Paper Bag Line

Sheet-Fed Square Bottom Paper Bag Machine

Sheet-fed square bottom paper bag former for premium board—creaseless feeding, U-wrap sealing, and flat-rope handles over 20 kg.

  • Sheet Fed
  • Luxury Board
  • 45 pcs/min
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Sheet-Fed Premium

Sheet-Fed Square Bottom Paper Bag Machine

No-crease sheet feeding with intelligent handle integration targets luxury retail, gift, and rigid board carriers on 180–300 gsm white or specialty card. Full-servo automation across feeding, wrapping, and delivery minimizes scrap on short runs and multi-spec production.

Equipment line overview.
  • 45pcs/min
  • 180–300gsm board
  • 20kg+ bags
  • 35m² footprint

Production Flow

Sheet Register, U-Wrap, Handle, Deliver

Creaseless sheet feeding and U-wrap center sealing for rigid board luxury bags with automated flat-rope handles.

  1. Sheet feedOptical registration on white, specialty, or metallized board.
  2. Wrap & sealU-shaped wrap with center seal and bottom integrity for heavy loads.
  3. DeliverFinished premium bags ready for ribbon or retail packing.

Technical Data

Machine Specification Summary

Reference modelGREAT 3.0
Sheet size (L×W)650–1190 × 360–740 mm
Bag height240–450 mm
Bag width240–500 mm
Production speed30–45 pcs/min
Material weight180–300 g/m² board
Footprint~35 m²

U-shaped wrap center sealing without bottom degumming

Automated flat-rope threading for heavy-duty bags

Mold change for bag sizes in about 30 minutes

~90% servo automation with low scrap

  • Luxury retail bags
  • Gift and cosmetics carriers
  • Gold and silver board bags
  • Short-run premium packaging

Interested in this machine?

Our team will help you find the right configuration for your production needs.