Planishing Operation In Sheet Metal

It relieves the stresses and the welded joints will be stronger.

Planishing operation in sheet metal.

Work inwards in series until middle of disc is reached removing wrinkles as each series is completed. 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. Welding after planishing ensures almost zero leakage from the joints. 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.

You ll also see the tear drop mallets and panel beater bag in action. Planishing is a hand driven process used in auto body repair and sheet metal craft work such as medieval armour production. 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. Roller planishing is a simple inexpensive and skill free operation.