Dexpan Type 1 Expansive Demolition Grout for Breaking Concrete Rock ...
Type 1 Expansive Demolition Grout for Breaking Concrete Rock Boulders 25 to 40°C (44 lb Box) Dexpan is a simple, safe, costeffective method of breaking concrete, rock or boulders with no noise, vibrations, dust or pollution. An alternative to blasting, jackhammers or heavy equipment, Dexpan powder is mixed with water and poured into predrilled holes where it gradually expands with 18,000 ...