Vacuum Filter bag sealing Edge trimming Ultrasonic Sealing edge trim Ultrasonic Edge trimmer Filter Bag Edge Trimming CE Mainly applicationApplied for chemical fiber, nylon cloth, knitting cloth, non-woven cloth, PE paper, PE and aluminum film, PE and cloth composition and etcCharacterOnce only fusing shaping and nothing burr,·Platen changes convenience and pattern of all kinds of shapes and ...