BIR CEMENT

PRODUCT PORTFOLIO

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 Result

Test

Age

Standard Requirements (ASTM C-595)

BUET Test Result

Compressive Strength (psi)

3 days

7 days

28 days

1890

2900

3620

2400 Minm

3400 Minm

4500 Minm

Setting Time (minutes)

Initial

Final

>45

<420

160-190

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 Result

Test

Age

Standard Requirements(ASTM C-150)

BUET Test Result

Compressive Strength (psi)

3 days

7 days

28 days

1740

2760

4060

3200 Minm

4200 Minm

5000 Minm

Setting Time (minutes)

Initial

Final

>45

<375

120-150

340-400

Fineness (m2)

--

Minimum 280

340-400