Precision cutting and bottom sewing for standard open-mouth industrial bags.
A high speed conversion line for cross cutting of tubular cloth rolling, bottom folding & sewing and finally stacking. Smooth, automatic & precise conversion from cloth roll to pieces of bag.
- Max Stitching Thickness:8mm
- Production Speed:20-40 pcs/min
This machine is a automatic lining bag and outer bag sack of special equipment,collection of endometrium bag heating sealing, bag lining cut inside and outside the bag,sack after sealing,counting,and palletizing functions in an organic whole,simple operation,high degree of automation ,and has the following features.
- Cutting Length Accuracy:±1mm
- Cutting type:Heat
This machine is used for making square bottom valve flour bags, It has the functions of cutting,mouth and bottom folding,sealing,auto counting and collection. pneumatic-hydraulic auto edge correction for material feeding and has the advantages of high production efficiency, It is the ideal equipment for making valve flour bags.
- Tubular fabric Material:PP/PE
- Coating material:15%PE,85%PP
The net fabric roll will be automatically thermally cut off in a fixed length and sewed, and laborsaving can be realized. Driven by serve motor, the length of bag can be precisely controlled. Sticking is avoided after the bag being thermally cut off. The machine will stop automatically when the cloth is over. The running method in manual or automatic is available. Pneumatically driving is adopted in cloth releasing and can be easily.
- Length accuracy:±12mm
- Bottom hemmed width:20-30mm
The net fabric roll will be automatically thermally cut off in a fixed length and automatic collection,the length of bag can be precisely controlled. Sticking is avoided after the bag being thermally cut off. The machine will stop automatically when the cloth is over. The running method in manual or automatic is available. Pneumatically driving is adopted in cloth releasing and can be easily.
- Length accuracy:±2mm
- Production Capacity:20-40pcs/min
INTELLIGENT: Multi-spindle synchronous control, auto-adjusting input bag specifications without pulling the gears. SIMPLE: Four sets of interconnected HMIs ensure an intuitive, dynamic interface, and also have easy and efficient adjustment. CONVENIENT: THE Mobile APP can track real-time monitoring of production status without manual registration.
- Machine speed (PCS/min): 100-120
- Water supply (1m³/h): 0.4Mpa
This machine matched with laminating machine or not, is used for making powder bags and various kinds of laminated PP woven bags. It has the functions of printing, M-gusseting,flat-cutting,7-type cutting, auto collection. pneumatic-hydraulic auto edge correction for material feeding and has the advantages of high production efficiency, reasonable structure, easy maintenance and perfect printing. It is the ideal equipment for making laminated bags and powder bags.
- Production Speed (pcs/min):35-45
- Folding(Hem) width(mm) :20-50
Applications of the Woven Bag Conversion Machines
From cut & sew bags to valve bags and block bottom bags. From bag size to output – tell us your application, we'll match the right bag conversion machine.



Self-closing valve bags for cement, mortar, and chemical powder packaging.

Reinforced square-bottom bags with high sealing performance for automatic filling.
Highlights of Woven Bag Conversion Machines
Servo-driven control system ensures high positioning accuracy for cement, rice, and industrial bags.
Multi-function quick change design supports plain, bottom, and valve bags – fast switchover reduces tooling cost.
Independent temperature zone heat sealing ensures strong, smooth seals for high-fill or recycled films.
FAQ about Woven Bag Conversion Machines Introduction
Here is a list of information about the series Quality, customization,design and other related issues
CONTACT USBasic models yield 60-120 bags/min; advanced units can exceed 200 cycles/min for bottom‑seal or roll‑on‑bag designs.
Produces T‑shirt bags, bottom‑seal bags, star‑seal roll bags, perforated roll bags, and large FIBC liners with gusseted or flat options.
Yes. The sealing system is tuned for biodegradable and conventional polyolefin films, making the transition to eco‑friendly packaging straightforward.
Photoelectric registration and servo‑driven tension‑controlled unwinding maintain accurate print alignment and uniform roll hardness for high‑speed lines.
Auxiliary stations-unwind, flexo‑print, slitting/rewinding-are modular and can be integrated inline to save floor space and material handling.
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