1, zipper application object
When purchasing the zipper, it is best to inform the zipper manufacturer that the zipper is used on which kind of product, whether there are special post-treatment requirements for the product, if the ordinary water washing or acid enzyme washing, etc., so as to facilitate the zipper manufacturer's requirements for supporting products, the quality and personalized requirements of the zipper are properly adjusted.
2. Zipper length and allowable tolerance
The meaning of the length of the zipper is different in the form of different zippers, because the zipper is a flexible fabric, the external force will have a certain expansion rate, purchase zipper to determine the size, must be considered;
3. Requirements for zipper ingredients
Because the environmental protection and ecological requirements of textiles in different countries and regions are not the same, the inspection methods are not the same, especially the level requirements of azo, no heavy metals, and the inspection needle are very different, so it is best to indicate the countries and regions where the products are exported in the procurement of zippers, or directly put forward the requirements for zipper ingredients.
4, children's clothing zipper safety tips
In order to ensure the safety of zipper use in children's clothing, we must not only control the chemical composition of zipper products, but also have requirements for metal accessories, such as the recommended use of injection molding top stop and bottom stop, metal accessories without sharp edges, etc., to avoid sharp Angle injury and scratching children's skin.