... To test package heating tempeature range, heating seal strength , heat sealing speed and pressure tec.Application :* Filmsrigid films, ... composite films,aluminized films, aluminum foil, aluminum composite films, high barrier films and many others. Eg. PET, OPP, CPP ... performance of the start sealing temperature, sealing speed, heat sealing strength;6..Versatile languages support.Service1: One year ...