Silica fume, also known as micro silica, silica fume cement, silica fume concrete is an ultra-fine, amorphous form of silicon dioxide (SiO₂), produced as a byproduct of ferrosilicon and silicon metal smelting in electric arc furnaces.
- High-Performance Concrete – Enhances compressive strength, durability, and corrosion resistance.
- Refractory Applications – Used in castables, gunning mixes, and precast refractory shapes for thermal resistance.
- Oil & Gas Industry – Added to oil well cement to reduce permeability and improve high-temperature performance.
- Rubber & Polymer Industry , Ceramics & Advanced Materials