At PR GROUPS, we understand that mining is not just about extracting minerals; it's about responsible stewardship of the environment, creating economic opportunities for communities, and delivering long-term value to our stakeholders. We combine cutting-edge technology, industry expertise, and a dedicated workforce to ensure efficient and ethical mining operations.
our company Mix Concrete plant cubes are generally tested on 3, 7 and 28 days. Cubes are cast in 150*150 mm cube moulds. As per a thumb rule concrete should developed 50% strength in 3 days, 67 to 80% in 7days and 100% in 28 days. Concrete cube strength is determined by compressive testing machine.
