Meghna Cement Mills PLC.

KING BRAND CEMENT

Portland Composite Cement (PCC):

Specification and Composition:

  • BDS EN 197-1:2003, CEM II/B-M (S-V-L) 42.5N
  • ASTM C-595
  • Clinker : 65-79%
  • Slag, Fly Ash, Limestone : 21-35%
  • Gypsum : 0-05%
Test Age Standard Requirements (ASTM C-595) BUET Test Result
Compressive Strength (psi) 3 days 1890 2400 Minm
7 days 2900 3400 Minm
28 days 3620 3500 Minm
Setting Time (minutes) Initial >45 160-190
Final <420 360-410
Fineness (m2/kg) -- Minimum 280 360-420

Portland Cement (PC):

Specification and Composition:

  • BDS EN 197-1:2003, CEM-I, 52.5 N.
  • ASTM C-150, Type – I
  • Clinker : 95-100%
  • Gypsum : 0-05%
Test Age Standard Requirements (ASTM C-150) BUET Test Result
Compressive Strength (psi) 3 days 1740 3200 Minm
7 days 2760 4200 Minm
28 days 4060 5000 Minm
Setting Time (minutes) Initial >45 120-150
Final <375 340-400
Fineness (m2/kg) -- Minimum 280 340-400