Guides

Practical guides for the stamping shop and toolroom.

• How to Calculate Press Brake Tonnage (Air Bending) — A practical guide to calculating press brake bending tonnage for air bending — the 575 rule, V-die selection, material factors, and a worked example.
• Deep Drawing Defects: Wrinkling, Tearing & Earing (Causes and Fixes) — Diagnose and fix the three classic deep-drawing defects — wrinkling, tearing/splitting, and earing — with the blank-holder, lubrication, and material levers that cause them.
• Choosing Tool Steel for Stamping Dies: A2 vs D2 vs S7 — How to pick die steel for stamping and forming: balancing wear resistance, toughness, and machinability across A2, D2, S7, and when to reach for each.