SUNTHINKS SGH1513 A variety of the industry's top printhead of your choice Ricoh GH2220 is available for purchase, each printer can be equipped with 3-8 printhead. Using UMC printing control system Same as Ricoh's own UV printer, now ranked first in China. Read X-axis data with a new magnetic scale Using a metal magnetic grid, durable, easy to aging, precision 10-fold increase in the control error between the guide wire 0.1. Imported UV lamp Can be directly loaded with air cooling, water cooled light source tilted, avoiding reflective nozzle.