What is the material of coins?

Take the fourth set in China as an example, aluminum alloy, stainless steel, copper-plated steel core alloy and nickel-plated steel core alloy.

Metal coins in coins have the advantages of convenient use, wear resistance and long circulation life. In addition to its own monetary function, it also has a high artistic appreciation and value preservation function.

Extended data:

The design of coins should generally be:

1, universality

Coin pattern design should not only have a high artistic level, but also highlight the theme of the coin on the surface of a small coin, so it needs a high degree of generality.

2. Nationality

China is a multi-ethnic country with a long history and culture, and culture and art occupy an extremely important position in the history of world civilization. Therefore, the design of coin patterns should fully reflect the excellent cultural and artistic style of the Chinese nation.

3, commemorative

Coin patterns should be able to represent major events in China and today's world, or historical celebrities, places of interest, rare animals and plants, etc. , so that coins have great collection value.

4. uniqueness

The diameter of coins (except a few commemorative coins and commemorative medals) is generally small, and the maximum diameter of coins in circulation at present is only 32 mm; Most of the gold and silver commemorative coins are below 60 mm in diameter, so it is obviously not suitable to display multi-theme content. When designing a pattern, only one theme can be highlighted.

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