Elevating Nonwoven Excellence: How Magnera Sets the Benchmark with DIENES Technology

In today’s highly competitive nonwoven market, manufacturers are under constant pressure to deliver exceptional product quality, maximum efficiency and absolute process reliability. Magnera has positioned itself at the forefront of this challenge, consistently delivering premium nonwoven solutions to demanding global markets. To maintain this leadership position, Magnera continuously invests in technologies that support its commitment to precision, consistency and operational excellence.

A strategic step toward even higher performance

As part of its ongoing optimization strategy, Magnera upgraded an existing A.Celli slitting system with DIENES “Long Life” knife holders. The objective was clear: further enhance already high production standards while reducing variability and downtime. Rather than a complete system overhaul, Magnera chose a targeted retrofit approach, minimizing disruption while unlocking significant performance gains.

Engineering quality into every cut

The integration of DIENES “Long Life” knife holders brought immediate improvements to Magnera’s slitting operations:

• Consistently superior slitting quality, even with complex and sensitive nonwoven materials
• Up to 10x longer knife life, supporting stable, uninterrupted production
• Avoidance of knife chipping and resulting metal contamination
• Significantly improved process stability and reduced setup times

At the core of this performance is DIENES’ advanced engineering, including double-axis guidance and Constant Side Load technology (CSL3), which ensures uniform cutting pressure and minimal material stress.

A partnership driving competitive advantage

The seamless integration, without structural machine modifications, highlights the value of smart upgrades in modern manufacturing environments. It allowed Magnera to quickly realize benefits while maintaining full production continuity.

Conclusion: excellence through continuous optimization

Magnera’s collaboration with DIENES demonstrates how focused technological upgrades can reinforce market leadership. By combining advanced slitting technology with a clear commitment to quality, Magnera continues to set new standards in nonwoven production.

About the company

The DIENES Group is a market-leading provider of knives, knife holders, and slitting systems for industrial applications, with a history spanning 113 years. Today, DIENES employs around 500 people across 9 locations. Around 100 national and international patents continue to set global standards in slitting across various industries. The company is regularly listed in the “Encyclopedia of Global Market Leaders” (Lexikon der Weltmarktführer) and recognized by the F.A.Z. Institute as “Germany’s Innovation Leader”. DIENES’ product range includes pneumatically and electrically driven knife holders, the DIENES CSL technology for optimizing cutting force, DIENES Easy Set for safe and easy knife positioning, DIENES Depth Control for precise depth adjustment, and the fully automatic simultaneous positioning system DIENES SIMU-FLASH. DIENES knives and knife holders are used to cut, score, or perforate a wide variety of materials such as plastics, packaging, labels, adhesive tape, battery foil, nonwovens, cellulose, paper, banknotes, security strips, diaper closures, aluminium, carbon materials, and more. These products are employed in both roll-to-roll and roll-to-sheet processes.