What is the difference between the types of continuous vacuum packing and sealing machine?

We can not do without food every day, and food packaging also has a certain change along with the development of The Times, and at present commonly used a way of food packaging is the vacuum packing, this kind of packing can not only protect food, but also can extend the shelf life of food, it is also convenient for food storage and transportation, especially some leisure snack foods, This kind of packaging can realize the ready-to-eat, easy to carry, very convenient. But careful you may find that, although all are vacuum packaging, but the appearance between them is different, and the different packaging forms are packaged by a vacuum packaging machine? Of course not, it is packed by a variety of different continuous vacuum sealing machine. What is the difference between the types of commonly used continuous vacuum packing sealing machine?

First, the packaging appearance is different

When we look at the outer packaging of food, some are sold in bulk, and some are suspended on the shelf for sales, and these two different categories of products, how to pack out, the following is to a commonly used stretch film continuous vacuum packaging sealing machine type to illustrate. The whole machine length of this model is about 5-7 meters, and the whole equipment is equivalent to a production line. The two types of products mentioned just now can be realized through this stretch-film continuous vacuum packing and sealing machine, so how does it do it? For bulk sales of snack food, using the direct tensile way to realize the product packaging, can be round, square, the packing appearance depends on the mold, the mold packaging out of what the product appearance, for hanging on the shelves of the perforated outer packing, is on the device with the function of a punch, In this way, the packaged products can be hung on shelves for sale.

Two, packaging requirements are different

When we are in the food packaging, each food has its different characteristics, so they need at the time of packaging can meet the food of these features, like fresh foods if only with the method of vacuum packing is not able to meet the characteristics of food, and a fresh air lock with the way of packing is suitable for this kind of food packaging, Because this continuous vacuum packing and sealing machine uses the air in the box after the first out, and then filled with a certain proportion of the mixture of locked fresh gas, which not only plays the purpose of protecting fresh food, but also extend the shelf life of food.

Three, the packaging material is different

Food in the packaging, packaging materials, there is a difference between a vacuum packaged food, at present there are two kinds of commonly used packaging material, one is a finished product packing bag, such as continuous type packing machine is used in this type of bags, one kind is the stretch film, this is mainly used in continuous vacuum packing stretch film sealing machine, This kind of film can be transparent white film according to the different requirements of food packaging, can also be printed with color film, can also be aluminum foil material aluminum foil film.

To sum up, it can be seen that not all food can be packaged by a continuous vacuum packaging and sealing machine, and we need to choose continuous vacuum packaging and sealing machine according to the packaging requirements of food and packaging appearance and other aspects to choose!