Analysis of the main characteristics of freeze-drying blister packaging machine Freeze drying blister packaging machine is composed of blister forming machine and blister heat sealing punching machine. At present, many freeze-dried tablet products have been constantly on the market. For the freeze-dried orally disintegrated tablets produced by the freeze-drying method, we change the traditional packaging method of direct penicillin bottle liquid or freeze-dried solid, packaging them in blisters, then freeze-drying, finally sealing, punching, cutting out, carrying more convenient, and saving packaging empty