Corrugated design needs to be tested in the design of different factors and aspects, designed for different ways, according to the actual industrial methods and principles of control and use, first according to the contents of the characteristics of the transport environment and the choice of materials and the required strength To design 楞 type. There are several kinds of single corrugated and multi-layer corrugated, each layer has A, B, C, etc. can be selected according to needs (national...
Adhesive formulation and adhesion control is one of the important steps in the production of corrugated board, and it is crucial for how to obtain the best bond strength, production efficiency and economic benefits. The author's statistics on paperboard scrap at his employer's office show that about 80% of scrap products are directly or indirectly related to adhesive failure. This article attempts to start from the bonding theory, to explore the impact of the bonding parameters, in...
There are many factors in the failure of bonding, summed up in the following areas: the ratio of the adhesive preparation; the amount of heat applied; the performance of the paper; mechanical failure and so on. Almost all of these factors are related to the speed of work. The author categorizes the causes and controls of common failures. It should be pointed out that whether or not the single-sided machine has guide jaws and the heating method of the veneer machine is not the same, it needs to...
The single-layer corrugated cardboard consists of a paper sheet on both sides of the original corrugated medium. Such a structure results in greater strength than the three-layered paper used, while also maintaining a relatively light mass at this thickness. Ordinary corrugated board types include G, F, E, B, C, and A, in which the G-type corrugated file has the lowest cassette height and the A-type corrugated file has the largest cassette file. Different twist heights combined with different...
The side pressure strength, also called the vertical compressive strength, is to apply pressure to the corrugated cardboard samples in the vertical direction. The maximum force the cardboard can withstand during the pressure application is the side pressure strength of the carton. The compressive strength of the carton mainly depends on the paperboard side pressure strength, while the side pressure strength is related to the transverse crushing strength of the layers of the base paper which...
In packaging printing, flexographic printing corrugated board is becoming more and more widespread. Water-based ink is one of the commonly used environmentally-friendly inks, and the printability of corrugated paperboard is also relatively good. Therefore, the application in corrugated board printing has also increased significantly. But the corrugated board surface is poor in smoothness and requires a higher printing pressure. The flexographic printing is called kiss printing. The control of...
Corrugated design needs to be tested in the design of different factors and aspects, designed for different ways, according to the actual industrial methods and principles of control and use, first according to the contents of the characteristics of the transport environment and the choice of materials and the required strength To design 楞 type. There are several kinds of single corrugated and multi-layer corrugated, each layer has A, B, C, etc. can be selected according to needs (national...
Corresponding paperboard related test items and corresponding instruments (not to be recorded): ※ Breaking resistance test: QD-3005B Microcomputer Breaking Strength Tester ※ Side pressure and adhesion test: QD-3013 Microcomputer Programmable Compression Strength Tester QD-3012B Edge Pressure Bonded Sampler QD-3012D Side Bonding Block QD-3012C Bonding Test Fixture For incoming ring pressure testing only to be equipped with: QD-3012A Ring Pressure Special Sampler QD-3012E Ring Pressure Test...
Controls warping in the vertical direction: 1. Increase the preheated wrap angle of the tissue paper; 2, reduce the paper preheating angle; 3, reduce the production speed under the premise of ensuring the quality of the board; 4, to reduce the amount of single-sided cardboard stacking; 5, reduce the single-sided cardboard in the triple preheater winding; 6, on the premise of not affecting the quality of the paperboard, reduce the amount of glue on the double coater; 7. Increase the tension in...
In the case of a single-faced corrugated board production line, if the glossy paper is still to be coated after finishing the printing of the facing paper, and the production volume is large, it may not be printed on the surface paper, but a gravure printing method is used to complete the gravure printing on the plastic film. Add a white primer, then the printed plastic film and the paper first compound, and then complete the box according to the conventional carton forming process. Process...
Corrugated corrugated corrugated corrugated cardboard has a different function of bonded corrugated board. Even if the same quality of facial paper and paper is used, the performance of the corrugated paperboard formed has a certain difference due to the difference in shape. The common corrugated shapes in the world are divided into four types: Type A, Type C, Type B, and Type E. Their technical indicators and requirements are analyzed below: The corrugated cardboard made of A type ramie has...
Bursting Strength Test BST (Bursting Strength Test) Break strength is the static rupture strength in kpa. Bursting strength can be measured by a burst strength tester. The burst strength of raw materials such as corrugated medium and cardboard is in accordance with the relevant standards. The burst strength of corrugated board can be inferred from the raw materials used. It is equal to the sum of the burst strength of each layer of board paperboard multiplied by a factor of 0.95. Layer...
Dongguan Haida Instrument 400-071-1808/0769-89280808 In today's commercial economy, the quality of the product itself plays a vital role, but the quality of its packaging materials can not be ignored! A beautifully packaged shell with excellent quality plays a decisive role in both the selling of the product and the quality assurance of the product itself! In today's outer packaging materials, corrugated paper cartons are generally used to occupy more. How is the definition of...
1. Composition of Corrugated Cardboard Corrugated board is mainly divided into three-layer corrugated cardboard, five-layer corrugated cardboard and seven-layer corrugated cardboard. The three-layer corrugated carton is mainly used for packaging lighter weight inner packagings. The three-layer corrugated carton is also called a single corrugated carton. The structure of the three-layer corrugated carton is a combination of two sheets of corrugated paper each with a face paper. The five-layer...
First, the size of the collapse plane or the surface of the object varies greatly. On a per square meter basis, the size of the collapse plane or surface of the object is as small as several square centimeters, and as many as thousands of square centimeters. The second is that there is periodic collapse, along the production direction of the single-sided machine, corrugated board reveals cyclical collapses that are not absolutely the same; The third is that the size of the collapse plane or the...
The typesetting of corrugated boxes has always been a weak link in corporate management and often cannot be taken seriously. In fact, the quality of the typesetting work of corrugated cartons is directly related to the product quality of corrugated box printing and the work efficiency of printing. Its importance cannot be ignored. At present, many types of corrugated box companies have the following common problems in the typesetting work: the tearing of the printing plate base, the printing of...
Corrugated paperboard, multi-column board, made of corrugated machinery of different sizes, it has in common that the principle is the same and the operation is the same. It belongs to the pit machine and the wave machine, but it has different points and differences. This difference is generally the difference in comparison, that is, the size of the wave pit exists. Taking a paper company as an example, A wave 113 teeth, B wave 151 teeth. The average A wave height is about 4.5mm, and B wave...
Corrugated paperboard and honeycomb paperboard are based on paper, and are two types of doors with different structures. Corrugated cardboard is a corrugated structure, divided into single corrugated cardboard, double corrugated cardboard and three corrugated corrugated cardboard, and was invented in 1856. At that time, corrugated paper was used to pack light bulbs. By 1920, double corrugated paperboard came out, with a speed of 6m/min and a width of 800mm. Now it has reached a speed of...
Corrugated cardboard testing equipment prices, a large number of supply! Dongguan Haida Instrument 400-071-1808/0769-89280808 Corrugated board inspection equipment product introduction: This series of testing machines can be used with a variety of materials to do a full range of testing , in the paper packaging materials , conduct a variety of paper quality testing, namely the ring pressure (RCT) , flat pressure (FCT) , side pressure (ECT) , bonding ( PAT) and general compression (CMT) 5...
Adhesive formulation and adhesion control is one of the important steps in the production of corrugated board, and it is crucial for how to obtain the best bond strength, production efficiency and economic benefits. The author's statistics on paperboard scrap at his employer's office show that about 80% of scrap products are directly or indirectly related to adhesive failure. This article attempts to start from the bonding theory, to explore the impact of the bonding parameters, in...
In the past, corrugated cardboard boxes were mainly used as shipping containers. Customers did not pay much attention to the appearance of corrugated cardboard boxes. In recent years, people have gradually realized the importance of the exquisite appearance of the packaging and its promotional effect on the goods. Corrugated paperboard printing from the monochrome becomes more and more colorful. Corrugated cartons generally take the form of preprinted preprinted paper, which is then laminated...
Folding carton design features Folding cartons are generally made of folding-resistant paperboard with a thickness of 0.3-1.1mm. They can be folded and stacked for transportation and storage before being shipped. Both sides of the folding-resistant paperboard have enough long fibers to produce the necessary folding resistance and sufficient bending strength so that they will not crack along the indentation after folding. The main varieties of folding paperboard are manila paperboard, white...
Nowadays, with the improvement of per capita living standards and the increase in demand, the logistics industry has become more and more popular. It has also found that both the decision-makers of packaging companies that are in production and the decision-makers who are preparing to introduce corrugated cardboard production lines during the inspection period The selection and configuration of corrugated paperboard production lines is not well understood, especially for the key core...
Corrugated cardboard packaging containers are functionally superior to the 10 features of other types of packaging: The plasticity of the modeling structure can be arbitrarily cut, punched, folded, etc.; the convenience of the packaging is easy to use - it is light in use, flexible in structure, and flexible in texture; it can be both rigid and flexible - it can be used as a packaging and external force. Ideal protective mediators; beautifying the promotional nature of goods - able to produce a...