Model ZF-400 Full-automatic Chinese-Western Style Envelope Pasting Machine is mainly used for process of Chinese-Western style envelopes of various specifications. Optimization design has been carried out in process of thick paper Applying air sucking paper from the bottom of paper pile and feeding mechanism. It can facilitate the supply of paper without stop. It can accurately pull the pin out and locate. Gluing mode of turning wheel guarantees the evenness of gluing and controls the glue amount. The machine is designed with barrier folding mechanism of double air-sucking roller for accurate folding. Main technical parameter Operation speed 6000-10000pcs/h Applicable envelope range Chinese style:1-9# Western style: 2-7# Applicable paper grammage 70-120g/m2 Power of main machine 2.2kW Power of air pump 2.2kW Weight of complete machine 1500kg External dimensions 4350x1180x1460mm