Plastic vacuum bag according to the plastic film layer, can be divided into two major categories of single membrane and composite membrane vacuum bags, segmentation can be divided into a layer, two layer, three, four, or even 10 layers.
Vacuum bag in transport packing and sales packing, there are a lot of applications.
Then the plastic vacuum bag how can we choose?
The packing small make up, select points were recommended for everybody today.
A, durable thorn strength after vacuum plastic bags.
Whether it is a shipping packing or sales packing, one of the important role of packet: protect the food.
If most of them was stabbed broke, no protection.
So we need to know our product whether there is a sharp material, piercing ability to reach what level.
When the common method, make packaging manufacturer to provide samples, vacuum packaging test, and then throw, throw, technique such as pressure, and then see if there is a broken bag.
Second, the vacuum bag use in what environment.
Including processing, storage, transportation, environment, different environment choice different plastic films and printing process.
Instant of brine duck palm, for example, after vacuum packaging, use high temperature sterilization and water sterilization, packaging material requirements are different.
High temperature sterilization of plastic film requirements high temperature above 121 ℃, high temperature 100 ℃ water sterilization requirements, and high temperature environment is not water soluble, water resistance is better.
Three, to protect food other requirements.
Food use vacuum bag is in order to prolong the shelf life, better preserve its color, aroma and taste.
Besides need durable thorn, there are many other performance requirements.
Such as salt baked chicken, salt baked chicken wings all grease, have an aromatic molecules, plastic bags must have a resistance to oily and sweet.
On the market at present commonly used several kinds of plastic vacuum bag with PE bag, polyester compound bag, nylon compound bag, etc.
One PE bag in the transportation and sale of vacuum fresh
food packaging applications, such as fruit and vegetables, fresh pork meat.
Polyester compound bag and nylon compound bag has application in leisure food, polyester partial high-temperature sterilization, nylon partial water sterilization, but not absolute, they are able to adapt to these two kinds of environment.
Such as brine duck palm, bubble pepper chicken feet, crispy chicken, beer duck, etc.
Packaging is a compound bag factory, provide the design of plastic vacuum bag, color printing, composite, volume classification, the bag.
Supplier for changing the style of high quality, welcome to order.
Tags: vacuum bag
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