ltem description from the seller
Material: Primary - Purity:925 Material: Primary:Sterling Silver Product Type:Finding Material: Primary - Color:White Finding Type:Mill Product Melt Temp:1650 Melt Temp U/M:øF Flow Temp:1724 Flow Temp U/M:øF Cast Temp U/M:øF Cast Temp:1850 - 2100 Flow Temp 2:1490 Flow Temp 2 U/M:øF Flask Temp:950 - 1050 Flask Temp U/M:øF Annealing Temp:1200 Annealing Temp U/M:øF Solder Recommended:H8-80 Specific Gravity:10.1 Density:5.31 Density U/M:Troy oz Vickers Hardness-HV:65 Quench:2