Definitions for "HEAT SEALING"
Keywords:  thermoplastic, seal, melt, film, fusing
Joining plastic films by controlled application of heat and pressure to the area to be sealed.
A process by which heat is introduced to 2 substrates to seal them together. Heat sealing is a generic term and is part of many packaging processes, but it mainly refers to the closure of polybags. ( Find out more)
The process of joining two or more thermoplastic films or sheets by heating areas in contact with each other to the temperature at which fusion occurs, usually aided by pressure.