... feeding system: 1 set, pasting hopper: 1 set, pasting main machine:1 set, water & acid surfacing system:1 set, electric control ... . b. main machine transmission is separated with paste hopper power. It uses belts to feed grids attaching voltage adjusting and water squeezing ... the grids thickness 2.7~5.5mm. c. The main machine includes the grid feeding system, the main body, and water ...