Effect of sodium hydroxide concentration on strength and microstructure of alkali-activated natural pozzolan and limestone powder mortar

• Main Authors: Adewumi, Adeshina Adewale, Mohd. Ariffin, Mohd. Azreen, Yusuf, Moruf Olalekan, Maslehuddin, Mohammed, Mohammad Ismail, Mohammad Ismail
• Format: Article
• Published: Elsevier Ltd 2021
• Subjects: TA Engineering (General). Civil engineering (General)
• Online Access: http://eprints.utm.my/id/eprint/90241/; http://dx.doi.org/10.1016/j.conbuildmat.2020.121530

The present study evaluates the effect of sodium hydroxide concentrations on strength, bond properties, reaction products and the microstructures of binary blended alkali-activated volcanic natural pozzolan and limestone powder (AANL) mortar. Six AANL mortar were prepared with alkaline activators of...