This video explains the main functions and practical uses of FH 1.4849 High-Temp Unfinished Heat Treatment Trays in a clear, step-by-step format. You'll see how these custom-designed trays are engineered for optimal charge-to-weight ratios and material selection for specific thermal processes like nitriding. We demonstrate various production methods including lost foam and precision casting, and show how these trays integrate with major furnace brands worldwide.