Features<br> 1、Graphite crucible has good thermal conductivity, can greatly shorten the melting time, saving energy<br> 2、Graphite crucibles have good thermal stability, suitable for emergency or cold conditions of use<br> 3、With excellent corrosion resistance, impact resistance, acid resistance and alkali resistance<br> 4、Can melt gold, silver, platinum and other precious metals and other alloys, long service life<br> 5、It keeps its original natural graphite of various physical and chemical properties<br> Specification<br> Features:<br> Graphite crucible has good thermal conductivity, can greatly shorten the melting time, saving energy.<br> Graphite crucibles have good thermal stability, suitable for emergency or cold conditions of use.<br> With excellent corrosion resistance, impact resistance, acid resistance and alkali resistance.<br> Can melt gold, silver, platinum and other precious metals and other alloys, long service life.<br> It keeps its original natural graphite of various physical and chemical properties.<br> Specification:<br> Material: Graphite<br> Color: Shown As Pictures<br> Options: 1kg, 2kg, 3kg<br> Option Top Diameter (mm) Inner Diameter (mm) Bottom Diameter (mm) Inner Height (mm) Outer Height (mm)<br> 1kg 65 36 50 115 125<br> 2kg 72 44 55 140 155<br> 3kg 75 50 60 150 170<br> Weight: 330 - 465g<br> Type: Jewelry Tools<br> Package List:<br> 1 * Graphite Crucible