Performance Characteristics of Concrete Blended with Metakaolin: A Literature Review

Civil and Environmental Engineering Department, Bells University of Technology, Ota, Ogun State, Nigeria.

The construction industry's relentless pursuit of sustainable alternatives to ordinary Portland cement (OPC) has positioned metakaolin as a preeminent supplementary cementitious material (SCM) owing to its exceptional pozzolanic reactivity and environmental benefits. This paper presents a critical, systematic review of metakaolinblended concrete performance, synthesizing findings from 45 seminal studies to evaluate mechanical properties, workability, durability mechanisms, and microstructural evolution. The analysis reveals that while metakaolinconsistently enhances compressive strength (12-21% at optimal replacement), significant contradictions pervade the literature regarding optimal replacement levels (ranging from 5% to 20%), post-28-day strength development kinetics, and workability responses in specialized concretes. Critical appraisal of durability studies demonstrates that metakaolin's refinement of pore structure reduces chloride permeability by 40–60% and enhances sulfate resistance through dual mechanisms of calcium hydroxide consumption and formation of stable hydration products. However, methodological limitations—including absence of standardized metakaolin characterization protocols, predominance of short-term laboratory investigations, and limited field validation—substantially constrain the generalizability of existing findings. Furthermore, the environmental benefits of metakaolin (82.5% CO₂ reduction relative to OPC) must be contextualized against energy inputs for kaolin processing and transportation. This review identifies critical research imperatives: (1) development of internationally standardized metakaolin classification systems; (2) long-term (≥10 years) field performance monitoring programs; (3) systematic investigation of coupled deterioration mechanisms; and (4) comprehensive life-cycle assessment frameworks incorporating regional kaolin variability. The synthesis affirms metakaolin's viability for sustainable construction, particularly in aggressive environments, while exposing fundamental knowledge gaps requiring urgent scholarly attention.

Ahmad, J., Majdi, A., Arbili, M. M., Deifalla, A. F., & Naqash, M. T. (2022). Mechanical, durability and
microstructure analysis overview of concrete made with metakaolin (MTK). Buildings, 12(10), 1401.
https://doi.org/10.3390/buildings12101401
Aiswarya, S., Prince Arulraj, G., & Dilip, C. (2013). A review on use of metakaolin in concrete. Engineering
Science and Technology, 3(3), 592–597.
Akande, E. O., Idusuyi, D., Olanipekun, A. A., Suliat, O., Ebirim, S. I., Suzie, E., & Akinpelu, M. O. (2024).
Effects of partial replacement of coarse aggregates with coconut shell and polyethylene terephthalate on the mechanical properties of concrete. In 2024 IEEE NIGERCON (pp. 1–6). IEEE.
Al Menhosh, A., Wang, Y., Wang, Y., & Augusthus-Nelson, L. (2018). Long-term durability properties of
concrete modified with metakaolin and polymer admixture. Construction and Building Materials, 172, 41–51. https://doi.org/10.1016/j.conbuildmat.2018.03.215
Al Saffar, D. M., & Tayeh, B. A. (2018). Influence of pottery clay in cement mortar and concrete mixture: A review. International Journal of Engineering & Technology, 7(4), 67–71. https://doi.org/10.14419/ijet.v7i4.20176
Arunakanthi, E., Rao, H. S., & Reddy, I. R. (2012). Effects of hydrochloric acid in mixing and curing water on strength of high-performance metakaolin concrete. International Journal of Applied Engineering and Technology, 2(2), 68–76.
Bai, J., & Wild, S. (2002). Investigation of the temperature change and heat evolution of mortar incorporating PFA and metakaolin. Cement and Concrete Composites, 24(2), 201–209. https://doi.org/10.1016/S0958-9465(01)00025-5
Brooks, J. J., & Johari, M. M. (2001). Effect of metakaolin on creep and shrinkage of concrete. Cement and Concrete Composites, 23(6), 495–502. https://doi.org/10.1016/S0958-9465(00)00095-9
Cassagnabere, F., Lachemi, M., & Escadeillas, G. (2010). Flash metakaolin/slag/cement binder: An environmental and performantial alternative for steam-cured mortar for precast use. In Proceedings of the Annual Conference of the Transportation Association of Canada (pp. 1–10).
Dinakar, P., Sahoo, P. K., & Sriram, G. (2013). Effect of metakaolin content on the properties of high strength concrete. International Journal of Concrete Structures and Materials, 7, 215–223.
https://doi.org/10.1007/s40069-013-0045-0
Ding, J. T., & Li, Z. (2002). Effects of metakaolin and silica fume on properties of concrete. ACI Materials
Journal, 99(4), 393–398. https://doi.org/10.14359/12226
Elkerany, A. M., Keshta, M. M., Elshikh, M. M. Y., Elshami, A. A., & Youssf, O. (2023). Characteristics of
sustainable concrete containing metakaolin and magnetized water. Buildings, 13(6), 1430.
https://doi.org/10.3390/buildings13061430
Guneyisi, E., Gesoğlu, M., Karaoğlu, S., & Mermerdaş, K. (2012). Strength, permeability and shrinkage cracking of silica fume and metakaolin concretes. Construction and Building Materials, 34, 120–130.
https://doi.org/10.1016/j.conbuildmat.2012.02.017
Guneyisi, E., & Mermerdaş, K. (2008). Strength and permeability properties of self-compacting concrete with metakaolin and binary cementitious blends. Journal of Materials in Civil Engineering, 20(10), 648–657. https://doi.org/10.1061/(ASCE)0899-1561(2008)20:10(648)
Ismail, M. H., Rusly, N. S. M., & Deraman, R. (2020). Strength and water absorption of concrete containing metakaolin and nylon fiber. International Journal of Sustainable Construction Engineering and Technology, 11(1), 230–242. https://doi.org/10.30880/ijscet.2020.11.01.023
Jagtap, S. A., Shirsath, M. N., & Karpe, S. L. (2017). Effect of metakaolin on the properties of concrete.
International Research Journal of Engineering and Technology, 4(7), 643–645.
John, N. (2013). Strength properties of metakaolin admixed concrete. International Journal of Scientific Research Publications, 3(6), 1–7.
Kamal, M. A. H., Salleh, N., Hamid, N. A. A., Jamellodin, Z., Ali, N., Abdullah, S. R., & Adnan, S. H. (2024).
Review on metakaolin impact on the workability and compressive strength of concrete. IOP Conference Series: Earth and Environmental Science, 1347(1), 012085. https://doi.org/10.1088/1755-1315/1347/1/012085
Khan, M. U., Ahmad, S., & Al-Gahtani, H. J. (2017). Chloride-induced corrosion of steel in concrete: An overview on chloride diffusion and prediction of corrosion initiation time. International Journal of Corrosion, 2017, 5819202. https://doi.org/10.1155/2017/5819202
Khater, H. M. (2011). Influence of metakaolin on resistivity of cement mortar to magnesium chloride solution. Journal of Materials in Civil Engineering, 23(9), 1295–1301. https://doi.org/10.1061/(ASCE)MT.1943- 5533.0000292
Khatib, J. M., & Clay, R. M. (2004). Absorption characteristics of metakaolin concrete. Cement and Concrete Research, 34(1), 19–29. https://doi.org/10.1016/S0008-8846(03)00172-1
Khatib, J. M., & Hibbert, J. J. (2005). Selected engineering properties of concrete incorporating slag and
metakaolin. Construction and Building Materials, 19(6), 460–472. https://doi.org/10.1016/j.conbuildmat.2004.07.017
Kim, H. S., Lee, S. H., & Moon, H. Y. (2007). Strength properties and durability aspects of high strength concrete using Korean metakaolin. Construction and Building Materials, 21(6), 1229–1237.
https://doi.org/10.1016/j.conbuildmat.2006.05.007
Li, Q., Geng, H., Huang, Y., & Shui, Z. (2015). Chloride resistance of concrete with metakaolin addition and seawater mixing: A comparative study. Construction and Building Materials, 101, 184–192.
https://doi.org/10.1016/j.conbuildmat.2015.10.076
Narmatha, M., & Felixkala, T. (2016). Meta kaolin—The best material for replacement of cement in concrete. IOSR Journal of Mechanical and Civil Engineering, 13(4), 66–71. https://doi.org/10.9790/1684-1304046671
Nour Eldin, S. H., Sharobim, K., Hassan, H. M., & Ragheb, S. (2021). Durability study of metakaolin concrete. Port-Said Engineering Research Journal, 25(1), 41–48. https://doi.org/10.21608/pserj.2021.55208.1070
Nsobundu, A. E. J., & Tiza, M. T. (2025). A comprehensive evaluation of waste-derived materials for sustainable construction practices. International Journal of Environmental Pollution and Environmental Modelling, 8(1), 26–42.
Ojo, G. P., Igbokwe, U. G., Egbuachor, C. J., & Nwozor, K. K. (2017). Geotechnical properties and geochemical composition of kaolin deposits in parts of Ifon, Southwestern Nigeria. American Journal of Engineering Research, 6, 15–24.
Okagbare, U. V., Salem, A. A., Tiza, M. T., & Tyongi, N. E. (2026). Sustainable concrete practices for reducing environmental impact in construction industry. Nnamdi Azikiwe University Journal of Civil Engineering, 5(1), 92–98.
Olufemi, F. S. (2016). Absorption characteristics of cement combination concrete containing Portland cement, fly ash, and metakaolin. Civil Engineering Dimension, 18(1), 57–64. https://doi.org/10.9744/ced.18.1.57-64
Onuzulike, C., Nsobundu, E. J., Ashiga, S. A., & Tiza, M. (2025). Environmental sustainability and impact
reduction in civil engineering and construction practices. NAU Journal of Civil Engineering, 4(1), 72–80.
Pandey, A., & Kumar, B. (2020). Investigation on the effects of acidic environment and accelerated carbonation on concrete admixed with rice straw ash and microsilica. Journal of Building Engineering, 29, 101125. https://doi.org/10.1016/j.jobe.2019.101125
Pillay, D. L., Olalusi, O. B., Awoyera, P. O., Rondon, C., Echeverría, A. M., & Kolawole, J. T. (2020). A review
of the engineering properties of metakaolin-based concrete. Advances in Civil Engineering, 2020, 8880974. https://doi.org/10.1155/2020/8880974
Pillay, D. L., Olalusi, O. B., Kiliswa, M. W., Awoyera, P. O., Kolawole, J. T., & Babafemi, A. J. (2022).
Engineering performance of metakaolin-based concrete. Cleaner Engineering and Technology, 6, 100383. https://doi.org/10.1016/j.clet.2021.100383
Poon, C. S., Lam, L., Kou, S., Wong, Y. L., & Wong, R. (2001). Rate of pozzolanic reaction of metakaolin in
high-performance cement pastes. Cement and Concrete Research, 31(9), 1301–1306. https://doi.org/10.1016/S0008-8846(01)00580-8
Rashad, A. M. (2013). Metakaolin as cementitious material: History, sources, production, and composition—A comprehensive overview. Construction and Building Materials, 41, 303–318.
https://doi.org/10.1016/j.conbuildmat.2012.12.001
Rashiddadash, P., Ramezanianpour, A. A., & Mahdikhani, M. (2014). Experimental investigation on flexural toughness of hybrid fiber reinforced concrete containing metakaolin and pumice. Construction and Building Materials, 51, 313–320. https://doi.org/10.1016/j.conbuildmat.2013.10.087
Rashwan, M. M., Megahed, A. R., & Essa, M. S. (2015). Effect of local metakaolin on properties of concrete and its sulphuric acid resistance. Journal of Engineering Sciences, 43(2), 183–199.
https://doi.org/10.21608/jesaun.2015.115061
Ravisankar, K., & Renugadhevi, C. (2022). Experimental investigation on pervious concrete with metakaolin. Materials Today: Proceedings, 65, 1069–1074. https://doi.org/10.1016/j.matpr.2022.04.158
Schneider, M. (2019). The cement industry on the way to a low-carbon future. Cement and Concrete Research, 124, 105792. https://doi.org/10.1016/j.cemconres.2019.105792
Tadayon, M. H., Shekarchi, M., & Tadayon, M. (2016). Long-term field study of chloride ingress in concretes containing pozzolans exposed to severe marine tidal zone. Construction and Building Materials, 123, 611–616. https://doi.org/10.1016/j.conbuildmat.2016.07.074
Tamanna, K., Raman, S. N., Jamil, M., & Hamid, R. (2020). Utilization of wood waste ash in construction
technology: A review. Construction and Building Materials, 237, 117654. https://doi.org/10.1016/j.conbuildmat.2019.117654
Tiza, M. T., Egberike, J. N., Onuzulike, C., Okechukwu, E., Akande, E. O., & Ogunleye, E. (2025). Predictive
modeling of concrete split tensile strength using Scheffe’s simplex lattice design with reclaimed asphalt pavement as coarse aggregates. Építőanyag – Journal of Silicate Based and Composite Materials, 77(3), 64–71. https://doi.org/10.14382/epitoanyag-jsbcm.2025.9
Tiza, M. T., Ogunleye, E., Jiya, V., Onuzulike, C., Akande, E., & Terlumun, S. (2023). Integrating sustainability into civil engineering and the construction industry. Journal of Cement-Based Composites, 4(1), 1–11. https://doi.org/10.36937/cebacom.2023.5756
Utsev, T., Tiza, M., Sani, H. A., & Sesugh, T. (2022). Sustainability in the civil engineering and construction
industry: A review. Journal of Sustainable Construction Materials and Technologies, 7(1), 30–39.
https://doi.org/10.14744/jscmt.2022.11
Varma, D. V., Rao, G. R., Raju, P. M., & Kumar, M. P. (2021). Compressive strength and durability of metakaolin blended concrete exposed to acid and sulphate attack. IOP Conference Series: Materials Science and Engineering, 1025(1), 012004. https://doi.org/10.1088/1757-899X/1025/1/012004
Yusuf, T. O., Ismail, M., Usman, J., & Noruzman, A. H. (2014). Impact of blending on strength distribution of ambient cured metakaolin and palm oil fuel ash based geopolymer mortar. Advances in Civil Engineering, 2014, 658067. https://doi.org/10.1155/2014/658067
Zhao, D., & Khoshnazar, R. (2020). Microstructure of cement paste incorporating high volume of low-grade metakaolin. Cement and Concrete Composites, 106, 103453. https://doi.org/10.1016/j.cemconcomp.2019.103453