Core-Bond B72 is the same lightweight product as Core-Bond B70, but is formulated to be catalyzed with MEKP. Core-Bond B72 is suitable for both hand-layup and vacuum-bag core installation, and is used as a 2-part system in conjunction with a priming resin applied to the core surface.
Lightweight and non-sagging
Formulated to the degree of elasticity required for the core to skin interface
Significantly reduces the possibility of print-through
Combines with the priming resin for a thorough cure and good cohesion