CEM II/B-M (S-LL) 42,5 N
Description
Portland composite cement CEM II/B-M (S-LL) 42,5 N is produced according to ČSN EN 197-1 ed. 2. It is a hydraulic powder binder produced by grinding together:
- Portland clinker
- LL limestone
- blast-furnace slag
- calcium suphate
- complementary constituents
- additives
Use
The cement is used for concrete and reinforced concrete building structures and smaller concrete segments. CEM II/B-M (S-LL) 42,5 N is suitable for the concretes with moderate increase of strength of higher and common
strength classes. In comparison with other Portland cements the activity of this cement increases even after 28 days period required by the standard.