. Demoulding process was conducted after 6 days curing at 20 ± 1 °C, then each specimen was fully covered with polyethylene film and cured for another
28 days at 20 ± 1 °C. Lastly, the specimens were incised for plate thermal conductiv-
ity test and compressive strength test respectively, and all specimens were dried at
60 °C until constant weight was achieved.