博文

目前显示的是 五月, 2021的博文

The kraft paper grade distinction of kraft paper tape

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  Kraft paper is a very tough and waterproof wrapping paper. It is brown and has a wide range of uses. Baijin is a professional  kraft paper tape manufacturer . Today, I will introduce you to the grade difference of kraft paper. Kraft paper tape is environmentally friendly, recyclable and cost-saving. With the continuous penetration of environmental protection concepts, the demand for kraft paper is increasing, and it is increasingly sought after by consumers and the market. So, how should the grade of kraft paper be distinguished? Generally, unused kraft paper can be classified into A, B, C, etc. according to its quality. Grade A: Kraft paper is usually made of pure wood pulp. The quality of kraft paper is relatively close, the thickness is relatively uniform, the toughness is good, and it has good compression resistance, tensile resistance, tear resistance, puncture resistance, folding resistance and water resistance. Smooth, more uniform ink absorption, less powder and fluf...

Quality assessment of kraft paper tape

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  Baijin is a professional   kraft paper tape manufacturer . From a certain point of view, kraft paper tape is different from other tapes. Its performance is very good, such as water resistance, stability, and not easy to warp. It is mainly used for packaging products. In the industry, this has certain requirements for the quality of kraft paper tape, so kraft paper tape needs to be inspected in many ways before it leaves the factory. Today, let us learn about the quality requirements of kraft paper tape. The quality requirements of kraft paper tape: 1. The appearance of kraft paper tape is not allowed to be torn or damaged. Once it appears, the product will be deemed unqualified. 2. In addition, the two sides of the kraft paper tape should be flat. It is best not to have gaps, deformation, or overflow. This will affect the quality of the kraft paper tape. If there are too many joints of the kraft paper tape, it will affect the quality of the kraft paper tape. 3. When kraft pa...

Influence of humidity on printing kraft paper tape

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  Printed kraft paper tape   can be seen everywhere in our lives. Kraft paper tape is mainly used for packaging boxes, file boxes, product boxes, articles, etc. Kraft paper tape has better physical properties, higher burst resistance, and moisture resistance. When it comes to the image of the packaging, it is definitely inseparable from the design and printing. Too much sweat on the kraft paper tape during printing will also lead to poor printing results. Since the kraft paper tape is made of plant fibers and fillers, the kraft paper tape is printed In the process, the vertical expansion and contraction amount will be relatively small, while the horizontal expansion and contraction amount will be larger, and the maximum will reach 0.3mm or more, which will seriously affect the quality of printing. The uneven moisture content of the kraft paper tape will make the overprinting inaccurate. During the storage of a large number of kraft paper tape, only four sides are in contact wi...