What are the methods available for breaking rock without using explosives?

Expanding Grout is a non-explosive demolition agent used for breaking rock and concrete. Compared with conventional concrete and rock breaking methods, Expanding Grout is safe, easy-to-use and cost-effective. It does not require heavy equipment, permits, or special certifications.

What is a Dexpan?

Dexpan® Non-Explosive Demolition Agent / Expansive Grout is a cement with amazing 18,000 PSI expansive strength when mixed with water. Poured into the same holes where explosives are traditionally placed in, Dexpan® breaks, cracks and splits reinforced concrete and rocks safely, by providing silent cracking.

Is Dexpan safe?

Dexpan® is a powder with amazing 18,000 PSI expansive strength when mixed with common water. Poured into holes, Dexpan® breaks reinforced concrete & rock safely and quietly, while providing SILENT cracking.

What is Katrock?

KATROCK ® is a silent, non-explosive demolition agent having the capability of demolishing rock or concrete safely without causing noise, vibration, fly-rock or environmental pollution.

Which chemical is used in blasting?

AMMONIUM NITRATE (AN) – The most commonly used oxidizer in explosives and blasting agents. ANFO – A blasting agent consisting of ammonium nitrate prills and fuel oil.

What is Dexpan made of?

Dexpan, a non-explosive demolition compound, works by mixing with water to create a compound that expands with a strength of 18,000 pounds per square inch, according to the Dexpan Web site. Dexpan, made up of mostly calcium oxide, is mixed with water, then poured into holes in large rocks or boulders to quarry.

How do you use Dexpan?

Mix one bag of Dexpan at a time Add water first, then Dexpan Mix well, preferably with an electric hand drill with a mixing paddle to achieve a lump free slurry. Use only open pails or containers for mixing Rinse the bucket between batches. Clear any water and excessive dust from holes.

How long does Dexpan take to work?

Small cracks can begin to appear as early as 12 hours, but waiting for 24, 36 or 48 hours will result in more extensive and wider cracks. Expansion and cracking is slower. Depending upon conditions and factors listed above, it may take 36 hours and up to 4 days for optimal expansion and cracking.

Will Dexpan work on tree stumps?

Answer: I think it’s unlikely that it would work on stumps. Wood is much less brittle and less stiff than rock, so would probably just locally crush around the dexpan instead of splitting. I would call dexpan tech support to confirm.

What is the meaning of non-explosive?

(ˌnɒnɪkˈspləʊsɪv) adjective. not capable of causing an explosion. a nonexplosive gas.

How does demolition grout work?

Dexpan is a cement with amazing 18,000 psi expansive strength when mixed with water. Poured into pre-drilled holes, Dexpan can break concrete and rocks safely and quietly, while providing silent cracking. 3 easy steps to use: drill, mix and pour. Controlled demolition and easy clean up.

Are there any demolition agents that are non explosive?

BRISTAR is a non-explosive demolition agent that has the ability to safely demolish rocks and cement … Exclusive distributor for Italy … Yahoo! Answers – Were can i buy non explosive …

How is dexpan used as a demolition agent?

Concrete removal, rock breaking and stone quarrying, mining has never been easier with Dexpan Non-Explosive Demolition Agent. Dexpan is a cement with amazing 18,000 psi expansive strength when mixed with water. Poured into pre-drilled holes, Dexpan can crack and split concrete and rocks safely and quietly, while providing silent cracking.

What kind of demolition agent is Bustar expansive?

Bustar expansive grout, the non-explosive chemical demolition agent from DTI, delivers effective and controlled rock and concrete demolition. LARGE COMPANIES USE “ BUSTER BY CRAS” INSTEAD OF EXPLOSIVES …

What are the different types of demolition technologies?

From diamond wire sawing to robotic hammering to complete demolition, we have what it takes. Demolition Technologies provide straight answers based on real world experiences which take into account your specific project’s parameters for choosing non-explosive demolition.