Planishing Operation In Sheet Metal

Planishing is a hand driven process used in auto body repair and sheet metal craft work such as medieval armour production.

Planishing operation in sheet metal.

The process involves tapping the metal with a specialized planishing hammer while it rests on a rounded stake in order to smooth defects and achieve the proper curve. You ll also see the tear drop mallets and panel beater bag in action. Roller planishing is a simple inexpensive and skill free operation. Welding after planishing ensures almost zero leakage from the joints.

Work inwards in series until middle of disc is reached removing wrinkles as each series is completed. After approximately forming a metal object by stretching with techniques such as sinking and raising and then shaping and smoothing an object metal workers use planishing for surface finishing. When the sheet metal edges are fed through two rollers a smooth bulge free surface is created. Trade of sheet metalwork phase 2 module 6 unit 1 unit 1 12 h repeat operation f positioning each series of blows to overlap previous series.