There are many types of food vacuum packaging machines, and the following factors should be considered in the selection.

a) Packaging speed. In order to improve production efficiency, you can choose a double-chamber or multi-chamber food vacuum packaging machine to improve the overall production progress.

b) Whether the packaged items need to be filled with other protective gases. Optional multifunctional food vacuum packaging machine with aeration device.

c) the vacuum requirements of the packaged items. If the packaged goods need to be stored under high vacuum conditions, you need to choose a cavity vacuum packaging machine.

d) the requirements of the packaged product on the vacuum packaging machine.

When buying, dry or non-corrosive materials such as solids and granules can be packaged with aluminum alloy. For soups with high salt and acid content, stainless steel or aluminum-magnesium alloy can be used. . The sealing ring generally uses silicone rubber, black rubber, and a few low-end products use foamed rubber. Silicone rubber has high temperature resistance, corrosion resistance, good sealing performance, and long service life. Foam rubber has poor sealing performance, easy to fall off, and short service life.