Figure 4. Comparison of the setting time relative to concentration of gypsum input as obtained from experiment (ExD) [6], derived model (MoD) and regression model (Reg).

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