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Jeans-buttons (also known as I-buttons) are mostly used for denim clothing, and in recent years, they are also used for casual wear.

For the Eyelets and Buttons, there is only Brass material before in this market, With the rising price of brass,

Normally there are 3 kinds of zipper on the market：metal zipper ,nylon zipper and plastic zipper.Metal zipper with metal teeth like brass

Resin button is short for unsaturated polyester button. Its main characteristics are: the wear resistance of resin button unsaturated resin belongs to the resin of heat fixation, the strength of the material is high, and the scratch resistance of the surface is much stronger than that of the thermop......

Sometimes zippers get stuck. Besides not being smooth enough, another possibility is that there is something next to the zipper that prevents it from pulling.

The zipper mechines works in a similar way to syringes used for injections. It is with the help of the thrust of the screw (or plunger), the plasticized molten state (that is, viscous state) of plastic injection into the closed cavity of a good mold, the zipper mechanical internal solidification mol......