Premium Copolyester Hot Melt Powder - Tinplate Metal Bonding Grade Premium-grade copolyester (PES) hot melt adhesive powder specially formulated for bonding tin-plated iron (tinplate) and metal substrates in powder coating applications. It delivers strong, durable metal-to-metal bonds with excellent heat and corrosion resistance, meeting the high standards of modern metal packaging and coating lines. Key Features Strong adhesion to tinplate, galvanized steel and aluminum