What is the process of hot melts in adhesive application?

Hot melts in adhesive application involve a process where adhesives are heated to a specific temperature to achieve a viscous, fluid state, allowing them to be easily applied to the joint faces of the materials being bonded. Once applied, these adhesives then cool and solidify as they return to room temperature, forming a strong bond. This process leverages the thermal properties of the adhesive, where heat reduces its viscosity for easier application, and cooling allows it to cure and set.

The method described captures the essence of hot melt adhesives as they rely on heat for application rather than resorting to other means such as chemical curing or the addition of solvents. Thus, the adhesive's initial heated state is crucial for effective adhesion and bonding strength.