When normal ready-mix concrete is made the largest aggregates in the mix can range from 1-1/2 inches down to 3/8ths of an inch in size with compressive strengths that can be as high as 10,000 psi.

The quality of concrete can be significantly improved by vibration. The savings achieved and the improved quality of concrete are now so well established that vibration is an accepted job site ...

Innovative hybrid geopolymer concrete combines recycled materials, achieving superior strength and heat resistance while ...