Kraft paper bags in the emergence of its development is still relatively fast, we know that its application is relatively wide, then the use of kraft paper bags has what kind of advantages?
One is its environmental protection. Whether it is the production of raw materials used or the production process, it is a flavorless, non-toxic role of the product, so it has been a very popular environmentally friendly material. Especially now vigorously promote the concept of environmental protection and plastic reduction, but also make it occupy a very large position in the market competition.
Second, it can be printed. Because the kraft paper bag itself is in the production of color, in the time of printing, only need to print a beautiful pattern will have a good effect, so that not only can reduce the cost of printing, but also reduce the time used for printing.
In addition to having advantages, in fact, kraft paper bags still have certain disadvantages. Mainly on the following points.
First is in the printing, because the surface of kraft paper bags is relatively rough, so in the printing of some rich color patterns, it is easy to print ink with uneven problems, while the same pattern printed on plastic bags, will be more delicate, the color can also be well retained.
The second is that it is a material that can not see water, if there is water, it is easy to soften the paper bag, so it needs to avoid water when preserved, but also in a well-ventilated environment, especially can not be used to package liquid items, and this problem plastic bags will not exist. If you must use it, you must choose to join the composite film products, so you can avoid direct contact between the liquid and the paper material to ensure the use of the effect.