bond breaker

bond breaker

1. A material used to prevent a sealant from bonding to the bottom of a joint.
2. A material used to prevent adhesion of newly placed concrete and the substrate.
3. A material to facilitate independent movement between two units that would otherwise behave monolithically.
References in periodicals archive ?
As part of the concrete pavement work, crews will install a fabric "bond breaker" between the old, existing pavement and the new pavement on top.
Backer rod and bond breaker tape are not necessary because the pre-cured silicone sealant is only
After the forms are all built, it's important to apply "bond breaker" to all areas that will come in contact with wet concrete.