At present, the detection technology of color box printing quality mainly includes density method and chromaticity method. Among them, the density method is a process control mode, which controls the key links of the printing production process according to the thickness of the ink layer. The chromaticity method is a high-precision system control mode, which…
Gray cardboard is also called tea cardboard in our daily life. This is a multi-purpose cardboard. The quantitative is generally above 120g/m2. His has a relatively high thickness and less tightness. Uses of gray cardboard Gray board has very low requirements for raw materials, and waste paper, semi-bleached pulp, and semi-chemical pulp can all be…
The poor waterproof and moisture resistance of corrugated boxes has always been a defect that has been criticized by the market. Especially in recent years, the cold chain packaging market for chilled meat, fruits and vegetables, medicines has become larger and larger, and the corrugated packaging industry urgently needs to fundamentally solve the problem of…
The flatness of corrugated board is one of the important indicators in carton production technology, and it is directly related to the quality of product printing, die cutting or slotting. The corrugated board is bent and warped, and the corrugated board will have a multi-arch shape. Mechanized adsorption printing is easy to jam and cause…
Corrugated paper “inner paper rupture” refers to the phenomenon that the top and bottom of the corrugated paper are broken, which is a common quality defect in production. It generally causes hazards such as cardboard bursting and reduced edge pressure. This article outlines the seven common causes of “paper breakage” and six solutions. Seven Causes…
In order to adapt to changes in the market economy and enhance the competitiveness of products, many corrugated box layouts have begun to use dot graphics to highlight products. Enriched the layout, but also improved the packaging grade of the product. In the packaging design, the graphics have strong expressive power and visual impact, which…
There are many manifestations of poor cardboard adhesion, and there are 8 of the most common. When the cardboard has poor adhesion, the specific manifestations should be observed first, and then the reason should be found. The key is to prescribe the right medicine. This article will share 8 cases of poor cardboard adhesion and…
In the past, the main function of corrugated boxes was as transportation packaging, and its surface printing was also very simple. The reasons are as follows: First, carton manufacturers and users do not pay attention to the packaging design of corrugated cartons, and only use cartons as tools to protect and contain products; secondly, the…
Corrugated boxes are a kind of ordinary paper packaging products that are inseparable from our life and production. The printing quality of corrugated boxes is not only related to the appearance quality of the corrugated boxes, but also affects the sales prospects of the packaged products and the image of the product manufacturer. Therefore, it…
As an important material for post-press die-cutting, the indentation line has an important influence on the indentation and forming of the carton. How to distinguish the quality of the product, we teach you four tips: There is a move to identify the creasing line of the carton. One is to identify the width and height…
The quality of corrugated rolls will directly affect the cost of corrugated cardboard production. Generally, companies will inspect the corrugated rolls from time to time. So, what aspects of corrugated cardboard will be affected by these detected points? Let’s discuss it below. 1. Corrugated roller pitch The flute distance refers to the distance between the…
With the rapid development of packaging industry, users have higher and higher requirements for the quality of corrugated boxes, including the printing quality of sales cartons. If the printing technology is not well mastered, many printing failures will often occur, such as “showing the bottom” and “white spots” when printing on the spot. In view…
In the voice of protecting the environment, saving energy, reducing pollution, recycling and safe production. my country’s packaging and printing water-based inks ranked first among other packaging printing inks with 35% of its usage in just a few years. Looking at the packaging printing ink, the more high-end, especially the water-based printing ink, the stronger…
Friends engaged in the carton industry, for a period of time every year, the customer procurement lady chased the buttocks and asked the same sentence: Why is it so soft! This problem is really troublesome and difficult to solve, because the fiber used in the carton base paper is a hydrophilic substance that is naturally…
The quality of corrugated rolls will directly affect the cost of corrugated cardboard production. Generally, companies will inspect the corrugated rolls from time to time. So, what aspects of corrugated cardboard will be affected by these detected points? Let’s discuss it below. 1. Corrugated roller pitch The flute distance refers to the distance between the…
Small cartons and carton products often have various structural layouts coexisting. For example, there are not only layouts based on solid printing, but also printing layouts where mesh, text, lines and solid patterns coexist; there are both gold and silver layouts that cannot be displayed in spectral colors, and there are layouts where spot colors…
Corrugated boxes are logistics packaging containers that integrate transportation and sales functions. Consumers continue to put forward new requirements for the appearance, environmental protection and function of commodity packaging, making the carton industry continue to use technological innovation to meet the comprehensive requirements of the external packaging quality and cost of the terminal market. Only…
At present, the corrugated box industry uses water-based ink printing equipment in four ways, and their characteristics are different. One is the chain-type single-machine printing method, which can only print without slotting and die cutting. The second is the commonly used printing and grooving and circular die-cutting production methods. This method uses inking printing. After…
“High flute” refers to the fully formed flute, that is, the flute is as high as the standard requirement or consistent with the tooth depth of the corrugating roller; while the “low flute” is the flute that is not fully formed, and its flute height is usually lower than the standard value or lower than…
With the continuous changes in the world economy, the corrugated carton industry is gradually rising during this period. As a low-profit industry, corrugated carton will be cautious every step of the way. The quality control of corrugated boxes is a systematic project, which involves all aspects of the production process. Source and development of standards…
