What Causes Expansive Demolition Grouts to Blowout?
What Causes Expansive Demolition Grouts to Blowout?All brands of expansive demolition grouts are susceptible to blowouts if the wrong product is used or instructions are not followed. Expansive demolition grouts work on the principle of the powder being mixed with water and poured into pre-drilled holes where a chemical reaction occurs that generates heat and expansion.