Evaluating Factors Affecting Red Mud Interfacial Strength Using Binder Cement Kiln Dust and Polypropylene Fiber

Author(s):  
Pankaj Sharma ◽  
Saurabh Rawat ◽  
Ashok Kumar Gupta
2020 ◽  
Vol 38 (6A) ◽  
pp. 879-886
Author(s):  
Ahmed S. Kadhim ◽  
Alaa A. Atiyah ◽  
Shakir A. Salih

This paper aims to investigate the influence of utilization micro cement kiln dust as a sustainable materials additive in order to reduce the voids and micro cracks in the cementitious mortar materials which cause a drastic reduction in the load carrying capacity of the element. Its therefore very important to decrease the pores and enhance the mechanical strength of the cementitious composite materials. In this article, the properties of self-compacting mortar containing micro cement dust additive was experimentally assessed. Micro cement dust powder was added to the self-compacting mortar in (1, 2, 3, 4 and 5 %) percentage by weight of cement to be used as cementitious sustainable materials. The experimental results indicated that the modification and enhancement of the workability of fresh mixture and the mechanical strengths of self-compacting mortar were increased as micro cement dust additives increases. Also; the water absorption and total porosity were decreased with increases of micro cement dust powder.


2021 ◽  
Vol 1090 (1) ◽  
pp. 012029
Author(s):  
Ruqayah Al-Khafaji ◽  
Anmar Dulaimi ◽  
Monower Sadique ◽  
Ayat Aljsane

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