The use and adjustment of printing machine flat paper brush_FAQ

The flat paper brush is an important part of the automatic letterpress printing machine. On the one hand, it can prevent the impurities and powder on the paper from falling on the hard plate or ink roller, reducing the chance of printing paste. Overprint accuracy, and can avoid printing wrinkles. When the flat paper brush is worn out and needs to be replaced, the brush should be trimmed to the middle length and slightly shorter ends. In this way, when the brush is working, the air between the surface of the impression cylinder and the paper is easily discharged from the middle to both sides, which can prevent the paper from being scraped and wrinkled.