... DHL, UPS, TNT and other envelopes. In the machine, paper is fed by means of inspiration at ... adding while running increases working speed. With one machine, folding, double faced adhesive coating at tongue closure ... sealing. Now, this type of machine has been widely used for the envelope production of EMS, UPS, DHL ... :280mm x 400mmMin.mailer size:200mm x 230mm Machine size: two part: 6000mm x 1400mm x ...