ZX2B920 Single Color Sheetfed Offset Press Features: 1. The main machine adopts the frequency-changing motor so that its speed regulation is smooth and stable is smooth and stable, and it can save electric power. 2.This printer is suitable for the double-face two –color printing of multi-variety and small batch, whose production efficiency is double of the efficiency of the one face two-color offset press, four times of the efficiency of the one-face one-color offset press . 3. The centering upper-oscillating paper-transfer method is driven by the conjugate cam so as to ensure the paper transfer smooth, accurate, and reliable and reduce the noise caused by the operation of the machine. 4. The upper and lower rollers of each color-group adopt the devices of quick clamping the plate, Locating-pin mounting the plate and pulling the plate, and cash of the has the axial-direction and Circumferential regulating deices the regulation can be carried out without nee…