Block Bottom Bag Making Machine XKFD-330F/330BF/450F/450BF/450CF/540F
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Automatic Roll-fed Paper Bag Making Machine for Square Bottom Bag & SOS Bag with Flat Handles
This automatic roll-fed paper bag making machine is currently the most advanced block bottom bag making machine for manufacturing paper carrier bags and paper shopping bags with flat handles. Simply place the blank or printed paper roll, this paper bag making machine will automatically conduct the entire paper bag manufacturing process from flat handle making, patch attaching, side gluing, cutting, bag forming through to completion. The paper bag machinery adopts servo motor control system to ensure high precision and good stability, and PLC control system is used to adjust the length of paper bag.
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Paper Bag Making Process
Specifications
| Model | XKFD-330F | XKFD-330BF | XKFD-450F | XKFD-450BF | XKFD-450CF | XKFD-540F |
| Cutting length | 270-530mm | 320-630mm | 285-530mm | 420-760mm 420-660mm (with handle) | 420-760mm 420-660mm (with handle) | 420-760mm 420-660mm (with handle) |
| 270-430mm (with handle) | 320-540mm (with handle) | 285-430mm (with handle) | ||||
| Bag width | 120-330mm | 160-370mm | 220-450mm | 200-450mm | 200-450mm | 250-540mm |
| 220-330mm (with handle) | 220-370mm (with handle) | 250-450mm (with handle) | 250-450mm (with handle) | 250-450mm (with handle) | 250-540mm (with handle) | |
| Bag length | 225-470mm | 240-550mm | 225-470mm | 320-680mm | 320-640mm | 340-680mm |
| 225-370mm (with handle) | 240-460mm (with handle) | 225-370mm (with handle) | 320-600mm (with handle) | 320-600mm (with handle) | 340-580mm (with handle) | |
| Bottom width | 60-180mm | 80-200mm | 80-200mm | 80-240mm | 120-260mm | 120-260mm |
| Paper grammage | 60-160g/㎡ | 80-160g/㎡ | 80-160g/㎡ | 80-160g/㎡ | 80-160g/㎡ | 90-160g/㎡ |
| 80-160g/㎡ (with handle) | 80-160g/㎡ (with handle) | 80-160g/㎡ (with handle) | 80-160g/㎡ (with handle) | 80-160g/㎡ (with handle) | 90-160g/㎡ (with handle) | |
| Paper roll width | 385-1050mm 590-1050mm (with handle) | 590-1170mm 630-1170mm (with handle) | 630-1370mm 690-1370mm (with handle) | 590-1410mm 690-1410mm (with handle) | 590-1450mm 690-1450mm (with handle) | 770-1640mm 770-1640mm (with handle) |
| Bag production speed | 30-180bags/min | 30-120bags/min | 30-120bags/min | 30-100bags/min | 30-100bags/min | 30-100bags/min |
| Bag production speed (with flat handles) | 30-110bags/min | 30-110bags/min | 30-110bags/min | 30-110bags/min | 30-110bags/min | 30-80bags/min |
| Power requirement | 380V, 3-phase, 4 line, 25.5kW | 380V, 3-phase, 4 line, 25.5kW | 380V, 3-phase, 4 line, 25.5kW | 380V, 3-phase, 4 line, 30kW | 380V, 3-phase, 4 line, 30kW | 380V, 3-phase, 4 line, 30kW |
| Machine weight | 13500kg | 14000kg | 16000kg | 17000kg | 17000kg | 18000kg |
| Machine dimensions (L×W×H) | 12600×5880×3150mm | 12700×5880×3150mm | 12800×6250×3350mm | 13500×5300×2550mm | 13500×5300×2550mm | 14000×6500×3250mm |
Features
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- Unwinding Unit
Hydraulic roll lifting system and tension control, alarm triggers when there is no paper;
- Unwinding Unit
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- Bag Handle Making Unit
Making paper tape handles and flat handles for paper bags;
- Bag Handle Making Unit
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- Handle Attaching Unit
Automatically attaching flat handles on patch paper, and cutting into pieces;
- Handle Attaching Unit
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- Touchscreen HMI
User-friendly touchscreen HMI for simple operation and machine control.
- Touchscreen HMI
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- Mitsubishi PLC Control System
Equipped with an original Mitsubishi PLC control system and integrated fiber optic control for stable high-speed production.
- Mitsubishi PLC Control System
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- Photoelectric Print Registration System
Original Mitsubishi servo motors and German SICK photoelectric sensors for accurate printed bag tracking and positioning.
- Photoelectric Print Registration System
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- Motorized and Hydraulic Roll Loading System
The material loading and unloading system adopts motorized and hydraulic lifting structures for easier roll handling, while the unwinding section features automatic constant tension control.
- Motorized and Hydraulic Roll Loading System
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- Hydraulic Unwinding System
Features a pneumatic expanding shaft for fast and convenient material feeding.
- Hydraulic Unwinding System
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- Magnetic Powder Brake Tension Control
Ensures stable and consistent paper feeding.
- Magnetic Powder Brake Tension Control
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- Paper Tube Forming Unit
Integrated wheel-type tube forming adjustment structure simplifies paper tube forming setup while improving stability and operating efficiency.
- Paper Tube Forming Unit
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- Automatic Web Guiding System
Automatic web guiding system reduces roll alignment adjustment time and maintains constant tension control throughout operation.
- Automatic Web Guiding System
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- Web Guide Control Panel
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- Web Guide Unit
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- Hot Melt Gluing System
Advanced hot melt gluing technology provides uniform adhesive application, clean glue cut-off, and easy cleaning.
- Hot Melt Gluing System
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- Automatic Handle Forming and Transfer System
The machine automatically forms paper handles and transfers them to the bag-making section through a conveyor system.
- Automatic Handle Forming and Transfer System
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- Main Bag Making Unit
The main bag making unit automatically performs side gluing, edge folding, tube forming, and cutting operations.
- Main Bag Making Unit
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- Bottom Forming Unit
The bottom forming section automatically applies glue, seals, and folds the bag bottom to ensure consistent bag quality.
- Bottom Forming Unit
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- Automatic Bag Counting
Finished bags are automatically counted for easier collection and packaging.
- Automatic Bag Counting
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- Vertical collection table
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- Horizontal collection table
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- Dual unwinding system (customizable)

