Portland Composite Cement also referred as PCC is a type of cement which is heavily used in the construction of infrastructures in Bangladesh. It is manufactured using clinker, slag, PFA, gypsum and limestone. All of these makes it durable, strong, have high chemical resistance, low permeability and heat of hydration, and gives it many other properties that ensures longevity of a development. The cement conforms to the standard: BDS EN 197-1:2003 CEM II/AM or BM 42.5N.
Mir Portland Composite Cement is a widely utilized construction material and is generally used as a binding material. It is composed of cement, (commonly Portland Cement) and other materials such as fly ash and slag cement, aggregate or crushed rocks such as limestone, which makes it a crucial component of strong developments.
| Mir Portland Composite Cement | |||||
| 3 Days (PSI) | 7 Days (PSI) | 28 Days (PSI) | |||
| Standard | Actual | Standard | Actual | Standard | Actual |
| Minimum 1890 | 3000-3200 | Minimum 2900 | 3800-4000 | Minimum 3620 | 5000-5400 |
| Note: Average of 24 months based on the samples tasted at BUET | |||||
Fineness : 3600-4200 cm2/gm
Initial Setting Time : 130-160 minutes
Final Setting Time : 280-320 minutes
Uses
- Residential, commercial, functional building & industrial complex
- Bridge, culvert, flyover, road, runway
- Brickwork and plaster
- Prefabricated elements, poles, drainage pipe, concrete block
- Precast piles and cast in situ piles
- Ready-mix concrete