Cold stamping, also known as press working,HS Bawa. "Manufacturing Processes -- II". Tata McGraw-Hill, 2004. . . is a manufacturing operation in which thermoplastics in sheet form are cold-formed using methods similar to those used in metalworking.Erik Lokensgard, Terry L Richardson. "Industrial plastics: Theory and applications". Cengage Learning, 2003. . . A precut thermoplastic sheet, possibly reinforced, is softened by heating to a temperature particular to the plastic in use. The heated sheet is then shaped by stamping using a press.stamping. Marlene G Rosato. "Concise encyclopedia of plastics". Springer, 2001. . . Fiberglass-reinforced thermoplastic sheets are formed using metal stamping presses after the sheets are preheated to about .
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