Gold Silver Ingot Mold for Cross Crucible Mold Melting Gold Silver nonferrous Metal Casting Refining Scrap Jewelry Feature: The crucible has good thermal stability, suitable for emergency heat or cold usage condition. Good resistance and impact resistance. Excellent acids resistance and alkalis resistance. The crucible has good thermal conductivity properties,it can greatly shorten the melting for time and saved energy. The ashes of crucible is less than 0.1%,to ensure that the preciou metal in the smelting is not contaminated. It can melt gold, silver, platinum and other preciou metals and other alloys,with long life. for gold and silver melting after the formation of gold and silver pieces can also be used as crucible melting into non-ferrous metals, test analysis, as the ingot mold and other purpose Specification: Material: Color:Black Type:(optional) A Heart B for T Bar C Star D Military Card E for Cross Size More detailed,please see photo Quantity: 1 Pc. Note: Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 1 Pc x Melting Crucible