ТЕРМОПЕРФОРАТОР ДЛЯ ПЛИТ ПІНОПОЛІСТИРОЛУТЕРМОПЕРФОРАТОР ДЛЯ ПЛИТ ПЕНОПОЛИСТИРОЛА

摘要

A thermo-drill for plates of foamed polystyrene that includes halogen lamps as heating elements placed in metal body that are controlled with a power controller, with possibility of optimum lancing of a given number of openings in the foamed-polystyrene plate.