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Hello there! What can we do for you today?
Feel free to chat with us — we’d love to hear from you!
A zipper is built from 4 material layers that are chosen together: the woven tape, the teeth, the sewing thread and the coating applied to the tape. The zipper tape material decides how the chain behaves in the wash, whi...
Metal zipper manufacturing turns a coil of brass or aluminium wire into a finished chain in 4 main stages. The wire is formed into a Y shaped profile, the profile is cut into individual teeth, the teeth are clamped onto ...
A zipper strength test measures how much load a chain can take before it separates, and how well a slider holds that chain closed. A size 5 coil chain is normally expected to resist a lateral pull of about 400 newtons, w...