Common quality problems of plate roller -- plate concave
In the process of printing operation, the common problems of plate roller are: scratch, bruise, bump, concave plate, chromium loss, etc.
Plate concave
Plate concave refers to the plate roller before or during the production process, there is a depression in a certain area, resulting in the image and text parts can not be printed completely.
The main cause of concave plate is the supplier of plate roller, which is rare in the regular plate roller supplier. But there is a phenomenon worthy of our attention, that is, missing carving.
It is suggested that the enterprise should not only carry out routine inspection on each batch of plate roller, but also conduct detailed inspection on the roller body of each plate roller. When cleaning the plate roller on the printing machine, pay attention to the feeling when the hand contacts the plate roller. The difference between the concave part of the plate and the normal roller body is obvious. This should be summarized in order to find out better. The second is to pay attention to carefully after making a complete sample To check, you can find the above problems.
Dongguan Beite packaging materials Co., Ltd. - located in Dongguan City, the world's manufacturing city, is a subsidiary of Beite packaging (China) Co., Ltd., with a plant area of 6000 square meters. It is a flexible packaging enterprise integrating R & D, production and sales. It has a complete set of domestic advanced production equipment, a scientific and humanized management system and a group of experienced technical personnel For backing, to provide customers with quality products and first-class service.
The company produces composite bags, roll film, fruit bags, aluminum foil bags, suction mouth bags, self-supporting bags, zipper bags, anti-static bags, special-shaped bags, etc., which are suitable for the internal and external packaging of food, daily chemicals, electronics, toys, medicine, cosmetics, industrial products and other industries.
We uphold the integrity of cooperation, good quality, good service business philosophy, won the industry's approval, products sold to all over the world; welcome friends from all walks of life to inquire, visit our factory to investigate guidance and business negotiations.
