BYK® -A 550

BYK® -A 550 by BYK is a solution of foam-destroying polymers, silicone-free. Acts as a air release agent. It shows a strong air release effect without creating a strong haziness effect.BYK® -A 550 should be stirred into the resin prior to the addition of other formulation components. Used in solvent-borne and solvent-free adhesives. It is recommended for epoxy systems and also suitable for PUR systems. Its recommended level is 0.1 - 0.5% based upon based upon total formulation.