Quality standard of bag making bag manufacturer.

The container bag manufacturers should be strictly in accordance with the production process of single or less than container bag production requirements. The appearance should be beautiful, no line head, no pollution, no breakage, the bag print pattern is clear and the position is accurate. No, smell, defective parts, fabric, coating firmly without bleaching film phenomenon.

Sewing requirements: strengthening cloth, Gab, and chrysanthemum (10CM x 10CM), no Defiler, hot melt. Sewing chrysanthemum shaped mouth strengthen cloth, rope parts of 3CM, the remaining parts of the 2CM, 10CM sewing cloth. The seams at the bottom and the top of the top are pressed. The circular logo in the bottom of the bag manufacturer is not allowed to overstep. When second seams are sewn, the overlap is not allowed at the distance of the first 0.5CM. The main joint, the position under the sling, the width 3CM (12CM), sew 3 lines.

It is on the same axis. The quality inspection number, reinspection number and sewing number should be clear on the label. According to the size of the fold, the appearance of neat and beautiful. The LOCK lock should be leveled. Cloth should be flat. It's important to make a knot at the exit. Strengthen the rope head 10-15CM, slightly tighten. Five, the inner bag transparency is better, the surface is free from impurities, black spots, no pollution, solid heat, no air leakage, breakage and so on. The effective size + 1CM to 2CM sewing size is according to the process requirement, which is 1CM, and the needle distance is 0.7-0.9CM/ needle.

The starting and stopping needles of the container manufacturers must coincide with the 5CM on the same suture line (the needle is pressed on the needle), and strengthen the cloth lifting needle on the upper left side, the seam and the distance to 1CM. The sewing material bag is the needle spacing 1CM, and the needle goes down the needle.

In accordance with the requirements of the use of sewing thread, sewing thread are not allowed to overlap, leakage, leakage, floating line, buckle under the Kang are like, on line elastic line.

The thread length of the sewing thread is not more than 1.5CM.

The square bag must be within 10CM of the angle. Manufacturers of container bag tape, cloth, cloth to strengthen the seam position, seam, wrong side seam, seam twisted askew phenomenon.

The subject and the bottom seam, double fold to bizzi, 3 sewing line width of about 2CM, no obvious fold line uniform, do not overlap, check on the needle needle.

The sling line is 0.5CM from the edge of the sewing line, and the sewing thread is 1CM from the head of the sling. The main sling should be equally divided.