Hot-Melt Adhesive (HMA) Hot-melt adhesive (HMA) is a 100% solid thermoplastic bonding material applied in molten form between 120°C and 200°C. It contains no solvent, requires no chemical curing, and forms a bond as it cools. Used across packaging, woodworking, hygiene … Continue reading Hot-Melt Adhesive (HMA): What It Is, How It Works and Where It’s Used