Making method of Gusset Bags on Roll

Gusset Bags on Roll are a necessity often used in people’s lives, especially when environmental protection is now advocated. Rolling bags are more sought after because of their low-carbon, environmentally friendly, easy to carry, and simple production methods. Today, Xingnuo roll bag manufacturer will show you how to produce roll bags.

First, prepare a larger piece of paper, then draw a thin strip of 2-4cm, fold it to prepare for sticking, divide the remaining part into four equal parts, and divide the thin strip with the remaining four. Glue the edges of the paper, and then divide the adhesive paper into five parts, fold one side, and the folded part is used as the bottom of the paper bag.

Then fold the two long sides separately as the sides of the paper bag. Note that what you fold is half the width of the side of the paper bag you want. It should not be too short, so as not to affect subsequent production. Then, fold the other side along the black line, and then fold two more on each side, forming an angle of forty-five degrees with the starting point of the black line.

Then glue the folded intersections, and fold all the creases together to make a shape. Finally, make the handle hole, fold into the opening 2-4cm, and then punch the hole, you can install the rope, so that a simple, portable and beautiful rolling bag will be successfully made.

Production process of PE tape protective film：

1. Corona the surface of the prepared PET film.

2. Apply glue on the corona surface of the PET film through a coating machine, and send the glued PET film into the oven.

3. The PET film coming out of the oven is directly wound into a parent roll.

4. The mother roll after winding is sent to the curing room for curing.

5. The matured parent roll is sent to the multi-axis laminating machine according to the principle of first in, first out for multi-layer laminating. When laminating, the PET film is first laid flat and glued on the parent roll without bubbles, and then another The PET film is bonded to the PET film without bubbles, and the bonding is repeated.

Supermarket roll bag is a kind of film bag：

The supermarket roll bag is a kind of film bag, which is usually rolled end to end into a reel style. When using it, pull a film bag from the reel and tear it off along the dividing line, and then use your fingers to open the bag mouth and put the items inside. .

For example, a shopping mall shopping bag is composed of a plurality of film bags that are linked to each other and rolled into a reel. The film bags are provided with dividing lines and are composed of a rectangular film material, and the two long sides of the film material are parallel. There is an interval of 2mm to 1.8mm between the two long sides of the film material with a concave-convex tape provided on more than one long side edge. The dividing line is selected as a broken line and set at the position where the film material is stacked. The distance between any long side of the shopping bag and the film material is greater than 1mm. Concave-convex belts are set at one or both ends of the film bag opening to increase the time and fingers when opening the bag Friction.

When it is necessary to open the film bag, use the thumb and index finger or middle finger to pinch the two sides of the bag mouth and twist them in opposite directions, so that the film bag can be easily opened by twisting the mouth of the bag. The height of the two ends of the bag opening is different, and the vest shopping bag can directly pull the protruding side by hand, and the two sides of the bag opening will be separated, and the film bag can be easily opened without twisting the fingers.