How to maintain the European copper ornaments
The copper finish with a protective layer on the surface is generally not required to be maintained. It is strictly forbidden to scrub with force to prevent sharp objects from scratching the surface of the copper jewelry.
Dust and stains on the copper ornaments with the protective layer on the surface can be wiped with soft water and soft water with a soft cloth. Do not touch solvents and corrosive chemicals.
It is strictly forbidden to use glass glue to bond copper jewelry. Because the glass is glued with acidic turbid substances, the protective layer on the copper surface is destroyed, and the copper jewelry is quickly blackened. Glue, sealant or other neutral glue can be used immediately when it is necessary to bond.
For steel jewelry that is often touched and rubbed by hand, copper handrails, railings, stepping feet, copper decorative beading, etc., generally after polishing, no longer the surface treatment of the air intake, usually rubbing copper oil for rubbing maintenance. The specific method is: first pour the copper oil on the towel, rub it on the copper jewelry to be rubbed--over, then wipe off the oil with a towel, and then wipe it again with a clean soft cloth (protective layer on the surface) The copper jewelry cannot be rubbed as described above). Copper products are collectively referred to as daily necessities and industrial products processed from pure copper or copper alloy. Copper is a tough, soft, ductile purple-red and shiny metal. 1 gram of copper can be drawn into 3,000-meter-long filaments or pressed into more than 10 square meters of almost transparent copper foil. Pure copper has high electrical and thermal conductivity, second only to silver.