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Browsing Makine Mühendisliği / Mechanical Engineering by Author

Browsing Makine Mühendisliği / Mechanical Engineering by Author "Mimaroğlu, Abdullah"

Now showing items 1-20 of 73

A numerical study of geometric and material instability in uniaxial drawn polymers

Mimaroğlu, Abdullah; Özel, Ahmet; Sevinç, Vahdettin (ELSEVIER SCI LTD, 1996)

In this study, the general purpose Finite Element Code, ABAQUS, with a non-linear solution has been employed to study the neck profile in drawn polymers. Attempts are made to obtain the relationship between the neck profile, ...
Abrasive wear behaviour of polymeric materials

Ünal, Hüseyin; Şen, Uğur; Mimaroğlu, Abdullah (ELSEVIER SCI LTD, 2005)

In this study the abrasive wear behaviour of aliphatic polyketone (APK), polyoxymethylene (POM), ultrahigh molecular weight polyethylene (UHMWPE), polyamide 66 (PA66), and 30% glass fibre reinforced polyphenylenesulfide ...
Abrasive wear volume maps for PA6 and PA6 composites under dry working condition

Mimaroğlu, Abdullah; Şen, Uğur; Ünal, Hüseyin (SPRINGER, 2008)

In this study the wear volume map is obtained and considered for evaluation of the abrasive wear performance for polyamide (PA6) and PA6 composites. Polyamide composites were tailored using 25 wt.% glass bead, 20 wt.% talc ...
An approach to friction and wear properties of polytetrafluoroethylene composite

Ünal, Hüseyin; Şen, Uğur; Mimaroğlu, Abdullah (ELSEVIER SCI LTD, 2006)

In this study, the effect of applied load and sliding speed on friction and wear behaviour of 25 wt% bronze filled polytetrafluoroethylene (PTFE) composite is experimentally examined and analytically analysed. Friction and ...
Comparison of Mechanical Behaviour of Carbon and Glass Fiber Reinforced Epoxy Composites

Özsoy, Neslihan; Mimaroğlu, Abdullah; Özsoy, Murat; Özsoy, Mehmet İskender (POLISH ACAD SCIENCES INST PHYSICS, 2015)

An experimental study has been carried out to investigate tensile and bending properties of carbon fiber (CFRE) and glass fiber-reinforced (GFRE) epoxy composites. Three different fiber orientations were applied, 0 degrees, ...
Comparison of the developed thermal stresses in Al2O3-SG, ZrO2-12%Si+Al and ZrO2-SG coating systems subjected to thermal loading

Kocabıçak, Ümit; Mimaroğlu, Abdullah; Sarıkaya, Özkan; Mete, Osman Hamdi (ELSEVIER SCI LTD, 1999)

In this investigation, thermal and structure finite element analysis has been employed to analyse the thermal stresses developed in Al2O3-SG, ZrO2-12%Si + Al and ZrO2-SG coatings subjected to thermal loading. Systems with ...
Comparison of the thermal stresses developed in diamond and advanced ceramic coating systems under thermal loading

Özel, Ahmet; Uçar, Vahdet; Mimaroğlu, Abdullah; Çallı, İsmail (ELSEVIER SCI LTD, 2000)

Surface preparation techniques such as plasma spraying, physical vapour deposition and chemical vapour deposition have been used to make convenient material combinations for the use in high-technology requirements. ...
Comparison of the tribological and mechanical performance for nano and micro filler epoxy composites

Özsoy, Mehmet İskender; Mimaroğlu, Abdullah; Ünal, Hüseyin (CARL HANSER VERLAG, 2016)

In this investigation, the tribological and mechanical performance of 10 wt.-% filled nano and micro epoxy composites were studied and compared. Nano fillers are Al2O3, TiO2 and clay and micro fillers are Al2O3, TiO2 and ...
Comparison of thermal stresses developed in Al2O3-SG, ZrO2-(12% Si+Al) and ZrO2-SG thermal barrier coating systems with NiAl, NiCrAlY and NiCoCrAlY interlayer materials subjected to thermal loading

Taymaz, İmdat; Mimaroğlu, Abdullah; Avcı, Eşref; Uçar, Vahdet; Gür, Mesut (ELSEVIER SCIENCE SA, 1999)

In this investigation, thermal and structural finite element analysis has been employed to analyse the level of stresses developed in Al2O3-spherical cast iron (SG), ZrO2-(12% Si + Al) and ZrO2-SG coatings subjected to ...
Comparison of tribological performance of PEEK, UHMWPE, glass fiber reinforced PTFE and PTFE reinforced PEI composite materials under dry and lubricated conditions

Ünal, Hüseyin; Mimaroğlu, Abdullah (WALTER DE GRUYTER GMBH, 2012)

In this study, the tribological performance of poly-ether-ketone (PEEK), ultrahigh molecular weight polyethylene (UHMWPE), glass fiber reinforced poly-tetra-fluoro-ethylene (PTFE) and PTFE reinforced poly-ether-imide (PEI) ...
Comparison of tribological performance of some neat polymer and polymers composites

Ünal, Hüseyin; Mimaroğlu, Abdullah (TAYLOR & FRANCIS LTD, 2013)

In this study, the tribological performances of some neat polymers and graphite and wax filled polymer composites were examined, compared and evaluated. The investigated neat polymers are polyoxymethylene, ultrahigh molecular ...
Dry sliding performance of thermoplastics against reinforced unsaturated polyester (BMC): In use in electrical contact breakers components

Ünal, Hüseyin; Mimaroğlu, Abdullah (ELSEVIER SCIENCE SA, 2006)

This work presents an experimental investigation of the wear and friction behaviours of reinforced thermoplastics in use in electrical contact breakers components. Sliding experiments were carried out on a pin-on-disc ...
Dry sliding wear characteristics of some industrial polymers against steel counterface

Ünal, Hüseyin; Şen, Uğur; Mimaroğlu, Abdullah (ELSEVIER SCI LTD, 2004)

In this investigation, the influence of test speed and applied pressure values on the friction and wear behaviour of polyamide 66 (PA 66), polyoxymethylene (POM), ultrahigh molecular weight polyethylene (UHMWPE), 30% glass ...
Evaluation of morphological characteristics and mechanical performance of Rockforce mineral fiber- and glass fiber-reinforced polyamide-6 composites

Ünal, Hüseyin; Mimaroğlu, Abdullah (WALTER DE GRUYTER GMBH, 2014)

In this study, the effect of addition of Rockforce mineral and glass fiber fillers on the mechanical properties and morphological characteristics of polyamide-6 composites were evaluated and compared. Reinforcements, single ...
Evaluation of sintering temperature and tribological properties of ceramic materials with Cr2O3, SiO2 and MnO2 additive compounds

Mimaroğlu, Abdullah; Çalışkan, Mehmet; Çallı, İsmail (MCB U P LIMITED, 2001)

Advanced ceramics such as alumina are widely in use in the design of components for high engineering applications mainly because of their high wear resistance, high compressive strength, low specific density and high ...
Evaluation of the influences of wax content on the tribological and mechanical performance of polytetrafluoroethylene-blended polyamide

Özsoy, Neslihan; Ünal, Hüseyin; Mimaroğlu, Abdullah (SAGE PUBLICATIONS LTD, 2013)

In this study, the influences of wax content on the tribological and mechanical performance of nylon-polytetrafluoroethylene blend were evaluated. Wear tests were carried out using nylon 6+10% polytetrafluoroethylene+wax ...
Evaluation of the Performance of H3BO3-filled Polyamide Composite

Ünal, Hüseyin; Yetgin, Salih Hakan; Şen, Uğur; Mimaroğlu, Abdullah (SAGE PUBLICATIONS LTD, 2010)

In this study, the performance of boric acid (H3BO3)-filled polyamide composites were studied and evaluated at dry-sliding friction conditions. Wear tests were carried out using configuration of composite pin on a rotating ...
Evaluation of the sliding performance of polyamide, poly-oxy-methylene and their composites

Ünal, Hüseyin; Mimaroğlu, Abdullah (CARL HANSER VERLAG, 2013)

The friction and wear performance of cast polyamide, poly-oxy-methylene, 10 wt.% graphite filled polyamide 6, 10 wt.% graphite filled poly-oxy-methylene, and 10 wt.% graphite plus 6% wax filled polyamide 6 sliding against ...
Evaluation of Tribological behavior of PEEK and glass fibre reinforced PEEK Composite under dry sliding and water lubricated conditions

Sümer, Mensur; Ünal, Hüseyin; Mimaroğlu, Abdullah (2008)
Evaluation of tribological behaviour of PEEK and glass fibre reinforced PEEK composite under dry sliding and water lubricated conditions

Sümer, Mensur; Ünal, Hüseyin; Mimaroğlu, Abdullah (ELSEVIER SCIENCE SA, 2008)

In this study, the tribological performance of pure polyetheretherketone (PEEK) and 30 wt% fibre glass (GFR) reinforced PEEK composite were studied at dry sliding and water lubricated conditions. Wear tests were carried ...