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Taguchi optimized sliding wear behavior and hardness of novel Grewia optiva/Basalt fiber reinforced hybrid polyester composites

Pramod Prabhakar Bijlwan, Lalta Prasad, Anshul Sharma, Sanjeev Kumar

Journal of Applied Polymer Science > 140 > 30 > n/a - n/a

This research paper investigated the hardness and tribological performance of novel Grewia optiva/Basalt fiber reinforced hybrid polymer composites. Two different configuration of hybrid composite that is, woven and chopped fiber reinforced composite are considered for the study. The chopped fiber configuration of the composite is further divided into two types based on fiber length and wt%. The fiber...

artykuł

Investigations on effectiveness of transfer layer on specific wear rate and coefficient of friction during dry sliding of hybrid polymer matrix composites

Kalaiselvan Subramanian, Sarala Ramasubramanian, Baskaran Selvam, Prithivirajan Rajaram

Polymer Composites > 43 > 1 > 250 - 266

The formation of transfer layer especially in polymer‐based composites is unavoidable and essential to investigate the effectiveness of transfer layer under working conditions as it decides the material removal between mating parts. The main aim of the present work is to analyze the performance of transfer layer on specific wear rate (SWR) and coefficient of friction (COF) during dry sliding of hexagonal...

artykuł

Properties and characteristics of alkali treated Calotropis gigantea fiber-reinforced particle-filled epoxy composites

R. Jeyapragash, S. Sathiyamurthy, V. Srinivasan, R. Prithivirajan, więcej

Composites Theory and Practice > 2022 > R. 22, nr 2 > 99--105

The presence of particles and fibers as reinforcement in a polymer matrix greatly enhances the mechanical properties. Agricultural residues and natural fibers are commonly used nowadays due to the fact that they easily decompose even after a longer period and they are eco-friendly in nature. f Fiber that was extracted from stem of Calotropis gigantea was selected as reinforcement in the present investigation...

artykuł

Optimization of wear parameters of binary Al−25Zn and Al−3Cu alloys using design of experiments

J. Sreejith, S. Ilangovan

International Journal of Minerals, Metallurgy, and Materials > 2018 > 25 > 12 > 1465-1472

Zinc-aluminum alloys have been used as bearing materials in the past. In recent years, binary Al−Zn alloys and Al−Zn−Cu alloys are being used as an alternative to the Zn−Al alloys for bearing applications. In this study, both binary Al−25Zn and Al−3Cu were prepared using stir casting process. Homogenization of the as-cast alloys was performed at 350ºC for 8 h and then, the alloys were furnace-cooled...

artykuł

Application of Desirability Function Approach for Optimized Process Parameters of Electrical Discharge Alloying of Al 7075 with Nickel Powder

A. Haja Maideen, Muthukannan Duraiselvam, M. Varatharajulu

Transactions of the Indian Institute of Metals > 2019 > 72 > 7 > 1901-1916

Electrical discharge alloying was performed on Al 7075 alloy with nickel powder mixed dielectric fluid to enhance wear resistance and to examine the self-lubricating properties. The present work highlights the concept of alloying of Al 7075 with nickel as a constituent material. Material characteristics such as powder concentration and alloyed layer thickness were analyzed through scanning electron...

artykuł

Effect of alumina nanoparticles as additive on the friction and wear behavior of polanga-based lubricant

Yashvir Singh, Abhishek Sharma, Nishant Singh, Amneesh Singla

SN Applied Sciences > 2019 > 1 > 3 > 1-9

Many researchers have tried to improve the tribological characteristics of lubricants to decrease coefficients of friction and wear rates. Recently, nanoparticles have emerged as a new kind of additive because of their size, shape, and other properties. A nanolubricant is a new kind of engineering lubricant made by dispersing nanoparticles in a lubricant. Investigations related to the tribological...

artykuł

Comparative analysis of wear behavior of garnet and fly ash reinforced Al7075 hybrid composite

S. Mishra, A. Patnaik, S.R. Kumar

Materialwissenschaft und Werkstofftechnik > 50 > 1 > 86 - 96

Al7075 hybrid composites reinforced with varying weight percentage (0 wt.%, 5 wt.%, 10 wt.%, 15 wt.%) of each of garnet and fly ash were fabricated and characterized for their comparative wear assessment. The sliding wear test was conducted on a reciprocating tribometer in dry medium under the working conditions of applied normal load (2 N, 4 N, 6 N, 8 N), sliding velocities (0.04 m/s, 0.08 m/s, 0...

artykuł

Optimization of wear parameters on Ni–Al₂O₃ nanocomposite coating by electrodeposition process

C. R. Raghavendra, S. Basavarajappa, Irappa Sogalad

SN Applied Sciences > 2019 > 1 > 1 > 1-8

The present work concentrates on the nanocomposite coating on the mild steel substrate. The mild steel substrate demands good surface preparation in order to have better adhesive strength of coating. In the light of this, surface is grinded and cleaned later followed by rinsing. In this work, Ni–Al₂O₃ composite coating was successfully coated on mild steel (AISI 1018) substrate. The study on different...

artykuł

Evaluation of nanomechanical and tribological properties of laser surface alloyed boride-nitride-carbide ceramic matrix composite coatings

Debjit Misra, Balmukund Dhakar, E. Anusha, S.M. Shariff, więcej

Ceramics International > 2018 > 44 > 14 > 17050- 17061

Interesting mechanical and tribological properties, favorable for both ambient and high temperature applications, can be gathered by composites consisting of multiple reinforcing phases. The present study focuses on the characterization of ceramic matrix composite coatings with in-situ reinforcements, developed through combination of laser triggered chemical reaction and subsequent laser treatment...

artykuł

Mechanical and Tribological Peculiarity of Nano‐TiO₂‐Augmented, Polyester‐Based Homogeneous Nanocomposites and Their Functionally Graded Materials

Akant Kumar Singh, Siddhartha Vashishtha

Advances in Polymer Technology > 37 > 3 > 679 - 696

Fillers play an important role in determining the properties and behavior of particulate‐filled composites. The objective of this work is to find out the demeanor of nano‐TiO₂ filler‐augmented nanocomposites on the mechanical and wear tract. Nano‐TiO₂ (Titanium Oxide)‐filled, polyester‐based homogeneous nanocomposites and functionally graded materials (FGMs) are developed by a mechanical stirring...

artykuł

Effects of clay and surface plasma‐treated carbon fiber on wear behavior of thermoplastic POM composites

Fenglian Niu, Runqin He, Jian Li

Surface and Interface Analysis > 50 > 1 > 96 - 100

In engineering applications, experimental data and insight from scientific investigations on wear properties of polyoxymethylene (POM) composites are important for engineers to understand how to design and formulate POM materials with high resistance to wear. In this work, clay and carbon fiber were utilized and incorporated into POM and the mechanical and wear properties, in specific wear rate, were...

artykuł

Effect of oil temperature and counterpart material on the wear mechanism of ta-CNx coating under base oil lubrication

Xiaoxu Liu, Ryo Yamaguchi, Noritsugu Umehara, Motoyuki Murashima, więcej

Wear > 2017 > 390-391 > C > 312-321

Tetrahedral amorphous carbon nitride (ta-CNx), as an emerging and promising diamond-like carbon (DLC), has better mechanical properties than amorphous carbon nitride (a-CNx) to ensure the sufficient durability, and overcomes the limit of high internal stress of tetrahedral amorphous carbon (ta-C), which makes ta-CNx coatings of great worth of research for the tribological and mechanical applications...

artykuł

Dry Sliding Wear Mechanism of WC–13Ni Hard Alloy Irradiated by High-Intensity Pulsed Electron Beam

F. G. Zhang

Tribology Letters > 2017 > 65 > 4 > 1-7

The wear properties and wear mechanism of WC–13%Ni hard alloy irradiated by high-intensity pulsed electron beam (HIPEB) at energy density of 34 J/cm² with pulse numbers of 1–10 were investigated by dry sliding wear tests. The phase structure, cross-sectional microstructure and microhardness-depth profiles of the irradiated WC–13Ni hard alloy were examined by using X-ray diffractometer, scanning electron...

artykuł

Tribological Behaviour of Multi-Walled Carbon Nanotubes (MWCNT) Filled Polybutylene Terephthalate (PBT) Nanocomposites

Swamini Chopra, Saisha Batthula, Kavita Deshmukh, Dilip Peshwe

Transactions of the Indian Institute of Metals > 2017 > 70 > 3 > 801-807

This paper focuses on evaluating the tribological properties of PBT/MWCNT nanocomposites at low CNT concentrations of 0.1, 0.2, 0.3, 0.4 and 0.5 wt%. The composites were prepared by melt-compounding and samples were tested in a pin-on-disc sliding configuration under different load conditions. It was found that the friction coefficient of the composites reduced with increasing CNT content, irrespective...

artykuł

Exploring the Possibility of Utilization of Red Mud Epoxy Based Functionally Graded Materials as Wear‐Resistant Materials Using Taguchi Design of Experiment

Siddhartha, Akant Kumar Singh, Sanjay Yadav

Advances in Polymer Technology > 36 > 1 > 5 - 22

The study aims for potential utilization of red mud (an industrial waste) to be utilized as a wear‐resistant material. Investigations on mechanical and wear characteristics of red mud epoxy based homogeneous and their functionally graded materials (FGMs) developed with an intent of probable application in tribological systems are presented. The influence of significant operational parameters, material...

artykuł

Dry sliding wear behaviour of SiCp reinforced Zn-Mg-Cu based aluminium matrix composite

Diptikanta Das, Swati Pattanaik, Bharat Chandra Routara, Purna Chandra Mishra, więcej

Materials Today: Proceedings > 2017 > 4 > 2 Part A > 2965-2974

Silicon carbide particulate (SiC_p) reinforced Aluminium Matrix Composite (AMC) was fabricated using stir casting method and then heat treated to T6 condition. Distribution pattern of the reinforcement was observed through optical microscopy. Density, percentage of porosity and hardness were determined. Dry sliding wear tests were conducted using Taguchi L₉ Design of Experiments (DOE) to investigate...

artykuł

Effect of Austempering Heat Treatment Parameters on the Microstructure and Dry Sliding Wear Behaviour of AISI 9255 High Silicon Steel

P.A. Palaksha, P. Syamkrishna, K.S. Ravishankar

Materials Today: Proceedings > 2017 > 4 > 10 > 10757- 10763

The present investigation is focused to evaluate the dry sliding wear behavior of AISI 9255 high silicon steel austempered at different temperatures and durations. Here three batches of cylindrical test specimens were prepared from as-received high silicon steel and were austenitized at 900 ^oC for 30 minutes, followed by austempering heat treatment in a salt bath maintained at temperatures 300, 350...

artykuł

Reciprocating wear behaviour of TiC-stainless steel cermets

Chenxin Jin, Chukwuma C. Onuoha, Zoheir N. Farhat, Georges J. Kipouros, więcej

Tribology International > 2017 > 105 > C > 250-263

TiC based cermets have been prepared with three different grades of stainless steel binder (304L, 316L and 410L). The cermets were densified by vacuum melt infiltration, at 1500°C, which allows the steel binder content to be readily varied from 5 to 30vol%. The cermets were assessed for their hardness and indentation fracture resistance using Vickers testing. The reciprocating wear response was evaluated...

artykuł

Effect of particle characteristics on the two-body abrasive wear behaviour of a pearlitic steel

Balaji Narayanaswamy, Peter Hodgson, Hossein Beladi

Wear > 2016 > 354-355 > C > 41-52

The specific wear rate and friction coefficient of a pearlitic microstructure subjected to different abrasive environments (i.e. SiC and alumina) were examined. A CSM high temperature pin-on-disc tribometer was used to simulate the two-body abrasive condition (i.e. the metallic surface abrading against the abrasive particles). The characteristics of the abrasive particles (i.e. particle size and density)...

artykuł

Wear behaviour of DMD-generated high-strength steels using multi-factor experiment design on a pin-on-disc apparatus

Syed H. Riza, S. H. Masood, Cuie Wen

The International Journal of Advanced Manufacturing Technology > 2016 > 87 > 1-4 > 461-477

Direct metal deposition (DMD) is a laser-based powder-fed-type additive manufacturing technology to create solid and porous structures from high-strength metallic alloys that can be used as coatings, foams and sandwiched structures, and as highly stressed components. This investigation evaluates the quality and capability of DMD-generated high-strength steel alloy parts to withstand severe sliding...

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