Next-generation notes cost more to print and secure, so cash centers no longer buy only for speed. They also want neat, note-safe bundles. Transparent PP straps are now a mainstream choice for 1,000-note work because they are visible and odor-free.
A flat heat-pressed seal makes later opening, authentication, and ATM replenishment smoother. Some sites also require auto ironing points and extra safety features to reduce handling risk.
For banks and cash operators, packaging quality is now part of the currency cycle, not just a back-office task.