Indonesia customer order 200pcs Zinc plates

 200pcs zinc plates are packed for delivering to our customer in Indonesia.

The development of the printing industry, like the development of many social industries, can even highlight the individuality of social development, and it has naturally become a comprehensive representative of the development and progress of productivity.

Zinc plate printing is a very representative product. Since type printing replaced the wooden movable type printing in ancient China, there have been many imperfect defects. First, the change of font size has become a big problem. , If there is a large announcement or advertisement, there is not enough to produce such a large giant font machine production, even if it can be produced, its use value is minimal, and even the change of the font can not adapt to the aesthetics of social development. Need, so care, at the end of the 1970s and early 1980s, it replaced the type printing that had been used for almost a century. According to the industry, the use of zinc plate printing is very much the most in China from a certain point. The taste of engraving and printing characteristics in ancient times is very reasonable, because the one-time and randomness of engraving and zinc engraving is incomparable to wooden movable type and lead type. However, due to the supernormal speed of social progress and the pace of scientific development, it has only been dominating the printing history for more than a dozen years before being depressed.

Guo Xihong was born in Xinxiang, Henan in 1966. In 1987, he followed his uncle who was doing printing and plate making in Zhengzhou to start his plate making work. Later, after his uncle introduced new equipment, he transferred these old things to Guo Xihong. Because these backward technologies cannot be rejuvenated in the mainstream market, it also has its unique advantages. For example, the proprietary techniques such as convex and concave indentation and bronzing are the comforting uniqueness of the zinc plate. Therefore, when Guo Xihong was once confused by the rapid changes in the printing industry in the world today, he expected that the use of zinc plate-making would last until the end of the 1990s at most. The printed homepage has changed to a marginal role, but it still has a unique social status.

The first draft of the computer design will be produced in the darkroom after the customer’s approval. The film will be produced after the darkroom comes out, and the fixed film will come out. After the film comes out, it is still undergoing original proofreading, and then the original film is used. Zinc plate exposure requires a lot of space for exposure. In those years, there were frequent power outages, so there are often generators here for backup. The exposure to the zinc plate requires an extremely uniform and strong light source to be effective for more than ten minutes. Exposure is the most important thing. You need to constantly observe the instrument on the machine. The new version after exposure should be developed and fixed here.

After fixing, rinse the chemical solution with water, and then use a blower to dry the rinsed zinc plate. Repair the effect that was not achieved during exposure. The repaired zinc plate should be evenly spread with corrosive chemicals here. When applying corrosive chemicals, you must wear special protective gloves. The painted zinc plate cannot Even if there are traces of painting, it is even

Fix the zinc plate coated with the chemical liquid on the machine where the chemical chemical liquid reaction occurs, and perform the chemical liquid re-brushing for the second time. The temperature is preferably 20 degrees. After more than half an hour, the zinc plate can be formed by clothing. "Out of the pot", looking at the bumpy zinc plate, it basically takes shape. Then clean it off again, and then use a brush to carefully clean the concave and convex parts, and each zinc plate needs to be cut independently

Also clean up the "dirty" areas of the uneven part of the zinc plate, drill holes in the blank areas, and fix the zinc plate on the wooden support with small wooden nails at the drilled place. This is the most original special purpose for cleaning the zinc plate. The machine, clean up the parts that may affect printing. This is part of the finished product that is about to be sent.