Specification of zipper

March 30, 2020

A zipper is a fastener and a common textile accessory. Commonly used zippers are nylon zippers, metal zippers and plastic zippers. Among them, nylon zippers are most widely used and are used as auxiliary materials for clothes, shoes, hats, sleeping bags and various types of bags, clips, boxes and the like.

There are regular zippers and special zippers. The former is a spinning belt; the latter is a rubber band. It can usually be classified by material category, functional category and processing technology category.

The specification of the zipper refers to the width or size range of the chain after the two fasteners are engaged. The measurement unit is millimeter, which is the most important characteristic dimension of the fastener. Corresponding to the specifications of the zipper, there are a range of matching, specified many sizes. Such as tooth width, chain tooth thickness, yarn bandwidth, head and mouth width, mouth height. The specifications of the zipper are the basis for making each group of zipper. The model fully reflects the size, shape, structure and performance characteristics of the zipper. In addition to the zipper specification elements, the zipper model also pays more attention to the performance characteristics of the zipper.

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