Paper blade selection guide

For paper mills, printing houses and packaging converters, long paper shearing blades directly affect trimming accuracy, edge burr rate and production efficiency. Choosing the right blade material is the most cost-effective way to extend service life and reduce downtime. As a professional maker of high-performance long industrial blades, Guangchuan Blade explains material selection logic for paper shearing to help you make the optimal choice.   Core Performance Requirements Long paper shearing blades run in continuous high-speed cutting conditions, requiring stable sharpness, reliable wear resistance and sufficient toughness to avoid edge chipping. Paper dust and mineral fillers also accelerate edge abrasion, so qualified materials must maintain cutting integrity through long producti...