High-Speed Automatic Rotary Coating Line for Pulp Molded Food Packaging and Industrial Packaging Interior Coatings
Production Line Composition
This integrated system comprises an automated infeed conveyor, precision rotary coating stations, a multi-stage thermal curing oven, a forced cooling section, quality inspection sensors, and an automated stacking and outfeed system.
Product Overview
Our high-speed rotary coating line is engineered to apply a consistent, ultra-thin internal barrier coating to pulp-molded products like food containers and tableware. It ensures 100% coverage for excellent oil, water, and grease resistance (GRAS/FDA compliant), meeting the highest food safety standards.
Technical Parameters
| Parameter |
Description |
| Line Speed |
10 - 40 cycles/min (customizable) |
| Coating Accuracy |
± 0.005 mm |
| Power Supply |
380V/50Hz/3Phase (Customizable for regional standards) |
| Drying Method |
Multi-Zone Hot Air Circulation (Customizable to IR or UV) |
| Control System |
PLC with 15" HMI Touchscreen |
| Coating Material |
Water-based, food-grade coatings (customizable for specific formulas) |
| Footprint (LxWxH) |
Approximately 20m x 4m x 3m (Customizable based on layout) |
Application
Internal coating for pulp-molded products such as clamshell containers, plates, bowls, cups, and egg trays requiring FDA-compliant barrier properties.
Customization Options
The entire line is highly customizable. We can adjust the number of coating heads, drying length and method, line speed, and control system integration to fit your specific production volume and product specifications.
Key Features
- Food-Safe Compliance: Designed for use with FDA-approved coatings.
- Precision & Efficiency: Robotic precision reduces coating material waste by up to 20%.
- Energy Efficient: Heat recovery systems within the oven reduce energy consumption.
- Data Tracking: OPC-UA connectivity for data recording and integration with MES systems.
Support and Services
We provide comprehensive support including installation supervision, operator training, annual maintenance contracts, and 24/7 remote technical assistance. A full set of spare parts is provided initially.
Packing and Shipping
All equipment is disassembled into modular sections. Components are wrapped in anti-rust film and packed in reinforced wooden crates for secure ocean freight shipping. FOB and CIF terms available.
Frequently Asked Questions
Q: Can this line handle different product sizes?
A: Yes, the line is highly customizable. Quick-change mandrels and programmable recipes allow for running different product sizes with minimal downtime.
