scholarly journals Fatigue life and residual strength of a short- natural-fiber-reinforced plastic vs Nylon

2017 ◽  
Vol 110 ◽  
pp. 429-441 ◽  
Author(s):  
M. Mejri ◽  
L. Toubal ◽  
J.C. Cuillière ◽  
V. François
2014 ◽  
Vol 534 ◽  
pp. 69-73
Author(s):  
Ritu Gupta ◽  
Norrozila Sulaiman ◽  
Mohammed Dalour Hossain Beg ◽  
Arun Gupta

In this paper, empirical models are proposed using multiple non linear regressions technique to predict the influence on the Youngs modulus and the tensile strength of the natural fiber reinforced plastic composites (NFRPC). Maleic Anhydride grafted polypropylene (MAPP) has been a proven coupling agent (CA) used to improve the interfacial bonding between the fibers and the plastics material. It is important to include the factor of coupling agent, when making predictions the properties of the composites through the models. For the development of the model, data was collected from various research journals presented in literature. Non linear regression analysis was performed to obtain the empirical model using polymath scientific software. The results were found to be within the acceptable range.


2008 ◽  
Vol 47-50 ◽  
pp. 149-152 ◽  
Author(s):  
Min Zhi Rong ◽  
Su Ping Wu ◽  
Ming Qiu Zhang

In this work, a simple but effective approach was reported for preparing natural fiber reinforced plastic foams based on plant oil with excellent compressive performance and biodegradability. Firstly, epoxidized soybean oil (ESO) was converted into its acrylate ester AESO, which can be free-radically copolymerized with reactive diluents like styrene to give thermosetting resins and their foam plastics. Then the bio-foam composites were produced using short sisal fiber as the reinforcement. Effects of fiber loading, length and surface treatment on properties of the foam composites were investigated. It was found that exposure of the fibers to gas cells of the foam reduced the effectiveness of interfacial effect, which is different from conventional bulk composites. As a result, reinforcing ability of sisal fibers became a function of fiber length, loading, etc. Furthermore, the plastic foams based on plant oil resin were proved to be biodegradable in soil burial or in the presence of fungi.


2011 ◽  
Vol 53 (4) ◽  
pp. 229-232 ◽  
Author(s):  
A. Khalina ◽  
Aidy Ali ◽  
H. Jalaluddin ◽  
M. Z. Hasniza ◽  
W. H. W. M. Haniffah ◽  
...  

2011 ◽  
Vol 462-463 ◽  
pp. 484-488 ◽  
Author(s):  
Peng Gang Mu ◽  
Xiao Peng Wan ◽  
Mei Ying Zhao

Based on an amount of fatigue experimental data of fiber reinforced plastic composite, a new three-parameter S-N curve model is proposed to describe the relationships between the loads and fatigue life under constant amplitude cyclic loading. As the logistic curve behaves as sigmoidal which is the similar with previous S-N models, and from this comparability, an S-N equation with logistic’ form has been established. The model can assess the fatigue behaviors of FRP under various loading conditions, such as, tension-tension (T-T), tension-compression (T-C) or compression-compression (C-C) loading under different stress ratios of the whole region of fatigue life. Several examples are employed to illustrate that the model has ability to fit several different sets of experimental data accurately.


Author(s):  
Vishwajith Kaushik R ◽  
Vigneshwaran S ◽  
Joseph S ◽  
Bharath Shakthivel B. R.

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