Zinc Alloy Ladder Lock for Blazers — Specification, Uses and Sourcing Notes
Zinc Alloy Ladder Lock for Blazers: Specification, Uses and Sourcing Notes
Zinc Alloy Ladder Lock is the version buyers specify for blazers 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 ladder lock its strength and surface character. 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 | Ladder Lock |
|---|---|
| Base material | Zinc Alloy |
| Standard size | 20 mm Width |
| Common finishes | Black Nickel Finish, Gunmetal Finish, Brushed Silver Finish |
| Processes | Injection Moulding, Warp Knitting, Embroidery |
| Typical application | Blazers |
| Related applications | Socks, Jackets, Skirts, Luggage |
| Test standard | ISO 105 Colour Fastness |
| Usual packing | 100 pieces per polybag, 10000 per carton |
Properties that matter in buying
- Dimensional stability — 3% allowance is built into the spec before cutting.
- Colour fastness — tested to ISO 105 Colour Fastness on the actual base material, not on a substitute.
- Mechanical performance — elastic recovery after 50 cycles or washes.
- Compliance — ISO 105 Colour Fastness documentation issued with the shipment.
- Consistency — the approved counter sample becomes the reference for every reorder.

Common uses
- Sleepwear
- Backpacks
- Down Jackets
- Jackets
- Blazers
- Lingerie
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 size label, seat belt webbing, lace fabric, embroidered trim, and the processes most often paired with ladder lock include moisture wicking finishing, enamel filling, epoxy coating.
Send the reference sample or tech pack and we will come back with a costed specification, a sampling timetable and the compliance documents your market requires.



