BYK-A 500

BYK A 500 is a silicone-free air release additive for unsaturated polyester resins as well as polyurethane and epoxy systems; particularly recommended for transparent systems. BYK A 500 is highly effective at releasing air from virtually all unsaturated polyester resins and processing techniques as well as for epoxy and polyurethane resins used in advanced materials. Due to its compatibility, BYK A 500 is also particularly recommended for transparent systems used in advanced materials applications requiring optical clarity. BYK A 500 provides benefits such as bubble-free surfaces, improved mechanical properties and durability for advanced materials.