Cementitious and Aggregates
Ground Granulated Blast Furnace Slag
- Featuring in hydraulic properties by rapid cooling and grinding by-product from steel manufacturing plant
- Mainly used as an admixture of cement and concrete
- Reducing heat of hydration, increasing long-term strength, and improving concrete workability
- Produced at the Pohang and Gwangyang plants, supplied nationwide
Fly Ash
- Collected by boiler baghouse of thermal power plants
- Mainly used as an admixture of cement and concrete
- Suppressing alkali-aggregate reactions, reducing hydration heat, increasing watertightness and long-term strength
- Supplied to metropolitan area, South Jeolla Province, and South Chungcheong Province
Aggregates
- Produced by crushing stone from mining process
- Production of two types; crushed sand and 25mm aggregate
- Supplied to Yeongdong area