High Temperature Fire Assay Magnesium Cupels 6A 7A 8A 9 11
Premium-grade magnesium oxide cupels designed for precise fire assay analysis. High-density material ensures minimal slag absorption and superior resistance to thermal shock. Precision-molded for consistent porosity, optimizing metal recovery in gold, silver, and platinum testing. Ideal for laboratories, mining operations, and metallurgical facilities requiring reliable flux containment. Compatible with cupellation furnaces up to 1100°C. Smooth interior surface reduces precious metal adhesion, maximizing yield. Available in multiple sizes (6A, 7A, 8A, 9, 11) to fit standard assay setups. Bulk pricing for cost-efficient large-scale procurement. Globally sourced, rigorously tested, and shipped for immediate industrial use.