Plastic Bags Zip Lock Bags With Logo Ziploc Sandwich Bags Cannabis Bag

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Product Details


Production Process For Packing Bags


Step 1: To do artwork , designers need to do some adjustments after receving customer's printing file , and it's better the printing file in PDF , coreldraw or AI .  And to remark ziplock ,side sealing , hanging hole ,tear nortch , clear window and so on .To make the customer to know and approve the all details before production .


Step 2: plate making after confirmation, it need professional technicians to design color separation ,to do less color for more colorful printing to save cost for customer .


Step 3 : printing by high-speed presses , in this process, to pay more attention on ink pollution phenomenon occurred, it should avoid this phenomenon.


Step 4: compound  2 layer or more layers to 1 layer , the layer of the printed film like PET ,OPP to compoud aluminum foil and sealing layer ,like PE ,CPP  with glue special  by high-speed peritoneal machine


Step 5: curing,  it need to more than 45 degrees in curing room for more than 24 hours curing  afer compound, in order to make packaging is not easy to take off a layer.


Step 6: bag, it must be ensure that the color bags not leak ,and sealing side is good, to control certain temperature for hot knife .


Step 7: Packaging quality and safety testing, in the process, testing personnel need to measure, check appearance, color, heat sealing strength , it can't have any negligence.



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