WF160 pocket envelope making machine is designed mainly for the envelopes of large and medium sized gumming (cold glue) with protection strip. It features high efficiency,stable function,easy operation and quick adjustment. Esp suitable for thick paper processing. 1. air suction bottom paper extracting is available to feed paper constantly without pause. 2. air suction roller and barrier system accomplish double fold correctly and quickly. 3.rotary paste feeding unit gurantees the even distributionof glue. 4. easy cleaning operation. 5. Width of bag can be adjusted while machine running. 6. equipped with products counting and batching unit.