Effect of Particle Size of Periclase on the Periclase Hydration and Expansion of Low-Heat Portland Cement Pastes

Figure 5

BSEM images of cement paste with 4.00 μm periclase particles cured at different temperatures for 60, 180, and 240 days. (a) Curing at 20°C for 60 days; (b) curing at 20°C for 180 days; (c) curing at 20°C for 240 days; (d) curing at 40°C for 240 days; (e) curing at 80°C for 240 days.

(a)

(b)

(c)

(d)

(e)