Characterization of Mechanical Properties of Materials Composed of Epoxy Resin Reinforced with Carbon Fiber and Polyurethane Foam, Epoxy Resin Reinforced with Carbon Fiber and Aluminum Honey-Comb and Polyester Resin Reinforced with Glass Fiber with Polyurethane Foam for an Electric Sports Vehicle for Academic Purposes

Author(s):  
D. C. Dulcey-Diaz ◽  
O. Lengerke-Pérez ◽  
A. D. Rincón-Quintero ◽  
C. L. Sandoval-Rodriguez ◽  
C. G. Cardenas-Arias ◽  
...  
Ultrasonics ◽  
2016 ◽  
Vol 64 ◽  
pp. 186-195 ◽  
Author(s):  
Megha Agrawal ◽  
Abhinav Prasad ◽  
Jayesh R. Bellare ◽  
Ashwin A. Seshia

2011 ◽  
Vol 287-290 ◽  
pp. 197-200
Author(s):  
Hai Qing Hu ◽  
Li Zhao ◽  
Jia Qiang Liu ◽  
Shi Bao Wen ◽  
Yong Jiang Gu ◽  
...  

Carbon fiber powder (CFP) instead of the traditional glass fiber (cloth) was used to reinforce epoxy resin for rapid tooling. There are two obvious advantages: one is to utilize the waste materials, which is good for the protection of the environment; another is to simplify the producing process by cast molding. The filling amount and dispersing process of CFP was studied in this paper. The results show that when the amount of CFP was 10 wt%, and the ultrasonic time is more than 15 min, the CFP can be dispersed in the epoxy matrix uniformly, and the mechanical properties can meet the requirement of epoxy molding.


Author(s):  
Muhammadin Hamid ◽  
Timbangen Sembiring ◽  
Kurnia Sembiring

Composite based on sugar palm stem powder has been made through conventional technique of mold and press from the sugar palm stem powder reinforced by matrix polyester resin, epoxy resin, and polyurethane resins. The composition of sugar palm stem powder were varied with 2;4;6;8 and 10% wt mass fraction also the 90;92;94;96 and 98 % wt mass fraction are enhanced by the polyester resin, epoxy resin and polyurethane resins in 300 MPa pressure treated with temperature of 120?C for polyurethane resin and temperature of 70?C for polyester resin and epoxy resin for 20 minutes. The test result of physical and mechanical properties generates 1.19 gr/cm³ of the density optimum number, 1.83% porosity, 2.83% water absorption, 80.47 kJ/m² impact strength, 80.42 MPa flexural strength, 5.95 MPa tensile strength and the result of SEM to see the surface structure of the sample which is homogenous. The study shows the mechanical properties and physical properties which meet the Standard JIS A 5905 : 2003, that is flexural strength >32 MPa and 0.3 – 1.3 gr/cm3 density.


2021 ◽  
Vol 06 (02) ◽  
pp. 97-104
Author(s):  
Zaka Salimov Zaka Salimov ◽  
Matanat Jabiyeva Matanat Jabiyeva

In this study, the preparation and characterization of carbon fiber reinforced epoxy composites are aimed at today's increasing use of composite materials. In this study, composite materials consisting of unidirectional carbon fiber-epoxy resin were prepared and the effects of fiber inclination angle on layered epoxy composite materials were investigated using various characterization techniques. Composite materials were prepared by autoclave method. At the stage of characterization of prepared composite materials Scanning electron microscopy (SEM) has been applied for tensile, compression tests and characterization of fracture surfaces to determine the mechanical properties. Keywords: Carbon fiber,epoxy resin,polymer composite,mechanical properties.


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