Rapid Cement

Product name Rapid Cement
Cement designation CEM I 42,5 R
Standard EVS-EN 197-1:2011
Standard name of cement portlandtsement
Strength class of cement 42,5 R
Number of the certificate of constancy of performance 1504-CPR-0492
Issued by and No Tallinna Sertifitseerimisasutus OÜ 1504
Declaration of performance 1504 CPR-0492
Characteristics  
Compressive strength, MPa  
After 1 day 20
After 2 days 32
After 28 days 55
Setting time, min 120
Portland cement clinker with gypsum, % 96
Burnt shale, % -
Limestone, % 4
Fineness m2/kg 410
The letter R in the strength class designation of cement refers to high early strength of the cement.
The letter N in the strength class designation refers to ordinary early strength of the cement.