Like other zippers, metal zippers are also made up of cloth belts, middles, zippers and limit codes.
Cloth tape: The material is generally fiber tape, cotton ribbon or polyester ribbon, etc. Different materials can be selected according to different uses.
Imitate teeth: Most of the metal zippers on the market are made of aluminium alloy, brass, white copper, zinc alloy and other materials. Because the color of the imitate teeth on the metal zipper is electroplated, if improperly preserved, the imitate teeth will become black and pollute the clothing. Copper alloy middles are prone to oxidation, so it is necessary to ensure certain ventilation during preservation, not sealed preservation, and not in a humid environment, when necessary, the use of moisture-proof paper or dehumidifier.
Zipper: Metal zipper of Yifeng Zipper has bronze, red bronze, white, yellow, black nickel, black and white nickel, matte silver color respectively. Usually, the color of metal zipper is the same as that of metal zipper. According to the regulations, the common parameters of the pull head are as follows:
Limit code: divided into upper end (front code) and lower end (back code). The main function of the upper and lower stop is to prevent the puller from detaching from the midtooth.