Metal zipper belongs to a kind of zipper, which refers to the zipper whose microphone teeth are made of copper, cupronickel or aluminum material. Compared with polyester zipper and epoxy resin zipper, it is relatively firm and is mostly used on jeans, outerwear and satchels. Today, the editor will explain to you the selection and precautions of metal zippers, let's take a look together.
Metal zipper selection:
Tape: Because the raw material of the metal zipper tape is made of polyester thread, suture thread, medium copper thread and other different types of thread, its weight and coloring are different, so it is very easy to use on the same zipper Causes color cast. At this time, when choosing a tape, you should choose a uniform dyeing and no cloudy point. The tapes made of different fabrics are dominated by soft touch.
Micro teeth: The microphone teeth of the metal zipper are also colored by the electroplating process. Therefore, when purchasing, you must pay attention to whether the stainless steel plating on the surface is symmetrical, whether there are colored flowers, and whether the zipper can be smoothly driven left and right. After the zipper is closed, it is necessary to check whether the upper and lower teeth are all biting with each other. Asymmetric zipper teeth will inevitably harm the application of the zipper.
Puller: The metal zipper puller has many shapes and designs, and the finished product can be both delicate and delicate, and it can also be bold and bold. But no matter what kind of slider, you need to feel whether it is easy to open the slider, and whether there will be a situation where the zipper cannot be pulled or closed. At present, the sliders sold on the market all contain a self-locking mechanism, so after the zipper is pulled, it is necessary to check whether the zipper will slide down after the lock cylinder is fixed.
In the case of cleaning or production of clothing, pay attention to:
After the woollen textile is ironed, it is necessary to ensure that the zipper is sufficiently cooled before it can be packaged, otherwise,
After the metal zipper reacts with water vapor, it is very easy to fade. Second, after the production of clothing products, it is very easy to leave some chemicals, which is very easy to react with metal zippers. Therefore, before installing the metal zipper, it is necessary to ensure that the leather product has been sufficiently cleaned and neutralized.
Because zippers have different adaptability under different conditions, in the process of selecting and purchasing zippers, be sure to inform the manufacturer of what products the zipper you purchased will be used on, and also need to inform the manufacturer of you The chemical composition of the zipper is stipulated, such as whether it can pass the needle inspection. In addition, the use of formamide in general dyes is strictly prohibited, because the dyed zipper will cause some diseases after touching the body.
The above is the explanation of the selection of metal zippers and the precautions. Do you all understand? I hope it will be helpful to you.