Stamping
2008-06-05 – 10:48 下午<p><strong><a href=”http://auto-metal-appliances.com”>Stamping</a></strong> is a metalworking process by which sheet metal strips are punched using a press tool which is loaded on a machine press or stamping press to form the sheet into a desired shape. This could be a single stage operation where every stroke of the press produce the desired form on the sheet metal part, or could occur through a series of stages.</p>