... : 1 set, pasting hopper: 1 set, pasting main machine:1 set, water & acid surfacing system:1 set, ... prolong the life time of bearing. b. main machine transmission is separated with paste hopper power. It uses ... thickness 2.7~5.5mm. c. The main machine includes the grid feeding system, the main body, ... auto mode. f. hopper flipping: air motor drives gear and ratchet wheel self-lock system, double button ...