How to distinguish the quality of non-woven bags?

There are many cheap and inferior products in the non-woven market. It is recommended that customers not blindly pursue low prices when buying, and pay special attention to quality. Then how to distinguish the quality of non-woven bags? 　　 Differentiate No The quality of woven bags is as follows: 　　 First, it is important to see whether the fabric is new. Since non-woven fabric is a kind of fabric that is easy to decompose, when the inventory time is too long, it will seriously affect its service life. New materials generally have much better standing and toughness. Second, looking at printing, the quality of printing directly affects the aesthetics of non-woven bags. Take silk screen printing, whether the pattern of the screen printing is uniform and whether there are obvious pores. If it is color printing, it depends on whether the color printing is Accurate, with or without serious position deviation. Third, the sewing process. For non-woven bags, the quality of the sewing process directly affects the firmness of the bag. Generally speaking, there must be three stitches per centimeter, depending on whether the needles are neat, especially where there are inverted stitches. Whether there is inverted position, if the inverted needle is not in place, the bag mouth is easily torn apart, and there are phenomena such as whether the bag is slanted, which also seriously affects the appearance of the non-woven bag. The quality of non-woven bags sold in the market is also uneven. Many people don’t pay much attention to the quality of the bags when they buy non-woven bags, and even think that the non-woven fabrics sold by various manufacturers The bags are similar, but in fact, the quality of non-woven fabrics is very different. As long as you observe carefully, you can see that the quality is good or bad. Previous post: Introduction to the use and classification of non-woven fabrics