Why Calculating Bend Allowance Still Matters
The K‑factor—a small ratio tucked inside every sheet‑metal formula—quietly determines whether a bend comes out crisp, accurate, and true to design. At its core, the K‑factor expresses how the neutral axis shifts during bending, and that shift dictates how much material is consumed in the bend. When you calculate it correctly, parts fit together with satisfying precision; when you...
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