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What is the difference between vertical single-row and double-row packaging machines?
2. During the packaging process of the vertical packaging machine, the material is fed through the material stretching feeding device, and the plastic film is formed into a cylindrical shape through the film cylinder, and the side is sealed by the heat longitudinal sealing device, and the package is injected into the bag, and the horizontal sealing is performed. The mechanism cuts the package length and position according to the color code photoelectric detecting device.