Min. Order Reference FOB Price
10 Pieces US$0.40-1.00 / Piece
Product Description
Different specifications gold and silver Assay Crucible with OVER 5 TIMES melting MGO MAGNESIA FIRE ASSAY CUPEL 6A 7A 8A Usage 1. Long Lasting, can be used many times 2. High mechanical strength designed to withstand severe thermal Shocks 3. Special formula, curing and pressing process 4. ...