1. High output for quarrying; 2. Low cost for demolition; 3. It is safe, there is not fly rock or noise during crack stone

1. High output for quarrying;2. Low cost for demolition;3. It is safe to use and transport. There is not fly rock , no noise, no noxious gas released during crack the stone

4. No require use permit. It is very easy to use.

expansive mortar expansive cement