Table 1.

Characteristics of cement.

Property	Value	Standard
Specific surface, cm2/g	3253	GOST 30744-2001 “Methods of testing using polyfraction standard sand”
Normal density, %	26.5
Density, kg/m3	3146
Setting time, hour–min.
- Start	2–25
- End	3–45
Compressive strength at 28 days, MPa	55.8