Dismantling shear blades

Industrial shear blades are a consumable with a predictable life — but how you maintain, regrind, store, and handle them decides whether you get two weeks or two months between changes. Most premature blade failures trace not to the steel but to neglected regrind timing, poor storage, or unsafe handling that chips the edge before it ever cuts. This 2026 maintenance guide turns blade care into a checklist with concrete numbers. Bottom line: regrind at edge radius 0.05–0.1 mm (not when it “looks dull”), inspect every blade change against a 5-point checklist, store blades VCI-wrapped and flat at < 50% RH, and never drag an edge on concrete — those four habits typically extend blade life 30–50% and cut unplanned downtime by a similar margin. GOOD-KNIFE s...