what is sterlium
Subscribe to RSS Feed. Sterlium Plus is a superior sterling silver alloy that has improved tarnish resistance and maintains a bright white color. Unlike other germanium-based sterling silvers, Sterlium Plus is extremely user-friendly as it is easy to work with for casting as well as fabrication by rolling. Sterlium Plus is firescale free which provides a high luster finish. Sterlium Plus is made in the USA, manufactured with re-defined silver and is exclusively sold through United Precious Metal Refining, Inc. and Stuller, Inc.