1. Modelau: Math F a Math S
2. Type F: Initial setting time must be no less than 3 minutes; final setting time must not exceed 5 minutes; compressive strength >10 MPa at 15 minutes and >15 MPa am 1 awr.
3. Type S: Initial setting time must not exceed 10 minutes; final setting time must not exceed 20 minutes; compressive strength >10 MPa at 1 hour, >35 MPa at 24 hours, and >65 MPa ar 28 diwrnod.
