Are plastic zippers better than metal? A resin zip is a type of zip whose teeth are made from polyester plastic rice that has been colour-matched by means of a dye and is produced by an injection moulding machine. 1、Resin zips can be used in all kinds of applications, but are generally preferred They are generally used on the pockets of garments. 2. Commonly used zip heads are painted and sometimes plated. 3、The resin zip is made of copolymer formaldehyde, the cost of which is between nylon and metal zippers. zips and metal zips, the durability of this type of zip is This type of zipper is more durable than metal and nylon zips. Looking for the ideal zipper manufacturer and supplier? We have a wide range of zippers and clothing accessories at good prices to help you succeed. We are a zipper factory in China, passed ISO, SGS certification, all zippers have quality assurance. If you have any questions, please feel free to contact us.…