Automatic rotary disc type sealing machine is mainly used for blister bubble shell and paper card heat sealable packaging, according to the size of the workpiece (bounding area) choose different output current and conduction time and under pressurized cooling condition of complete heat sealing packaging by pulse heating principle (36V voltage make bakelite mold fever). Packing product is transparent and beautiful, packing speed. Five station automatic rotary sealing machine is easy to operate, convenient and efficient, applicable to a variety of exquisite toys, stationery, daily necessities, small hardware tools for plastic sealed packaging, that is packaged goods appearance of crystal, transparent, crisp and improve commodity grades.