Can Water Based Polyurethane Protect Copper Jewelry? Sealants for Preservation
Water-based polyurethane can be used on copper jewelry, but it may cause tarnishing. Incralac is a better option because it offers UV protection and durability. Consider using oil-based polyurethane for a more effective finish. Always test a small area first to avoid unwanted reactions. Applying water-based polyurethane is straightforward. Users should ensure the copper is … Read more