Cupels for Reliable and Accurate Assay Processes
Cupels play a critical role in the fire assay process, especially in the refining and analysis of precious metals such as gold and silver. At Mechelec, we supply premium-quality cupel made from specially formulated porous materials that absorb lead oxide during cupellation—ensuring high accuracy and minimal contamination.
See how our cupellation process achieves purity with the right cupels
