There are varieties of vacuum packaging machine, in the selection should consider the following factors:
1 packing speed. For improving production efficiency considerations, can choose the vacuum packaging machine with double or multi chamber, in order to improve the speed of production.
2 the packaged goods whether need to fill the other protective gas. Can choose the multifunctionalvacuum packaging machine with inflating device.
3 the article to be packed vacuum requirements. Such as packaging items needed in the high vacuum conditions in order to be preserved, it is required to choose chamber vacuum packaging machine.
4 packaging requirements items composition state of vacuum packaging machine.When packing, such as solid particles relatively dry and non corrosive material, can be made of aluminium alloy material packing machine.While the packaging with a sauce, salt, acid composition of materials with high, can choose stainless steel or aluminum magnesium alloy material packing machine.The sealing ring is generally made of silicon rubber, black rubber, a few low-grade products usingfoam rubber, silicone rubber, high temperature resistance, corrosion resistance, good sealing performance, long service life.Foam rubber seal is poor, easy to fall off, short service life.