JYX FK-1 Full-Automatic Sealing Machine is generating heat to make the film shrink by a infrared tube when connecting with electricity, shrink effectively. The machine applies to five gallons, three gallons bottled sealing. Easy and flexible operation, open the “Heat-Tube Selection Switch” to heat the tube. The temperature can be adjusted freely by the five heat tubes, when the shrinkage temperature is too high, a few tubes can be properly turn off. Instead, when the temperature is not enough, it can add more.