WF120A Envelope Making Machine, an important standard model in our series, is designed mainly for the envelopes of large or medium-sized gumming (cold glue) with protection strip. It is characterized by its high efficiency, stable function, easy operation
FRP extruded profiles have been widely used in chemical, petroleum, railway, marine exploration, shipbuilding and other industries due to their advantages of high strength, light specific gravity, insulation, high temperature resistance, corrosion resista