... test heat sealing temperature, pressure, speed of plastic film & plastic bag etc. Heat Sealing TesterStandards:ASTM F 2029 ... Filmsrigid films, shrik films, stretch films, plastic films, plastic composite films, paper-plastic composite films,aluminized films, aluminum foil, ... sealing speed, heat sealing strength;6..Versatile languages support.Service1: One year guarantee and all lifetime techinical ...