Higher knowledge - — Food packaging bags production several process

by:Huihua     2020-10-27
Higher knowledge - — Food packaging bags in the production of several process food packaging bags of packaging material has a PET, PE, AL, OPP, CPP, VMPET, PET/AL/PE is the most commonly used this kind of structure. Food packaging bags production of several processes: the first step, printing, packaging printing and printing, no printing costs than the cost is low, because of this a kind of color to a version of the roll, so there are a few color have to be made a few root version of roller. And plate when it is best to find a big company to do, quality and service have safeguard relatively. Is also important to the quality of the printing press, such as printing speed, if the problem such as printing of correction will have an impact on the overall delivery time. The second step, the goods after the goods are usually in the printing and process, that is to say if it's not printed food packaging bags don't have goods, goods must first clear is a machine, according to the data set to test the printed film. The third step, code for the code of the customer, the product can be code. The fourth step, composite compound is several kinds of membrane with corresponding glue friends into stick up, said some of the parameters is not the key, said here is mainly under the classification of the composite, composite can be divided into: dry compound, solvent-free composite, co-extrusion composite, composite extrusion. They are each have advantages and disadvantages. Step 5, curing aging is to make glue volatilization, in front of the main composite residual adhesive, different packaging and roll of film packaging is not the same product, with different curing time. Step 6, cutting bag, or roll of film can be used to cut, because the printed product is wide, to produce the specifications of the customer's requirements, cutting is the crucial step. Step 7, bag making, this is a according to user needs, some want to pouch, some don't bag, bag type has a common: 3-side, fold the bottom self-supporting zipper pouch, sidekicks self-supporting zipper pouch, double side bags.
Over the years, has become very popular as more and more people are trying it out.
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Many of the printed packaging bags listed here can be purchased for less money, but in general we recommend paying a slightly higher price for significantly improved performance. These are our top choices and their recommended configurations.
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