We are offering ordinary portland cement 42.5 as per following specification in bulk worldwide:

1. Chemical composition:
- Silicon dioxide (sio2) 20.8 - 21.5
- Aluminium oxide (al2o3) 5.3
- Ferric oxide (fe2o3) 3.25 - 3.5
- Calcium oxide (cao) 65.6
- Magnesium oxide (mgo%) 1.7 - 3.0
- sulphur trioxide (so3) 2.7 - 3.0

2. Physical and mechanical properties:
- Blain cm2/gr 0.02
- Autoclave expansion 3.25
- Normal consistency % 27.5
- Initial setting time (hours:mins) 3.25 - 4.50
hard set (hours:mins) 4.54 - 6.00
- Fineness index (cm2/gm) 2800-3040

3. Compressive strength:
- ISO/EN 197-1/2000 bs 4550 mortar
- 03 days 2.65 - 34.2 kg/cm2
- 07 days 37.3 - 42.5 kg/cm2
- 28 days 52.8 - 54.6 kg/cm2

4. Packaging:
- Bulk in sealed compartments
- Bags stacked on pallet
All shipments are insured against contamination and loss.
- Kraft bags (buyers' choice)
50.0 kg
42.5 kg
20.0 kg
- Jumbo bags
1.0 mt
1.5 mt
2.0 mt