Ground Granulated Blast Furnace Slag Powder

Applications of GGBS:

Concrete & Cement Industry:
• Used as a partial replacement for Portland cement (typically 30-70%)
• Improves workability, strength, and durability of concrete
• Reduces heat of hydration, minimizing cracking in mass concrete structures
• Enhances resistance to sulfate attack, chloride penetration, and alkali-silica reaction (ASR)

Road Construction & Soil Stabilization:
• Used in pavements, highways, and embankments to improve soil strength
• Enhances resistance to frost and chemical attacks
• Precast & High-Performance Concrete:
• Ideal for bridges, tunnels, marine structures, and high-rise buildings
• Increases service life and durability
• Eco-friendly Construction:
• Reduces CO₂ emissions in cement production
• Enhances sustainability by utilizing industrial by-products

Advantages of GGBS Over Ordinary Portland Cement (OPC):
✔ Higher Long-Term Strength: Strength gains continue beyond 28 days.
✔ Increased Durability: Better resistance to sulfate attack and chloride ingress.
✔ Improved Workability: Produces smoother, more workable concrete.
✔ Lower Carbon Footprint: Reduces cement consumption and CO₂ emissions.
✔ Lower Heat of Hydration: Ideal for mass concrete applications like dams and foundations.

GGBS Replacement Ratios in Concrete:
• 30-50% for general construction (balanced strength and durability)
• 50-70% for marine, sulfate-resistant, and mass concrete structures
• Up to 80% for ultra-high durability concrete applications