In general, the deviation of the size of the finished bag should be controlled within the following range.
①The deviation of finished product length is + 1.5mm (≤0.8% when the length is greater than 200mm).
â‘¡The width deviation of the finished bag is + 1.5mm.
③Heat seal width deviation (heat seal size coincidence deviation) ≤10%.
④Dimensional deviation of heat-seal-related parts: The bottom margin (referring to the distance from the heat-sealing outer line to the bottom line of the finished bag) is 0.5mm ～ 3mm. The deviation of the two layers of heat-sealing film on the back-sealing side of the back-sealing bag is ≤2mm.
⑤ Pattern position deviation (the distance between the center line of the printed pattern and the actual center line of the finished product) ≤ 2mm.
⑥ The deviation of the alignment of the front and back patterns (the distance between the center lines of the front and back patterns) ≤ 1mm.
⑦Back seal? Recognize the sorrow and sorrow? Rui ū withdrawing the sorrow sauce? Encourage the prize slamming the wood sorrow Mu scan ?? mm.
⑧The deviation of the upper and lower cutting edges of the finished bag (the distance between the design position of the upper and lower cutting edges of the bag and the actual position of the upper and lower cutting edges of the finished bag) ≤1.5mm.
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