Packtronics is the leading manufacturer & supplier (for the last 31 years) of impulse and heat sealers in different sizes as per the requirement of Sealing Machines. The impulse heats sealers assure the highest level of process control and are fully valuable. Impulse Heat Sealers are designed for the continuous sealing of thermoplastic films such as polyethylene and polypropylene. They work by delivering an instantaneous high current impulse to a heater ribbon on the device surface.