Diagram of planishing, showing planishing hammer, workpiece, and planishing stake

Planishing is a metalworking technique used to smooth sheet metal. This article or section is in need of attention from an expert on the subject. ... Sheets of stainless steel cover the Chrysler Building Thin sheets of gold leaf Sheet metal is simply metal formed into thin and flat pieces. ...

After a piece of metal has been roughly formed by techniques such as sinking or raising, the surface is will have irregular indentations and bumps. To remove these imperfections, the piece is hammered between a flat or very slightly curved hammer and a special forming object known as a planishing stake. Using repeated, relatively soft blows, the piece is smoothed toward the curvature of the stake. Location within China Changchun (Simplified Chinese: 长春; Traditional Chinese: 長春; pinyin: ; Wade-Giles: Chang-chun) is the capital of the Jilin province in northeastern China. ... Anticlastic forged sterling bracelet. ... A claw hammer For other uses, see Hammer (disambiguation). ...