BYK-A 555

BYK A 555 is a silicone-free polymer-based air release additive suitable for all types of unsaturated polyester resins and processing methods. BYK A 555 displays the highest efficiency in deaerating virtually all unsaturated polyester resins used in various applications. It prevents air entrapment during the manufacture and application of plastic systems based on acrylates, unsaturated polyesters or vinyl ester resins commonly used in certain industries. BYK A 555 provides benefits such as bubble-free surfaces, improved mechanical properties and overall product quality.