Zinc Alloy Press Stud for Sneakers — Specification, Uses and Sourcing Notes
Zinc Alloy Press Stud for Sneakers: Specification, Uses and Sourcing Notes
Zinc Alloy Press Stud is the version buyers specify for sneakers when the base material is fixed by performance rather than by price. This entry sets out what the material actually changes, which specification to write into the tech pack, and where the cost sits — the three questions that decide whether the item passes bulk approval.
What it is
Zinc Alloy gives press stud its weight-to-strength ratio. In practice that means the trim behaves differently in cutting, in finishing and in wear: shrinkage allowance has to be built into the spec. Buyers who specify the material up front avoid the most common failure — an item that looks right on the sample card and behaves differently in bulk.
Typical specification
| Item | Press Stud |
|---|---|
| Base material | Zinc Alloy |
| Standard size | 20 mm Width |
| Common finishes | Laser Engraved Finish, Sandblasted Finish, Enzyme Wash Finish |
| Processes | Screen Printing, Anti-Pilling Finish, Embossing |
| Typical application | Sneakers |
| Related applications | Lingerie, Dresses, Scarves, Coats |
| Test standard | EN 71-3 |
| Usual packing | 200 pieces per polybag, 10000 per carton |
Properties that matter in buying
- Dimensional stability — 1% allowance is built into the spec before cutting.
- Colour fastness — tested to EN 71-3 on the actual base material, not on a substitute.
- Mechanical performance — pull strength after 30 cycles or washes.
- Compliance — EN 71-3 documentation issued with the shipment.
- Consistency — the approved counter sample becomes the reference for every reorder.
Common uses
- Trousers
- Hats
- Suits
- Socks
- Blouses
- Jackets
How to specify it
- Name the base material in the tech pack, not just the item.
- Fix the size and tolerance in writing before sampling starts.
- Approve a counter sample made from the actual bulk base material.
- Order the test report against the standard your market requires.
- Retain a golden sample at the factory and a second one with you.
Related reading
Related specifications on this site cover swivel hook, mulberry silk fabric, velvet ribbon, woven interlining, and the processes most often paired with press stud include injection moulding, metal stamping, laser cutting.
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