... parameters adopt CRT real-time display. The bag-making speed, bag-making length, temperature, counting, punching and ... rim charge, electrostatic elimination. Technology of double self-standing bag, double concave-convex buckle device is in the ... heat sealing strength at sealing side; and high bag making speed. Products: bags for food, washing ... ×H THREE-SIDE SEALING ZIPPER STANDING BAG-MAKING MACHINE