This advanced spin coating machine is specifically engineered for the pulp molding industry, utilizing high-speed centrifugal spin coating technology to apply uniform functional coatings—waterproof, oil-proof, and biodegradable barrier coatings—onto molded pulp products such as tableware, food containers, and industrial packaging. The system combines precision dosing, high-speed spin coating, and integrated drying in a single continuous production flow.
| Component |
Description |
| Infeed Conveyor System |
Automatic feeding with speed control and alignment mechanism |
| Multi-Station Rotary Indexing Table |
Servo-driven rotary table with multiple independent spin coating stations (customizable) |
| Precision Dosing System |
Metering pumps for accurate coating material application |
| Spin Coating Stations |
High-speed centrifugal spin units with independent speed control |
| Coating Supply System |
Precision metering pumps, pressure tanks, and filtration units |
| Drying Tunnel |
IR/UV-LED/Hot Air drying system (customizable) |
| Exhaust & Filtration System |
Overspray capture and solvent vapor filtration |
| PLC Control Cabinet |
Industrial PC with HMI touchscreen, recipe storage, and data logging |
| Outfeed Conveyor |
Automatic transfer to next station or stacking unit |
| Parameter |
Specification |
Customization Options |
| Number of Stations |
12 - 24 stations (standard) |
Customizable (4 - 48 stations) |
| Rotary Table Drive |
Servo-driven, high-precision indexing |
Customizable indexing speed |
| Spin Speed |
Adjustable, up to 2,500 rpm |
Independent speed control per station |
| Coating Thickness |
5 - 50 μm (dry) |
Customizable coating weight |
| Coating Uniformity |
±5% thickness deviation |
Customizable process parameters |
| Production Capacity |
300 - 1,200 pcs/hour |
Customizable per production targets |
| Conveyor Speed |
1 - 20 m/min (stepless) |
Customizable via VFD control |
| Drying Method |
IR/UV-LED/Hot Air |
Customizable drying system |
| Drying Temperature |
40°C - 180°C |
Customizable temperature profiles |
| Control System |
Omron PLC + HMI |
Integration protocols customizable |
| Data Logging |
USB, Ethernet/IP, Modbus |
Reporting formats customizable |
| Power Supply |
380V/400V/460V, 50/60Hz, 3-phase |
Customizable to regional standards |
| Exhaust Air Volume |
2,000 - 8,000 m³/h |
Customizable based on booth size |
| Overall Dimensions |
8m - 30m * 1.5m - 2.5m * 1.8m - 2.5m |
Layout and footprint fully customizable |
| Safety Standards |
CE |
Customizable to target market |
Is spin coating suitable for pulp molding products?
Yes. Spin coating is ideal for applying uniform functional coatings on complex 3D molded pulp products. The system is designed with precision dosing and high-speed spin coating units to ensure complete coverage on corners, sidewalls, and curved surfaces. Fully compliant with CE and other international standards.
How does spin coating compare to other coating methods?
Spin coating offers excellent coverage on complex 3D geometries with precise thickness control, making it ideal for molded pulp products with intricate shapes. It provides customizable coating thickness and is compatible with a wide range of coating formulations. Compared to spray coating, spin coating offers better material utilization and less overspray.
Can the system handle various product sizes and coating requirements?
Yes. The system features customizable station configuration, spin speed, coating thickness, and drying profiles. Real-time monitoring allows dynamic adjustment, ensuring optimal coating quality for different products.
How much floor space does the system require?
The system layout is fully customizable. Depending on your production capacity and available floor space, we can design a compact or expanded configuration to best suit your needs.
What are the total operating costs?
Overall operating costs are optimized through high material utilization, reduced coating waste, and integrated drying. Coating material and electricity are the primary operating costs. We can provide a detailed cost analysis based on your specific production parameters.
