• To bond old concrete to freshly poured concrete topping, thus eliminating “cold joints” between old and new concrete. • To replace cement in bonding pre-cast, concrete structural units such as concrete decors under damp or dry conditions. • To bond wood or metal to concrete surfaces such as anchoring machinery to a concrete floor. • To anchor and grout concrete or ceramic floor tiles over cement, wood, or steel. • To patch spalled and damaged areas in concrete structures.