Categorized In: Finance & Economy , U.S. Government , SciTech
Source: 11159. What are pennies made of? | www.finishing.com
Description: the core of the penny is zinc but the skin is copper.
2 days ago, 09:29am
A penny is composed of Copper Plated Zinc, 2.5 %Cu, Balance Zn, Weight 2.500 g, Diameter 0.750 in. 19.05 mm, Thickness 1.55 mm"
Pennies today are made of zinc blanks, then electroplated with copper in plating barrels. The core is zinc but the skin is copper.
A penny is 97.5% zinc, with 2.5% copper plating. Thanks for using ChaCha!