, Dragan; Todorović, Dejan; Čeganjac, Zoran; Aćimović, Zagorka

(Belgrade : Serbian Ceramic Society, 2022)

TY  - CONF
AU  - Pavlović, Marko
AU  - Dojčinović, Marina
AU  - Andrić, Ljubiša
AU  - Radulović, Dragan
AU  - Todorović, Dejan
AU  - Čeganjac, Zoran
AU  - Aćimović, Zagorka
PY  - 2022
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1064
AB  - The paper investigates the composition and procedures for the production of refractory coatings based on cordierite for the protection of parts of equipment in metallurgy and mining. An ultrasonic vibration method with a stationary sample according to the ASTM G32 standard was used to determine the resistance properties of the obtained protective coatings. The aim of the study was to determine the quality of coatings and the possibility of application for the protection of metal surfaces in conditions of cavitation, wear and corrosion. The change in the mass of the samples as a function of cavitation time was monitored. Cavitation velocity was determined as an indicator of coating resistance under cavitation loads. The occurrence and development of coating surface damage were monitored using a scanning electron microscope. Based on the value of cavitation velocity and analysis of surface damage morphology, cavitation resistance of the coating was determined. The results showed a satisfactory degree of resistance to cavitation of the tested refractory coatings based on cordierite and the possibility of their application for the protection of parts of equipment that will be exposed to cavitation loads during exploitation.
PB  - Belgrade : Serbian Ceramic Society
C3  - Conference Advanced Ceramics and Application: X New Frontiers in Multifunctional Material Science and Processing
T1  - Synthesis and characterisation of cordierite - based protective coating
ER  - 
@conference{
author = "Pavlović, Marko and Dojčinović, Marina and Andrić, Ljubiša and Radulović, Dragan and Todorović, Dejan and Čeganjac, Zoran and Aćimović, Zagorka",
year = "2022",
abstract = "The paper investigates the composition and procedures for the production of refractory coatings based on cordierite for the protection of parts of equipment in metallurgy and mining. An ultrasonic vibration method with a stationary sample according to the ASTM G32 standard was used to determine the resistance properties of the obtained protective coatings. The aim of the study was to determine the quality of coatings and the possibility of application for the protection of metal surfaces in conditions of cavitation, wear and corrosion. The change in the mass of the samples as a function of cavitation time was monitored. Cavitation velocity was determined as an indicator of coating resistance under cavitation loads. The occurrence and development of coating surface damage were monitored using a scanning electron microscope. Based on the value of cavitation velocity and analysis of surface damage morphology, cavitation resistance of the coating was determined. The results showed a satisfactory degree of resistance to cavitation of the tested refractory coatings based on cordierite and the possibility of their application for the protection of parts of equipment that will be exposed to cavitation loads during exploitation.",
publisher = "Belgrade : Serbian Ceramic Society",
journal = "Conference Advanced Ceramics and Application: X New Frontiers in Multifunctional Material Science and Processing",
title = "Synthesis and characterisation of cordierite - based protective coating"
}
Pavlović, M., Dojčinović, M., Andrić, L., Radulović, D., Todorović, D., Čeganjac, Z.,& Aćimović, Z.. (2022). Synthesis and characterisation of cordierite - based protective coating. in Conference Advanced Ceramics and Application: X New Frontiers in Multifunctional Material Science and Processing
Belgrade : Serbian Ceramic Society..
Pavlović M, Dojčinović M, Andrić L, Radulović D, Todorović D, Čeganjac Z, Aćimović Z. Synthesis and characterisation of cordierite - based protective coating. in Conference Advanced Ceramics and Application: X New Frontiers in Multifunctional Material Science and Processing. 2022;..
Pavlović, Marko, Dojčinović, Marina, Andrić, Ljubiša, Radulović, Dragan, Todorović, Dejan, Čeganjac, Zoran, Aćimović, Zagorka, "Synthesis and characterisation of cordierite - based protective coating" in Conference Advanced Ceramics and Application: X New Frontiers in Multifunctional Material Science and Processing (2022).

Cavitation demage morphology of glass-ceramics based on basalt

Pavlović, Marko; Dojčinović, Marina; Andrić, Ljubiša; Radulović, Dragan; Čeganjac, Zoran

(Belgrade : Institute of Technical Sciences of SASA, 2019)

TY  - CONF
AU  - Pavlović, Marko
AU  - Dojčinović, Marina
AU  - Andrić, Ljubiša
AU  - Radulović, Dragan
AU  - Čeganjac, Zoran
PY  - 2019
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1063
AB  - Cavitation is a kind of wear and represents formation, growth and collaps of steam or vapor gas bubbles in a flowing fluid. Collaps of the bubble creates shock waves and micro–jet that are damaging materials in contact with the fluid that flows. It has been shown that the impact formed by collapsing cavitation bubbles cause damage and mass loss of the material, i.e., cavitation erosion. Basalt–based glass ceramics obtained by processes of melting, casting and thermal treatment of the basalt aggregate proved to be suitable for use in conditions of high cavitation loads. The experiment was conducted using an ultrasonic vibration method with stationary sample (ASTM G32 standard). A change in the sample mass in function of the cavitation time was monitored for the evaluation of cavitation resistance. The level of degradation of the sample surface was quantified using the image analysis. The change in the morphology of the sample surface with the test time was followed by scanning electron microscopy. Analyzing the progression of erosion samples of glass-ceramics, it can be concluded that the mass loss is small, for 120 min exposure is 3.53 mg, with a cavitation rate of 0.03 mg/min and total surface damage of the sample of 12%. This technical ceramics shows high resistance to the effect of the cavitation.
PB  - Belgrade : Institute of Technical Sciences of SASA
PB  - Belgrade : Serbian ceramic society
C3  - Serbian Ceramic Society Conference “Advanced Ceramic and Application VIII – New frontiers in multifunctional material science and processing”
T1  - Cavitation demage morphology of glass-ceramics based on basalt
ER  - 
@conference{
author = "Pavlović, Marko and Dojčinović, Marina and Andrić, Ljubiša and Radulović, Dragan and Čeganjac, Zoran",
year = "2019",
abstract = "Cavitation is a kind of wear and represents formation, growth and collaps of steam or vapor gas bubbles in a flowing fluid. Collaps of the bubble creates shock waves and micro–jet that are damaging materials in contact with the fluid that flows. It has been shown that the impact formed by collapsing cavitation bubbles cause damage and mass loss of the material, i.e., cavitation erosion. Basalt–based glass ceramics obtained by processes of melting, casting and thermal treatment of the basalt aggregate proved to be suitable for use in conditions of high cavitation loads. The experiment was conducted using an ultrasonic vibration method with stationary sample (ASTM G32 standard). A change in the sample mass in function of the cavitation time was monitored for the evaluation of cavitation resistance. The level of degradation of the sample surface was quantified using the image analysis. The change in the morphology of the sample surface with the test time was followed by scanning electron microscopy. Analyzing the progression of erosion samples of glass-ceramics, it can be concluded that the mass loss is small, for 120 min exposure is 3.53 mg, with a cavitation rate of 0.03 mg/min and total surface damage of the sample of 12%. This technical ceramics shows high resistance to the effect of the cavitation.",
publisher = "Belgrade : Institute of Technical Sciences of SASA, Belgrade : Serbian ceramic society",
journal = "Serbian Ceramic Society Conference “Advanced Ceramic and Application VIII – New frontiers in multifunctional material science and processing”",
title = "Cavitation demage morphology of glass-ceramics based on basalt"
}
Pavlović, M., Dojčinović, M., Andrić, L., Radulović, D.,& Čeganjac, Z.. (2019). Cavitation demage morphology of glass-ceramics based on basalt. in Serbian Ceramic Society Conference “Advanced Ceramic and Application VIII – New frontiers in multifunctional material science and processing”
Belgrade : Institute of Technical Sciences of SASA..
Pavlović M, Dojčinović M, Andrić L, Radulović D, Čeganjac Z. Cavitation demage morphology of glass-ceramics based on basalt. in Serbian Ceramic Society Conference “Advanced Ceramic and Application VIII – New frontiers in multifunctional material science and processing”. 2019;..
Pavlović, Marko, Dojčinović, Marina, Andrić, Ljubiša, Radulović, Dragan, Čeganjac, Zoran, "Cavitation demage morphology of glass-ceramics based on basalt" in Serbian Ceramic Society Conference “Advanced Ceramic and Application VIII – New frontiers in multifunctional material science and processing” (2019).

Determination of cavitation resistance of sintered basalt samples

Pavlović, Marko; Dojčinović, Marina; Andrić, Ljubiša; Radulović, Dragan; Čeganjac, Zoran

(Bor : University of Belgrade, Technical Faculty in Bor, 2019)

TY  - CONF
AU  - Pavlović, Marko
AU  - Dojčinović, Marina
AU  - Andrić, Ljubiša
AU  - Radulović, Dragan
AU  - Čeganjac, Zoran
PY  - 2019
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1062
AB  - The paper examines the cavitation resistance of the sintered basalt samples. A change in the sample mass in function of the cavitation time was monitored for the evaluation of cavitation resistance. The level of degradation of the surface of the sample was quantified using the image analysis. Analyzing the progression of erosion samples of sintered basalt, it can be concluded that the mass loss is small, for 120 min exposure is 2,26 mg, with a cavitation rate of 0.02 mg/min and total surface damage of the sample surface of 15%. It has been shown that sintered basalt samples can be applied in conditions in which high cavitation loads are expected.
PB  - Bor : University of Belgrade, Technical Faculty in Bor
C3  - 51th International October Conference on Mining and Metallurgy
T1  - Determination of cavitation resistance of sintered basalt samples
EP  - 218
SP  - 215
ER  - 
@conference{
author = "Pavlović, Marko and Dojčinović, Marina and Andrić, Ljubiša and Radulović, Dragan and Čeganjac, Zoran",
year = "2019",
abstract = "The paper examines the cavitation resistance of the sintered basalt samples. A change in the sample mass in function of the cavitation time was monitored for the evaluation of cavitation resistance. The level of degradation of the surface of the sample was quantified using the image analysis. Analyzing the progression of erosion samples of sintered basalt, it can be concluded that the mass loss is small, for 120 min exposure is 2,26 mg, with a cavitation rate of 0.02 mg/min and total surface damage of the sample surface of 15%. It has been shown that sintered basalt samples can be applied in conditions in which high cavitation loads are expected.",
publisher = "Bor : University of Belgrade, Technical Faculty in Bor",
journal = "51th International October Conference on Mining and Metallurgy",
title = "Determination of cavitation resistance of sintered basalt samples",
pages = "218-215"
}
Pavlović, M., Dojčinović, M., Andrić, L., Radulović, D.,& Čeganjac, Z.. (2019). Determination of cavitation resistance of sintered basalt samples. in 51th International October Conference on Mining and Metallurgy
Bor : University of Belgrade, Technical Faculty in Bor., 215-218.
Pavlović M, Dojčinović M, Andrić L, Radulović D, Čeganjac Z. Determination of cavitation resistance of sintered basalt samples. in 51th International October Conference on Mining and Metallurgy. 2019;:215-218..
Pavlović, Marko, Dojčinović, Marina, Andrić, Ljubiša, Radulović, Dragan, Čeganjac, Zoran, "Determination of cavitation resistance of sintered basalt samples" in 51th International October Conference on Mining and Metallurgy (2019):215-218.

The influence of mechanical activation of talc-filler on the quality of the refractory coatings

Pavlović, Marko; Andrić, Ljubiša; Radulović, Dragan; Čeganjac, Zoran

(Bor : University of Belgrade, Technical Faculty in Bor, 2017)

TY  - CONF
AU  - Pavlović, Marko
AU  - Andrić, Ljubiša
AU  - Radulović, Dragan
AU  - Čeganjac, Zoran
PY  - 2017
UR  - https://ritnms.itnms.ac.rs/handle/123456789/1057
AB  - For development of the refractory coatings with controlled rheologic properties, for application in new Lost Foam casting process, the influence of the mechanical activation on the talc-based filler’s properties change was examined. The test referred to the change of filler particles’ size and shape, as well as to dispersion ability and stability of the coating suspension. Optimization of the coating composition was attained chosing the right size and grain shape factor of the activated filler. In addition, different coating components were applied and the coating production procedure was altered. It was shown that application of this type of the water-based refractory coatings had a positive influence on surface quality, structure and mechanical properties of the aluminium alloy castings.
PB  - Bor : University of Belgrade, Technical Faculty in Bor
C3  - 49th International October Conference on Mining and Metallurgy
T1  - The influence of mechanical activation of talc-filler on the quality of the refractory coatings
EP  - 21
SP  - 18
ER  - 
@conference{
author = "Pavlović, Marko and Andrić, Ljubiša and Radulović, Dragan and Čeganjac, Zoran",
year = "2017",
abstract = "For development of the refractory coatings with controlled rheologic properties, for application in new Lost Foam casting process, the influence of the mechanical activation on the talc-based filler’s properties change was examined. The test referred to the change of filler particles’ size and shape, as well as to dispersion ability and stability of the coating suspension. Optimization of the coating composition was attained chosing the right size and grain shape factor of the activated filler. In addition, different coating components were applied and the coating production procedure was altered. It was shown that application of this type of the water-based refractory coatings had a positive influence on surface quality, structure and mechanical properties of the aluminium alloy castings.",
publisher = "Bor : University of Belgrade, Technical Faculty in Bor",
journal = "49th International October Conference on Mining and Metallurgy",
title = "The influence of mechanical activation of talc-filler on the quality of the refractory coatings",
pages = "21-18"
}
Pavlović, M., Andrić, L., Radulović, D.,& Čeganjac, Z.. (2017). The influence of mechanical activation of talc-filler on the quality of the refractory coatings. in 49th International October Conference on Mining and Metallurgy
Bor : University of Belgrade, Technical Faculty in Bor., 18-21.
Pavlović M, Andrić L, Radulović D, Čeganjac Z. The influence of mechanical activation of talc-filler on the quality of the refractory coatings. in 49th International October Conference on Mining and Metallurgy. 2017;:18-21..
Pavlović, Marko, Andrić, Ljubiša, Radulović, Dragan, Čeganjac, Zoran, "The influence of mechanical activation of talc-filler on the quality of the refractory coatings" in 49th International October Conference on Mining and Metallurgy (2017):18-21.