Cobra-691S Max Single Pass Paper Bag Printer for Kraft Bags
Product Summary
The Cobra-691S Max is a single pass digital inkjet printing machine designed for high-speed, on-demand printing on kraft paper bags, paper pouches, and other flat packaging materials. With a maximum media width of 900mm and a speed of 20-40 meters per minute, it enables manufacturers to offer rapid customization without the cost and lead time of traditional plate making. This machine uses water-based, food-safe inks (CMYK) and features an automatic feeding and correction system, making it ideal for small-batch or bulk production.
Key Selling Points
Plate-Free Digital Printing: Eliminates plate-making costs and setup time, enabling flexible on-demand printing with a minimum order quantity of just 1 bag.
High-Speed Single Pass: Achieves printing speeds of 20-40 meters per minute, matching the pace of packaging production lines for efficient throughput.
Wide Media Support: Handles sheets up to 900mm wide with an unlimited length, accommodating a variety of bag and wrapper sizes.
Eco-Friendly Water-Based Inks: Uses CMYK water-based inks with a consumption cost of only 0.1-0.2 RMB per square meter, reducing environmental impact and operating costs.
Automatic Feeding & Correction: The integrated vacuum adsorption feeding and deviation correction ensure stable, accurate printing even on flexible kraft paper.
Technical Specifications
Model
Cobra-691S Max
Print Head Quantity
1-3 print heads
Max Printing Width
215-645mm
Print Head Model
HP A3 / A4
Printing Platform
Vacuum Adsorption Type
Printing Resolution
1200x300dpi, 1200x600dpi, 1200x1200dpi
Ink Type
Water-based ink, CMYK
Ink Capacity
2.5L per color, 4 colors
Printing Speed
20-40 meters per minute
Max Material Feeding Width
900mm, unlimited length
Printing Height
0-55mm (customizable)
Machine Weight
220kg
Machine Dimension
280x140x136cm
Power Supply
220VAC 50Hz, 3KW
Operating Environment
15-35°C
Interface
Ethernet
Models and Options
The Cobra-691S Max is available with 1, 2, or 3 print heads (A3/A4) to provide different printing widths and speed configurations. Adjustable printing height up to 55mm can be customized to accommodate specific material thicknesses.
Materials and Structure
The machine features a robust construction: high-strength extruded aluminum alloy print beam, thickened welded carbon steel main frame, and stainless steel correction roller with silicone coating. The conveyor belt is made from anti-offset PU/TPU/PET/PP rubber. Ink tank uses anti-corrosion modified PP plastic, and the outer housing is galvanized steel sheet for durability.
Applications
This single pass printer is perfectly suited for printing on kraft paper bags, coffee bags, bread packaging bags, shopping bags, and other paper packaging. It enables packaging manufacturers and print shops to offer personalized branding for retail stores, restaurants, and event organizers.
Customization
We offer customization of the printing height (up to 55mm) and can adapt the feeding and stacking systems to fit your production line. Contact us to discuss your specific requirements.
FAQ
Q: What is the minimum order quantity for printed bags?
A: There is no minimum order quantity; the machine supports print-on-demand with MOQ=1.
Q: Can I print on dark kraft paper?
A: Yes, the printer can be equipped with white ink base to ensure vibrant colors on dark substrates.
Q: What ink is used and is it food-safe?
A: Water-based CMYK inks are used, which are safe for food packaging applications when properly cured.
Q: How fast can I switch between different bag sizes?
A: Design changes are instant, and material size adjustments take less than a minute, enabling quick job changes.
Q: Does the machine require plate making?
A: No, it is a digital printer; designs are loaded via computer, eliminating plate making.
Q: What is the power requirement?
A: The machine operates on 220VAC 50Hz, 3KW.
Get More Information
Contact us for pricing, technical details, or a demo. Our team is ready to assist you.
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