Assessment of binary and ternary blends of metakaolin and Class C fly ash for alkali-silica reaction mitigation in concrete

RD Moser, AR Jayapalan, VY Garas… - Cement and Concrete …, 2010 - Elsevier
… a highly reactive natural aggregate source. The … of metakaolin and Class C fly ash binary
and ternary blends in suppressing ASR-induced expansion, (2) to study the effect of metakaolin

Activation of metakaolin/slag blends using alkaline solutions based on chemically modified silica fume and rice husk ash

SA Bernal, ED Rodríguez, R Mejia de Gutiérrez… - Waste and Biomass …, 2012 - Springer
… The primary raw material used in this study is a metakaolin (MK) produced in the laboratory
… DTG traces for alkali silicate-activated MK/GBFS blends, each with an overall SiO 2 /Al 2 O 3 …

The influence of metakaolin and silica fume on the chemistry of alkalisilica reaction products

W Aquino, DA Lange, J Olek - Cement and Concrete Composites, 2001 - Elsevier
… , silica fume (SF) and high-reactivity metakaolin (HRM), on the chemistry of alkalisilica reaction
(… Four different mortar bar mixes containing different combinations of high-alkali cement, …

Transport properties in metakaolin blended concrete

M Shekarchi, A Bonakdar, M Bakhshi… - … and Building Materials, 2010 - Elsevier
… The results for control and metakaolin mixes are presented in the following sections
accompanied by graphical presentation; Test results are compared with the silica fume mixture and …

Mechanical and thermal characterisation of geopolymers based on silicate-activated metakaolin/slag blends

SA Bernal, ED Rodríguez, R Mejía de Gutiérrez… - Journal of materials …, 2011 - Springer
… This article assesses the effect of mix design parameters on the compressive strength and
thermal performance of alkali silicate-activated blends of metakaolin (MK) and granulated …

Effect of the activator dose on the compressive strength and accelerated carbonation resistance of alkali silicate-activated slag/metakaolin blended materials

SA Bernal - Construction and building materials, 2015 - Elsevier
… In order to gain a better understanding of the effect of the alkali concentration on the fresh
paste properties of alkali-activated slag/metakaolin blends, Vicat testing and isothermal …

Effect of silicate modulus and metakaolin incorporation on the carbonation of alkali silicate-activated slags

SA Bernal, RM De Gutierrez, JL Provis… - Cement and Concrete …, 2010 - Elsevier
alkali silicate-activated GBFS/MK blends when exposed to this form of chemical attack, the
aim of this work is to study the effect of the activator modulus and the presence of metakaolin

Alkali-activated metakaolin-slag blends—performance and structure in dependence of their composition

A Buchwald, H Hilbig, C Kaps - Journal of materials science, 2007 - Springer
metakaolin were blended together and the combination activated by sodium hydroxide solution.
The boundary mixtures … this paper by discussing metakaolin-slag blends activated using …

Evolution of binder structure in sodium silicate-activated slag-metakaolin blends

SA Bernal, JL Provis, V Rose… - Cement and Concrete …, 2011 - Elsevier
… Analysis of alkali silicate-activated slag/metakaolin blends shows strong dependence of
material properties on the silica modulus (molar SiO 2 /Na 2 O ratio) of the activating solution. …

The effect of metakaolin on alkalisilica reaction in concrete

T Ramlochan, M Thomas, KA Gruber - Cement and concrete research, 2000 - Elsevier
… Mortar mixes were proportioned to have an aggregate–cementitious material ratio of 2.25 …
It should be noted that a high-range water-reducer was not used in any of the mortar mixes. …