Table 4 Basic Cement Parameters.

From: Research on strength characteristics and mechanism of cement stabilized phosphogypsum materials under dry and wet cycles

Heat loss

/%

SO3

/%

Alkali content

/%

Incipient condensation time

/min

Time of final coagulation

/min

Stability

1.58

2.87

2.42

302

322

Eligible

Cl-/%

Gypsum content

/%

3-Day Flexural Strength

/MPa

28-Day Flexural Strength

/MPa

3-day compressive strength

/MPa

28-day compressive strength

/MPa

0.018

5.00

5.0

6.7

24.9

43.7