SNW 450×2 Automatic winder High Speed Roll Bag Making Machine ( roll bag with core)

* Dual-Lane Synchronized Mass Production

Features a heavy-duty dual-track mechanical layout that allows two independent film lines to be sealed, cut, and rolled at the same time, doubling your capacity and optimizing plant floor space.

* High-Speed Hot Cutting & Point-Break Perforation

Equipped with a specialized high-frequency heat sealing bar and a high-precision perforation blade, ensuring robust bottom seals and clean, easy-tear point-break lines at top speeds.

* Flawless Fully Automatic Roll & Core Changer

Integrates a fully automated rolling unit that executes core feeding, film wrapping, automatic cutting/splitting, and finished roll ejection without a single pause or manual intervention.

* Precision Multi-Axis Servo & PLC Integration

Driven by independent premium servo motors for unmatched tension and length control on both tracks, managed by an intuitive digital touchscreen PLC panel with real-time error diagnostics.