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Printing process of packaging

June 13, 2024

    

        Many customers know that it is necessary to design good-looking layouts and patterns on packaging in order to attract end customers. However, do you know how to print these good-looking patterns on transparent packaging films? Let's take a look today!

        The printing process refers to the process of transferring printed patterns and texts to flexible packaging materials through a series of process steps. Flexible packaging is a form of packaging made of soft materials, such as plastic film, aluminum foil, etc. The following is the general process of flexible packaging printing process.

        First, choose the right flexible packaging material. The selection of flexible packaging materials should take into account the characteristics and preservation requirements of the product. Commonly used flexible packaging materials include polyethylene, polypropylene, polyester, etc. Select the right material according to product requirements, cut and process it.

        Next, prepare for printing. First of all, design the layout to determine the position and size of the printed pattern and text. Then make the printing plates, and you can use different printing methods such as lithography, relief printing, relief printing, screen printing, etc. Choose the right printing method according to the different printing materials.

        After the printing plates are made, prepare for printing. First, adjust the condition of the printing equipment to ensure the stability and printing quality of the printing machine. Then make color adjustments. According to the requirements of the printed pattern, adjust the color and concentration of the ink.

        The third step is the printing process. Put the flexible packaging material into the printing press and print it using a suitable printing method. The printing machine will transfer the pattern and text on the printing plates to the flexible packaging materials to form the desired printing effect.

        After printing is completed, post-printing processing is carried out. The flexible packaging material may require drying, cutting, laminating and other processes to meet the quality requirements of the product. Drying treatment can speed up the drying of the printed matter and make it available to be finished goods faster. Cutting can cut the printed packaging into suitable sizes according to the laminating requirements. Laminating can increase the brightness and wear resistance of the printed matter.

        Finally, quality inspection is carried out. Inspect the printed matter to ensure that the printing effect and quality meet the requirements. Common inspection items include pattern alignment, color consistency, flatness of printed matter, etc. Deal with unqualified products, repair or reprint them in time.

        In the flexible packaging printing process, the operating details of each link should be to ensure the stability and consistency of the printed matter quality. At the same time, environmental protection issues need to be paid attention, and low-pollution and low-energy printing processes should be adopted to reduce the impact on the environment.

        The flexible packaging printing process is a complex process that requires experienced printing engineers and professional printing equipment, which can ensure the quality and effect of printed products.

        With the development of science and technology, the flexible packaging printing process is also constantly innovating, more advanced technology and equipment being used to improve printing efficiency and quality, which can meet the diversification and personalization of market demand.


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