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China RY-850 4-Color Stack Flexographic Printing Machine - High-Performance Suppliers & Factory Integration
Efficient Integrated Printing and Die-Cutting Design
The RY-850 integrates four flexographic printing units and a die-cutting unit into one system, with a maximum web width of 860mm and a printing width of 850mm. It handles repeat lengths ranging from 180.975mm to 400mm. The equipment features a 1200mm large-diameter unwinding/rewinding system with pneumatic shaft automatic switching devices to ensure continuous production.
Precision Control System
Registration Accuracy
Advanced PLC control system achieving ±0.1mm registration accuracy with Dexin Technology EPC automatic edge guiding system.
Transmission System
20CrMnTi ground gears at 58HRC hardness combined with NSK bearings for smooth, reliable operation.
Tension Control
Tension control accuracy of ±0.5kg with an adjustable range of 10–200kg, suitable for a wide variety of materials.
EPC Edge Guiding
Equipped with Dexin Technology EPC automatic edge guiding system for consistent web alignment throughout production.
High-Performance Printing Units
The equipment is configured with four independent flexographic printing units, each equipped with ceramic anilox rolls and reverse doctor blade systems. The drying system employs infrared drying technology with a maximum temperature of 80℃, and each color unit can be controlled independently. The pneumatic quick plate-changing system significantly enhances production efficiency.
Stable and Reliable Mechanical Structure
Frame Construction
45# steel 20mm thick wall panel structure with white anti-rust spray painting for long-lasting durability.
Electrical Components
Schneider brand electrical control components throughout, ensuring reliability and global serviceability.
CE Safety Compliance
Fully compliant with CE safety standards. Power requirement: 380V 3PH 50Hz, meeting international market demands.
Auto Paper Break Detection
Built-in automatic paper break detection function minimizes downtime and material waste during production runs.
Product Parameters
RY-850 4-Color Stack Flexographic Printing Machine
| Parameter | Specification | Component | Brand / Supplier |
| Max. unwinding diameter | 1200mm | Unwinding Tension | Haitai Industrial Control |
| Max. rewinding diameter | 1200mm | Rewinding Tension | Haitai Industrial Control |
| Printing length | 180.975–400mm | PLC | Shenzhen Zhengxian |
| Max. web width | 860mm | Main Motor | Zhejiang Kuayue |
| Max. printing width | 850mm | Motor Inverter | Schneider |
| Registration accuracy | ±0.1mm | EPC System | Dexin Technology |
| Gear specification | 1/8CP, 3.175mm pitch | Switching Power Supply | Meanwell (Taiwan) |
| Power requirement | 380V 3PH 50Hz | Intermediate Relay | Schneider |
| Machine design speed | 0–100 m/min | Circuit Breaker | Schneider |
| Plate thickness | 1.7mm | Contactor | Schneider |
| Mounting tape thickness | 0.38mm | Control Buttons | Schneider |
| Substrate | 30–300gsm paper | Anilox Roller | Shanghai Yuncheng |
| Machine frame | 20mm thick wall panels | Pneumatic Components | Dongming Pneumatic |
| Automatic web break detection | Yes | Rewinding Motor | Zhejiang Kuayue |
| Low paper alarm | Yes | ||
| Preset production stop | Yes | ||
| Metering/counting function | Yes | ||
| Multi-point speed adjustment | Yes | ||
| Machine color | White |
Product Display
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Frequently Asked Questions
Q
What is the maximum printing width and web width of the RY-850?
The RY-850 supports a maximum web width of 860mm and a maximum printing width of 850mm, making it suitable for a wide range of label and packaging applications.
Q
What types of substrates can the RY-850 handle?
The RY-850 is designed to process paper substrates ranging from 30 to 300gsm, accommodating a broad variety of label stocks and packaging materials.
Q
How does the RY-850 ensure accurate color registration?
The machine uses an advanced PLC control system combined with the Dexin Technology EPC automatic edge guiding system to achieve a registration accuracy of ±0.1mm, ensuring precise multi-color alignment across all four printing units.
Q
What is the maximum production speed of the RY-850?
The RY-850 has a machine design speed of 0–100 m/min, allowing operators to adjust the speed to match the specific requirements of each job and material type.
Q
Does the RY-850 meet international safety and electrical standards?
Yes. The RY-850 is fully CE certified and operates on a standard 380V 3PH 50Hz power supply. Its electrical control system uses Schneider brand components, ensuring compliance with international safety and quality standards.
Q
What smart production management features does the RY-850 include?
The RY-850 comes equipped with automatic web break detection, a low paper alarm, preset production stop, metering and counting functions, and multi-point speed adjustment — all designed to maximize uptime, reduce waste, and simplify operator management.
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