Efficiency factor of high calcium Class F fly ash in concrete

V. Sata, P. Khammathit and P. Chindaprasirt

Abstract

This paper studied the cement efficiency factor (k factor) of high calcium Class F fly ash. This k factor represents a unit of fly ash with efficiency equivalent to k unit of cement. The high calcium Class F fly ash was used to replace cement in concrete. The modified Bolomey

Key Words

efficiency factor; fly ash; Class F; concrete; multi-linear regression analysis.

Address

V. Sata, P. Khammathit and P. Chindaprasirt: Sustainable Infrastructure Research and Development Center, Department of Civil Engineering, Faculty of Engineering, Khon Kaen University, Khon Kaen 40002, Thailand

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