Fly Ash Brick Wall Machine In Emirate -
At compaction pressure of 5,000 psi, the optimum F/W ratio is 9.0 (i.e., 90 % fly ash and 10 % water) for the high-grade fly ash, and it is 5.87 (i.e., 85% fly ash and 15% water) for the low-grade fly ash. Generally, increase in water con-tent increases the strength and density of the logs until the foregoing limits were.