Generally speaking, for bag types such as three-side sealed plastic packaging bags and four-side sealed plastic packaging bags, a sealing width of approximately 1 to 3CM is appropriate. The specific value needs to take into account the capacity and aesthetic appeal of the plastic packaging bag.
For plastic packaging bags that require the addition of a handle buckle or perforation, the width of the side with the handle buckle added should be increased accordingly, while the widths of the other sides can remain unchanged.
When customizing plastic packaging bags, the plastic packaging bag manufacturer calculates the quotation for you based on the edge sealing width of the plastic packaging bags. This requires you to inform us in advance whether the size of the plastic packaging bag you provide includes the edge sealing width. If you cannot provide the width data, the plastic packaging bag manufacturer will suggest that you take samples or conduct packaging experiments. For common and ordinary products, Plastic packaging bag manufacturers can also offer you suggestions based on their experience.