Effect of fly ash cenosphere pore formers on the microstructure and mechanical properties of vitrified diamond grinding wheels

Author(s):  
Yuhang Yin ◽  
Jiabin Fang ◽  
Qunhu Xue
2016 ◽  
Vol 857 ◽  
pp. 400-404
Author(s):  
Tian Yu Xie ◽  
Togay Ozbakkaloglu

This paper presents the results of an experimental study on the behavior of fly ash-, bottom ash-, and blended fly and bottom ash-based geopolymer concrete (GPC) cured at ambient temperature. Four bathes of GPC were manufactured to investigate the influence of the fly ash-to-bottom ash mass ratio on the microstructure, compressive strength and elastic modulus of GPC. All the results indicate that the mass ratio of fly ash-to-bottom ash significantly affects the microstructure and mechanical properties of GPCs


2018 ◽  
Vol 101 (6) ◽  
pp. 2228-2244 ◽  
Author(s):  
Kaushik Sankar ◽  
Peter Stynoski ◽  
Ghassan K. Al-Chaar ◽  
Waltraud M. Kriven

Author(s):  
Md Mehtab Alam and B.S Motgi

The paper deals with detailed study on microstructure and mechanical properties of aluminum 7068 reinforced with fly ash and silicon carbide by powder metallurgy, aluminum 7068, silicon carbide and fly ash were taken in powder form of required size and mixed together in varying proportion according to specification and compacted with pressure of 400MPa using hydraulic press to make samples and then samples were sintered at 600°c for 2 hours, the samples were tested for density, compressive strength, hardness and microstructure was analyzed using scanning electron microscope, energy dispersive x-ray study was carried out in order to confirm presence of silicon carbide and fly ash in aluminum matrix.


Materials ◽  
2016 ◽  
Vol 9 (6) ◽  
pp. 461 ◽  
Author(s):  
Giuseppina Roviello ◽  
Laura Ricciotti ◽  
Oreste Tarallo ◽  
Claudio Ferone ◽  
Francesco Colangelo ◽  
...  

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