Copolyester PES Hot Melt Glue Granules For Auto Carpet Composite Bonding This Copolyester PES hot melt glue granule is specially developed for auto carpet composite bonding, optimized for roller coater processing to achieve ultra‑thin, consistent coating. The natural white pellets feature stable melt viscosity and excellent wetting performance, avoiding roller clogging during continuous production. It delivers reliable adhesion between PET carpet face fabric and polyester