Created on 2025.12.30

Rapid Wear of Metal Foil Slitting Blades: How to Effectively Extend Blade Life?

In metal foil slitting, blades are critical components directly affecting production efficiency and product quality. However, due to the hardness and processing characteristics of metal materials, blades wear quickly, causing high maintenance costs and downtime risks. Effectively extending blade life has become a key industry concern.

Main Causes of Blade Wear

High material hardness: Metal foils are typically hard, causing high pressure on blade edges and rapid wear.

High processing speeds: Fast slitting accelerates wear and may lead to blade chipping.

Improper cutting parameters: Incorrect cutting angle, feed speed, and tension increase blade load.

Inadequate blade materials and coatings: Lack of high-performance materials or protective coatings accelerates wear.

Effective Measures to Extend Blade Life

Use high-quality blade materials

Select wear-resistant tungsten carbide or special alloy steel to improve hardness and toughness.

Optimize cutting parameters reasonably

Adjust cutting speed, tension, and feed rate to avoid overload and overheating.

Regular maintenance and sharpening

Sharpen dull blades timely to maintain cutting sharpness and prevent damage expansion.

Proper blade storage and management

Avoid moisture, impact, and corrosion to prolong blade life.

By applying these measures comprehensively, manufacturers can significantly improve blade durability, enhance slitting quality and production stability, and reduce overall operating costs.