IsoBond PUD 251 FR is a one-component, fire-retardant polyurethane dispersion (PUD) adhesive designed for 3D lamination applications. Featuring a low activation temperature of 54°C and an extended activation window of 3 to 5 days, it offers unmatched flexibility and processing ease. This adhesive delivers excellent heat resistance and strong adhesion to a wide variety of substrates, making it an ideal choice for safety-conscious, high-performance manufacturing environments.