This machine is product by introducing the advanced structure of the same kind and improving the design..This machine has a very steady performance and it's easy to operate it making glued and folding.

Machine with one spare parts. With one set vacuum pump.

Sample:

Max.working speed: 8000pcs/h 
Envelope finished size : 
Max,380×250mm  Min,110×120mm 
Paper unfold size: Max,500*520mm  Min,220*150mm
Thickness of paper: 70--157g/m2 
Motor power: 2.2kw 
Power of vacuum pump: 3kw 
weight of machine：1700kg 
Overall dimension：4200×1050×1550mm