Cement PCB40 – 42.5

Cement PCB40 – 42.5

Portland Cement Blended PCB 40 branded LS helps to increase the flexibility of concrete, waterproof, impregnation to environment; strengthen the lifetime of constructions, and is very suitable with the tropical climate conditions of Vietnam. Advantages of Portland Cement Blended PCB 40.

Specification:

No. Characteristic Units Typical Test result TCVN 6260:2009 PCB 40 specified
01 Fineness
Specific surface cm2/g 3650 Min. 2800
 0.09mm residue % 0.5 Max. 10
02 Soundness mm 1.45 Max. 10
Le Chaterlier
03 Standard Consistence % 28.2
04  Setting time
Initial set min 140 Min. 45 min
Final set min 180 Max. 420 min
05 Compressive strength
03 days N/mm2 24.7 Min. 18
28 days N/mm2 47.0 Min. 40
06 % 0.85
 Magnesium oxide – MgO in cement
07 S03 content % 2.00 Max. 3.5
08  Free-CaO % 0.55