What is a letterpress printing machine?
The When the machine is working, the platform is reciprocating, the printing speed is limited, so the output is not high; round pressure round letterpress printing machine, also known as rotary printing press, it install plate version of the plate and embossing institutions are circular drum.
Machine work, the surface coated with ink roller roll over the surface of the plate, convex graphic part will be stained with a layer of uniform ink layer, and the concave part of the blank is not sticky ink. The pressure mechanism transfers the ink to the surface of the printed matter, resulting in a clear imprint that copies the desired print.
The letterpress printing press is the oldest digital press for printing presses, and the graphic part of the plate surface is raised and the blank part is concave.
Toppan printing presses are flat flat, round pressure and round pressure round three types. Flat flattened letterpress printing machine, also known as flat press. It is equipped with plate version of the plate and embossing institutions are flat, work, printing plate and embossed flat all-round contact, the machine once the total pressure is relatively large, relatively long imprinting time.
. This printing presses require printing plates and imprint flattened, the printing format is not large; round pressure flat letterpress printing machine, also known as the platform printing press, it installed plate version of the plate for the flat shape, and the embossing body was round drum
