Domestic Slide Fasteners TRIZ Cases
- Dual-Cutter Engraving for Coining Mold Cusp Precision
Two-stage engraving with specialized cutters forms precise holes, reducing material extrusion and side wall damage during coining.
- Magnetic Zipper Catch with Overmolded Acetal Resin Attachment
Overmolded acetal resin secures magnetic catches to zipper stringers, maintaining lateral strength while eliminating manual pin insertion.