Figure 8. Predicted minimum setting time of the slag cement at predicted optimum concentration of gypsum addition

From

Empirical Evaluation of Slag Cement Minimum Setting Time (SCMST) by Optimization of Gypsum Addition to Foundry Slag during Production

C. I. Nwoye, I. Obuekwe, C. N. Mbah, S. E. Ede, C. C. Nwangwu, D. D. Abubakar

American Journal of Mining and Metallurgy. 2014, 2(3), 51-56 doi:10.12691/ajmm-2-3-3