Shanghai Yudu Plastic Color Printing has been focusing on the production of coffee packaging bags for 18 years. Our coffee bags also have the following characteristics:
A single exhaust function can ensure that the outside air cannot enter the bag, which affects the quality of coffee beans. The gas in the bag can be discharged, which can keep the coffee beans dry and smell the aroma of coffee beans. The inner food grade PE guarantees the food safety of coffee beans.
Discharge the carbon dioxide released by the coffee beans
Avoid the smell caused by the oxidation of
The heat sealing is flat and exquisite,
the heat sealing is firm, and it is not easy to
VMPET film and environmental protection PE are used inside,
which is not easy to explode and can also have a certain
light blocking effect
Suitable for coffee powder, coffee beans, tea, nuts, snacks, etc.
According to the size of the bag, put the right amount of product into the bag, fill 80% of the bag, the bag is more beautiful
Align the position above the tearing opening of the bag with the heating position of the heat sealing machine, and place it flat .
Adjust the heat sealing time, temperature and pressure according to the thickness of the bag.
After sealing, make sure the bag will not open during transportation