... appearance,high-strength thermal edge sealing,high speed for gusset standing bag-making Application:This machine is suitable for producing two-layer ... sealing and doy-pack making function which take BOPP,PET, CPP, PE, nylon, aluminum foil and paper as base material. With ... control.3. Horizontal air shaft for main unwinding, with air lock device, K type folding structure,LPC web guider device.4 ...