Zipper is a common product in our life, it is used in many fields and aspects. Metal zipper is a kind of zipper, which refers to the zipper whose microphone teeth are made of copper, cupronickel or aluminum material. Compared with nylon zipper and resin zipper, it is stronger and is mostly used on jeans, jackets and backpacks. The size of the metal zipper varies according to the size of the microphone teeth. Since it is often used on jeans, jackets and backpacks, its zipper size is larger. Let me introduce to you how metal zippers are classified.
According to the type of metal zipper, it can be divided into: closed zipper, open zipper (detachable), double closed tail zipper (X- zipper and double slider opposite to each other or O-
The zipper and the double slider are opposite to each other), double-opening zipper (reverse opening and detachable) microphone tooth material: Ao Shiqi’s existing material types are aluminum alloy, brass, cupronickel, zinc alloy, etc. The color of metal microphone teeth is often plated according to needs, such as aluminum microphone teeth plated with yellow, brass microphone teeth plated with white, black nickel, green bronze, red bronze, gold and other colors. The composition is the same as other zippers. The composition of the metal zipper is also composed of cloth tape, microphone teeth, slider and limit code.
Metal zipper tape: The material is generally fiber tape, cotton webbing or polyester fiber tape, etc. Different materials can be selected according to different purposes.
Metal zipper microphone teeth: The metal zippers on the market are mostly made of aluminum alloy, brass, cupronickel, zinc alloy and other materials. Since the color of the microphone teeth on the metal zipper is electroplated, if it is not stored properly, the microphone teeth will be damaged. Turns black and contaminates fabrics. For copper alloy microphone teeth, it is prone to oxidation. Therefore, it is necessary to ensure a certain degree of ventilation during storage. Do not store in a sealed container or in a humid environment. Use moisture-proof paper or dehumidifier if necessary.
Metal zipper puller: Generally, there are green bronze, red bronze, white plating, yellow plating, black nickel, black and white nickel, and matt silver in the color of the slider. Usually, the color of the metal slider is required to be the same as that of the metal. The microphone teeth of the zipper are the same color.
According to the regulations, the commonly used slider parameters are: the mouth height of the 3# metal slider is 2.1-2.2mm, the mouth width is 4.55-4.65, and the mouth height of the 5# metal slider is 2.7-2.8mm,