SOS Square Bottom
SOS Paper Bag Making Machine
Dedicated SOS-style square bottom production with optimized folding and bottom forming for high-volume grocery, hardware, and industrial paper bags. Supports plain or printed rolls with quick size changeover across multiple width classes.
Image coming soonPaper Bag LineRecommended 1600 × 1200
- 280pcs/min
- SOSfold
- 45–150gsm
- Groceryfocus
Production Flow
Optimized SOS Bottom Sequence
Tuned folding and bottom forming for self-opening square (SOS) bags used in grocery, hardware, and industrial paper packaging.
- Fan or roll infeedHandles plain or pre-printed stock for SOS geometry.
- SOS bottomDedicated bottom fold and glue for self-standing open mouth.
- DischargeHigh-count stacking for bulk shipment to packers.
Technical Data
Machine Specification Summary
| Bag styles | SOS square bottom |
|---|---|
| Bag length | 190–770 mm |
| Bag width | 80–560 mm |
| Paper basis weight | 45–150 g/m² |
| Maximum speed | 150–280 pcs/min |
| Typical power | 8–27 kW (model dependent) |
Optimized SOS bottom fold sequence
Single or double-layer paper capability
High daily output for grocery formats
PLC control with speed and length display
- Grocery SOS bags
- Hardware and seed bags
- Industrial paper packaging
- Retail carry