Geopolymers are the new generation of inorganic polymers that are gaining popularity in the building and infrastructure sectors due to their strength, affordability, and sustainability. Typically made with aluminosilicate minerals like fly ash, metakaolin, or slag, the materials are a new form of revolutionary building material to replace traditional Portland cement. Geopolymers are gaining ground to find a series of applications in the construction sector where more robust and sustainable building materials are required. To gain a comprehensive understanding of the geopolymer industry check latest research report by Coherent Market Insights
- Green Concrete for Construction
One of the most important uses for geopolymers is in the manufacture of eco-friendly concrete. One of the largest sources of CO2 emissions globally is cement-based conventional concrete. Geopolymer concrete is less carbon-intensive. Since geopolymer concrete does not involve the use of the high-temperature calcination process associated with cement, its production consumes much less energy. Moreover, a green solution that also saves landfills is offered by the fact that many geopolymer products are manufactured from industrial waste, such as slag or fly ash.
For example, geopolymer concrete is being used on many projects to build green buildings in nations such as the US and Australia.
- Durable Geopolymer Concrete
Roads and pavements are also a growing sector of infrastructure that geopolymers are being utilized in. Geopolymer concrete is extremely resistant to wear and tear, high heat, and chemical attack. This makes it ideal for use on highways, especially in coastal areas or de-icing chemical areas that experience extreme temperatures or heavy chemical exposure.
Particularly, geopolymer concrete's resistance to chloride ions makes it an ideal option for bridge decks, roads near saltwater, or regions where de-icing salts are commonly used during winter. Since conventional concrete is more prone to cracking and degradation in such conditions, it extends the lifespan of infrastructure while reducing maintenance costs.
- Geopolymer Bricks for Construction of Buildings
Bricks, both for residential and commercial construction, are produced using geopolymers along with concrete. They are stronger, lighter, and more durable compared to traditional clay bricks. Their better thermal insulation properties lead to the reduction of the energy required in building heating and cooling. Further, since they are produced using waste materials, they promote circular economy and less industrial waste.
One well-known instance is the use of geopolymer bricks in construction in countries such as Indonesia and the Philippines, where there is an increasing demand for affordable and eco-friendly building materials.
- Wastewater Treatment Systems
In addition, geopolymers have found applications in wastewater treatment plants. Wastewater treatment tanks and pipes are now being lined using geopolymers due to the chemical stability and the resistance of the latter against acidic and basic conditions. Even under extreme conditions, the material ensures that the infrastructure lasts for an extended period of time.
For example, geopolymer-based linings and coatings are now being used in various water treatment plants across Europe to protect infrastructure from the corrosive nature of wastewater and chemicals used in the treatment process.
Geopolymer materials are gaining traction in construction and infrastructure development because of their cost-effectiveness, durability, and sustainability. Geopolymers have numerous applications, ranging from concrete manufacturing to wastewater treatment systems, that enhance the environment at a reduced overall cost. With more industries adopting these new materials, geopolymers can revolutionize how the world constructs and maintains infrastructure.
