TJS-BF418 automatic expanded back seal vertical packaging machine Scope Puffed food, potato chips, beans, preserved fruits, peanuts, biscuits, chemical and scattered particles ect packaging Single bag film BF418-type: the most wide-400mm, maximum 290mm BF518-type: the most wide-500mm, maximum 280mm Size 2880 × 820 × 1780 mm Feature TJS-BF418 automatic expanded back seal vertical packaging machine uses advanced electronic control system. Current speed can digital display, from traditional transmission constraints on the power plant beneficial. Intelligent PID temperature control & non-contact output & imports Continuous Twisted heat sink, temperature control and better! Making new powerful institutions, focus on film, more stable color capture more powerful! There is another model of this machine - TJS-BF518 automatic expanded back seal vertical packaging machine.