Also used to bond new concrete to old. Also known as a primer.bond breaker - A material that prevents adhesion of materials to a concrete substrate.broadcast - To hand toss a dry-shake color hardener,decorative aggregate, or other dry material in a uniform layer over fresh concrete, ...
Without this bond breaker, the two materials may form a molecular bond. Bond breakers can either be either membrane-forming or non-membrane-forming and either water-based or non-water-based. In isolation joints, bond breakers are usually in the form of a tape, such as a plastic or ...
4 Jacket applied onto a wax-based bond breaker to facilitate removal, aiming at ensuring reversibility. where kθ is the coefficient accounting for the fiber inclination, equal to 1 in the case of θ=90°, which was calculated according to CNR-DT200 R1 [32]:(2)kθ=11+[tan(90∘−...
Form bond breakers Forms used in concrete placement are normally coated with a ‘bond breaker’ to allow for easy removal after cure. The ‘bond breaker’ utilised may be oils, grease waxes, silicones, Teflon, or similar coatings. When using any ‘bond breaker’, all residues must be removed...
Table-1: Joint sealant for water retaining structures and water tight structures Bond breaker tape The joint sealant manufacturer’s particular type of bond breaker tape must be used, and the Engineer must authorize it. The tape must be made of polyethylene film with adhesive on one side and ...