Tribological behavior of aluminum-matrix composites reinforced with carbon nanostructures

2014 ◽  
Vol 5 (3) ◽  
pp. 255-262 ◽  
Author(s):  
I. A. Evdokimov ◽  
T. A. Chernyshova ◽  
G. I. Pivovarov ◽  
P. A. Bykov ◽  
L. A. Ivanov ◽  
...  
2018 ◽  
Vol 7 (2.4) ◽  
pp. 117 ◽  
Author(s):  
Pranav Dev Srivyas ◽  
M S. Charoo

This review aims to explore the fundamental mechanical and tribological behavior Aluminum matrix composites (AMCs) reinforced with different reinforcements. Aluminum matrix composites are considered to be the new emerging class of materials which are having the tailored properties for specific applications. AMCs are the advanced engineering materials having superior properties as comparison to other conventional aluminum alloys. AMCs exhibits attractive properties such as high hardness, better yield strength, strength to weight ratio, high thermal conductivity, low coefficient of thermal expansion, superior wear and corrosion resistance. In recent times, because of these properties they have repealed keen interest for various potential applications in aerospace, automotive and various other structural applications.. Extensive research and development has been made in the Al-based MMCs with every possible alloy and different reinforcements so as to get the material of desired properties. By suitable use of different reinforcements in the Al metal matrix a wide range of properties combination can be obtained. The fundamental mechanical and tribological behavior of different reinforcements under dry and wet lubricated sliding conditions is recently being studied. It is reported that various reinforcement were successfully employed to decrease friction and wear in various applications. A comprehensive review is provided with the aim to analyze such properties of different reinforcements. 


2019 ◽  
Vol 23 (1) ◽  
pp. 198-201 ◽  
Author(s):  
S. Sakthivelu ◽  
M. Meignanamoorthy ◽  
M. Ravichandran ◽  
P. P. Sethusundaram

AbstractThis research made an attempt to synthesize aluminum metal matrix composites through stir casting technique. The matrix material chosen in this study was AA7050 and the reinforcement material was ZrSiO4. The composites AA7050, AA7050-10%ZrSiO4, and AA7050-15%ZrSiO4were used. The wear behavior of the aluminum matrix composites was investigated by using pin-on-disc tribometer. The advanced material has substantial development in tribological behavior when the reinforcement percentage is increased. From the experimental results, it was confirmed that sliding distance of 1200 m, applied load of 3 N and sliding speed of 2 m/s result in minimum wear loss and coefficient of friction, while adding 10%ZrSiO4to the AA7050.


2021 ◽  
Vol 28 (8) ◽  
pp. 2269-2284
Author(s):  
Yu-shun Lei ◽  
Hong Yan ◽  
Zhi-fan Wei ◽  
Jun-jie Xiong ◽  
Peng-xiang Zhang ◽  
...  

Wear ◽  
2008 ◽  
Vol 265 (5-6) ◽  
pp. 645-654 ◽  
Author(s):  
Harun Mindivan ◽  
E. Sabri Kayali ◽  
Hüseyin Cimenoglu

2018 ◽  
Vol 25 (08) ◽  
pp. 1850122 ◽  
Author(s):  
SUSWAGATA PORIA ◽  
GOUTAM SUTRADHAR ◽  
PRASANTA SAHOO

This study considers high temperature tribological behavior of Al-TiB2 aluminum matrix composites (AMCs) fabricated through stir cast method. Effect of operating temperature on wear and friction behavior is studied for four different weight percentages of reinforcements using a high-temperature tribo-tester over a temperature range of 50[Formula: see text]C–250[Formula: see text]C under normal load in the range of 25–75[Formula: see text]N. Surface morphology and wear debris are studied through scanning electron microscopy (SEM) images. Energy dispersive X-ray (EDAX) and X-ray diffraction (XRD) studies are performed to observe the wear mechanism at high temperature. Increase in the amount of reinforcement improves wear resistance of composites at all temperatures. Friction and rate of wear are found to increase with operating temperature. Formation of oxide layers and softening of the surface are found to play crucial role in controlling the tribological behavior of stir cast Al–TiB2 composites at high operating temperatures.


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