Challenge coins or military coins are often used as collectible items by organization members. In some cases, it is used to recognize one’s membership, achievement or position in an organization. Military coins often bear the emblem of a certain unit. It is also used by the police and fire department.
Military coins are very popular not just in the military but also in other organizations and even companies. One of the reasons it is patronized by such customers is because of its affordable price and great quality. Aside from that, military coins can be customized into different shapes and sizes. However, even though challenge coins are made from high quality materials using the best equipments and skilled makers, proper care and maintenance of challenge coins will help preserve its quality. When properly maintained, challenge coins can last for years and can be passed down for generations.
When taking care of challenge coins, it is very important to know what type of metal was used in making it. Certain metal types have different care requirements. Most challenge coins are made from gold, silver, copper, brass, nickel and metal. Challenge coins made from any of these materials require special care in cleaning and storing it.
Aside from the type of metal used, it is also important to note what kind of finish the challenge coin has. Is it engraved, dual toned or antique? Knowing this will help preserve the finish and look of the challenge coin no matter how many times it is cleaned.
When cleaning challenge coins made out of brass, it is best to use a soft polishing cloth that is used in cleaning jewelries. Use a polishing cloth made from cotton material to prevent scratching or damaging the coin’s surface. When cleaning the coins, it is best to use a Q-tip dipped in acetic acid to remove the dirt in the engravings and designs of the coin. Polishing cream can be used in cleaning the challenge coins. Just make sure to properly wipe off any cleaning substance used to prevent residue from getting stuck on the engravings of the challenge coins.
As for metal pins, never ever use liquid cleaners. Liquid cleaners encourage rust and metal challenge coins are prone to rusting. Use a polishing cloth or metal polisher instead. Be sure to follow all the instructions carefully. Polish residue will damage the surface and design of the challenge coins so make sure to wipe off the polisher to prevent residue from building up in the surface of the coin.
For silver and gold challenge coins, a silver or gold polisher can be used. In some cases, baking soda mixed with water is an excellent cleaning solution. To clean the coin, dip a sponge or cloth in the cleaning solution and gently rub the surface of the coin. Make sure to clean every space and corner of the coin, even the tiniest spaces in the engravings. Properly wipe off the cleaning substance used to prevent residue from building up. A jewelry polish can also be used to clean gold and silver coins.
When cleaning challenge coins, always remember to use soft materials such as cotton cloth or polishing cloth. Be gentle in wiping and cleaning off dirt and as much as possible; avoid using a brush as it may leave scratches on the surface of the coin. Never use oil in cleaning the coin. Oil makes dirt stick easier and faster to the coin.
Storing the coin is also important. Store the challenge coins in cabinets or boxes lined with soft materials. Make sure that it is kept in a cool and dry place out of reach of children.