A4 Copy Paper Cutting Machine 280m/min 4-5 Rolls Production Line
Model: CHM-A4-4/5/A4B
High-speed production line operating at 280m/min with output of 20-37 reams per minute. Capable of 8-hour continuous production achieving 20-30 tonnes daily output.
This A4 copy paper sheeting production line is specifically developed for cutting A4 copy paper, suitable for A4 paper, A3 paper, and art paper. The machine utilizes advanced cutting technology and optimized cutting modes to quickly and accurately cut paper to specified dimensions. Features simple structure, convenient operation, and high cutting precision. Custom sizes available including American size and test paper size.
The production line incorporates Twin Rotary Knife Synchronize Sheeting technologies and provides fully automatic ream and box wrapping robot capabilities.

Main Technical Parameters
| CHM Type |
CHM-A4-4 |
CHM-A4-5 |
| Paper Width |
845-850 mm |
1055-1060 mm |
| Production Speed |
Max 280 m/min |
Max 280 m/min |
| Cutting Accuracy |
±0.2 mm |
±0.2 mm |
| Number of Paper Rolls |
4 Rolls |
5 Rolls |
| Pockets |
4 Pockets |
5 Pockets |
| Output of the Ream |
Max 30 Reams/min |
Max 37 Reams/min |
| Power |
32 kW + 18 kW + 18 kW |
34 kW + 18 kW + 18 kW |
| Dimension (L x W x H) |
17681 mm × 4140 mm × 3190 mm |
20114 mm × 4355 mm × 3190 mm |
Standard Configuration
| Parameter |
Specification (CHM-A4-4) |
Specification (CHM-A4-5) |
| Unwind Stand |
2 Sets = 4 Rolls (includes 2 sets of railway and trolley) |
3 Sets = 5 Rolls (includes 3 sets of railway and trolley) |
| Machine Type |
2 rolls loaded unwind stand * 2 sets plus 1 roll loaded unwind stand * 1 set (shaftless and hydraulic floor pickup system) |
2 rolls loaded unwind stand * 2 sets plus 1 roll loaded unwind stand * 1 set (shaftless and hydraulic floor pickup system) |
| Diameter of the Paper Roll |
Max. Ф1500mm |
Max. Ф1500mm |
| Width of the Paper Roll |
Max. Ф850mm |
Max. Ф1060mm |
| Paper Rack's Material |
Steel |
Steel |
| Clutch Device |
Pneumatic brake and control |
Pneumatic brake and control |
| Clip Arm's Adjustment |
Manual adjust by oil pressure |
Manual adjust by oil pressure |
| Paper Core Demanding |
3" (76.2mm) or 6" (152.4mm) or according to client's need |
3" (76.2mm) or 6" (152.4mm) or according to client's need |
System Components
Automatic Tension Control System
When paper passes through the inductor, it automatically feeds back to the PLC control system to increase brake load, adjusting tension to automatically control paper tension.
High Precision Cutting Knife System (CHM-A4-4)
- Upper and lower rotary knives provide exceptional cutting precision
- Anti-curve device includes square bar and steel wheel to adjust paper alignment and ensure flatness
- 5 sets of slitting knives with air pressure and spring mechanisms
- Upper wheel: Ф200×1100mm (rubber covered)
- Lower wheel: Ф400×1100mm (anti-glide)
- Cutting knife group: 2 pieces 1100mm upper, 2 pieces 1100mm lower
- High precision bearing and belt drive system
High Precision Cutting Knife System (CHM-A4-5)
- Upper and lower rotary knives provide exceptional cutting precision
- Anti-curve device includes square bar and steel wheel to adjust paper alignment and ensure flatness
- 6 sets of slitting knives with air pressure and spring mechanisms
- Upper wheel: Ф200×1150mm (rubber covered)
- Lower wheel: Ф400×1210mm (anti-glide)
- Cutting knife group: 2 sets 1310mm upper, 2 sets 1310mm lower
- High precision bearing and belt drive system with main driving motor group
Transporting System
- Transporting by level and overlapping device
- High speed transporting belt and press wheel with automatic tension and close system
- Static removal device including static removal bar and negative ion generator
Paper Collecting System
- Automatic device for paper stack up and down
- Jogging device and paper tidying mechanism controlled by air valve
- Transport paper to packing table cross after cutting
Auto-EPC (Edge Paper Control)
Precision sensing nozzle for fast detection of various web lines in EPC system, easily available and highly sensitive.
Accessories
| Parameter |
Specification (CHM-A4-4) |
Specification (CHM-A4-5) |
| Cross Cutting Knives |
1 set 1100mm Material: compounding of tungsten steel |
1 set 1310mm Material: compounding of tungsten steel |
| Upper Slitting Knife |
5 pcs Ф180mm Material: SKH |
6 pcs Ф180mm Material: SKH |
| Lower Slitting Knife |
5 pcs Ф202mm Material: SKH |
6 pcs Ф202mm Material: SKH |
CHM-A4B Wrapping Machine
| Specification |
Details |
| Model |
CHM-A4B |
| Paper Width |
Gross width: 310 mm; Net width: 297 mm |
| Ream Packing Height |
Max: 55 mm; Min: 45 mm |
| Packing Roll Diameter |
Max: 1000 mm; Min: 200 mm |
| Packing Roll Width |
560 mm |
| Packing Sheets Weight |
70-100 g/m² |
| Packing Sheets Grade |
High-grade copy paper, high-grade office paper, high-grade offset paper, etc. |
| Design Speed |
Max: 50 reams/min |
| Operation Speed |
Max: 35 reams/min |
| Packing Condition |
No speed variations, no breaks; cut all paper at one time with qualified packing paper |
| Driving |
AC Servo Precision Control |
| Main Power Supply |
3*380V / 50HZ (or as required) |
| Voltage |
220V AC / 24V DC (or as required) |
| Power |
18 KW |
| Air Compressor |
6 bar |
Control System
All machines are controlled by PLC with functions including speed control, paper count, paper ream output, fault alarm and automatic stop. Fault codes are displayed on the panel screen for easy troubleshooting.
Finished Products

Frequently Asked Questions
What advantages do your A4 production lines have?
We have strong R&D capabilities and high-speed cutting technology. Our machines operate 24 hours per day with maximum production capacity of 1600 tons. We hold 70% market share in this segment.
Do you have any case studies?
Many paper mills use our equipment, including ND Paper (Pakistan), Double A, Sun Paper, and various industrial customers. We can provide country-specific machine operation videos.
Why choose you instead of other suppliers?
CHM Machinery developed China's first paper sheeter machine and A4 copy paper production line. With over 21 years of experience since 2004, we have many customers using our equipment for over a decade, and our engineers have more than 15 years of work experience.
How do you guarantee quality?
We always conduct pre-production samples before mass production and perform final inspection before shipment to ensure consistent quality standards.
What kind of quality service do you offer?
All commodity parts are guaranteed for one year. CHM Machinery provides lifetime maintenance support. Outside the warranty period, we offer spare parts and services at preferential prices with prompt delivery.
