5 LBS Manganese Dioxide

Manganese Dioxide (MnO2) is an essential assaying flux for melting and smelting precious metals. This 5 lb package delivers consistent performance for refining, gold recovery from black sands, and bench grinds. With a stable composition, MnO2 supports predictable results even in demanding assay work and hobbyist applications alike.

Use on its own or as an ingredient in flux blends to optimize outcomes in your precious metal workflow. MnO2 helps control slag formation and improves melting efficiency, making it a staple in both lab and field refining. Its reliable performance simplifies your process and reduces guesswork, whether you’re refining gold dore or processing concentrates.

• Ideal for refining and smelting applications
• Supports gold recovery from black sands
• Effective in bench grinding and assay work
• Can be used as a standalone flux or as a flux thinner
• 5 lb convenient packaging for steady supply

Enhance your refining workflow with reliable manganese dioxide—add this 5 lb package to your toolkit today and experience consistent results.