Corona Treater for PP Woven Bag & Sack Flexographic Printing Machines

Professional Surface Treatment Systems for PP Woven Fabric Printing
The ELES Corona Treater Series is specially designed for PP woven bag, sack and woven fabric flexographic printing machines. The system increases the surface energy of polypropylene woven materials, ensuring excellent ink adhesion, sharper print quality and long-lasting print durability.

It is ideal for PP woven bags, woven sacks, laminated woven fabrics, FIBC (Big Bag) fabrics and other polypropylene woven materials used in packaging, agriculture, food, chemical and industrial applications.

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Standard Features

• Aluminium electrode with aluminium roller and silicone sleeve
• Designed specifically for PP woven fabrics and laminated woven materials
• Single-side surface treatment
• Heavy-duty industrial corona station
• Zero-speed sensor for web break detection
• Oil-cooled high-voltage transformer
• Ozone extraction blower with AC motor
• Adjustable output power via front-panel potentiometer
• Digital output current indicator
• Stable high-frequency corona discharge
• Easy installation and low maintenance
• Continuous operation for 24/7 industrial production

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Electrical Specifications

Available according to worldwide electrical standards.

Single Phase
• 110 V
• 120 V
• 220 V
• 230 V

Three Phase
• 220 V
• 230 V
• 380 V
• 400 V
• 415 V
• Frequency: 50 Hz / 60 Hz

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Safety Features

The ELES Corona Treater continuously monitors operating conditions to maximize operator safety and protect the printing machine.

Audio Alarm System
Audible alarms are activated for:

• Short circuit
• Fabric break
• No output
• High-voltage faults
• System malfunction
• Other abnormal operating conditions

Automatic Protection System
The generator automatically stops high-voltage output in case of:

• Short circuit
• Fabric break
• No-load operation
• Electrical faults
• Unsafe operating conditions

This intelligent protection system minimizes downtime while extending the service life of the corona system.


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Applications

The ELES Corona Treater is suitable for:

• PP Woven Bag Printing Machines
• PP Woven Sack Printing Machines
• Flexographic Printing Machines
• Roll-to-Roll Printing Systems
• Woven Fabric Printing Lines
• Laminated Woven Fabric Printing
• FIBC (Big Bag) Fabric Printing
• BOPP Laminated Woven Bag Printing
• Industrial Packaging Printing Lines



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Compatible Materials

• PP Woven Fabric
• PP Woven Bags
• PP Woven Sacks
• Laminated PP Woven Fabric
• BOPP Laminated Woven Bags
• FIBC (Big Bag) Fabric
• Polypropylene Packaging Materials
• Industrial Woven Textiles



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Advantages

• Significantly improves ink adhesion
• Produces sharper and more vibrant print quality
• Increases print durability and scratch resistance
• Ensures uniform surface treatment across the entire web width
• Reduces printing defects and ink transfer problems
• Supports higher production speeds
• Long electrode and roller life
• Low maintenance requirements
• Energy-efficient operation
• Reliable performance under continuous industrial use



Optional Features

• Automatic power regulation
• Automatic corona power adjustment according to line speed
• Touch-screen HMI control panel
• PLC communication and machine integration
• Remote monitoring and diagnostics
• Recipe management
• Industry 4.0 communication support
• Customized treatment widths
• CE-compliant safety package
• Customer-specific voltage configurations



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Industries Served

• Woven Bag Manufacturing
• Fertilizer Bag Production
• Flour Sack Printing
• Sugar Bag Production
• Animal Feed Bag Manufacturing
• Rice & Grain Packaging
• Cement Sack Printing
• Chemical Bag Production
• Mineral Packaging
• Industrial Packaging
• Agricultural Packaging
• Food Packaging



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ELES Corona Treaters for PP Woven Printing

The ELES Corona Treater Series is engineered specifically for PP woven bag and sack flexographic printing machines, providing reliable surface activation before printing. By increasing the surface energy of polypropylene woven materials, it delivers superior ink adhesion, exceptional print quality and consistent production performance, helping manufacturers reduce waste, improve efficiency and achieve long-lasting, high-quality printing results.