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Raw Materials
Zippers consist of several components including tape, slider, pull and teeth. DaSun Zipper will pick the most proper materials to meet the demands of customers. DaSun Zipper pays attention to the quality of raw materials and will perform chromatism aberration testing and resistance to corrosion testing on the raw materials. DaSun Zipper believes that reliable materials and good processing determines the best quality zipper.
65# copper
The amount of copper in 65# copper is about 65%. 65# copper is hard, cheap and environmentally friendly, so it's suitable to make the teeth of zippers.
85# copper
The amount of copper in 85# copper is about 85%. The 85# copper will not be broken easily and has a shiny color, the teeth will look bright and beautiful.
95# copper
The amount of copper in 95# copper is about 95%. The 95# copper is easily molded and it is of purple and shines like gold. Due to its good look, customers mainly use this material for decoration. The zippers made by this material are used for fashion clothes and bags.
The zipper sliders are normally made of zinc alloy because the amount of lead in 3# zinc alloy is less than 20ppm.
DaSun Zipper has been cooperating with fabric producers for a long time. The fabric producer supplies well dyed cloth with good quality for DaSun Zipper and there are many different kinds of clothes. Zippers made by DaSun Zipper can meet the principles of EN71.