Production Techniques of Zipper Sliders
Most of the zipper sliders are made of zinc alloy, to produce a good product is not only the final plating, but coating to do. From the selection to the design mold such as each process are closely related.
The chain teeth of nylon zippers are less rigid
The width of the head width is related to the meshing width of the chain teeth, but when the chain teeth are engaged, it is not the tight fit between the metal parts and the metal pieces.