High-purity graphite melting crucible. Features: Graphite crucible has good thermal stability, suitable for emergency hot or cold use conditions Good corrosion resistance and impact resistance Excellent acid and alkali resistance Graphite crucible has good thermal conductivity, which can greatly shorten the melting time and save The ash content of the energy graphite crucible is less than 0.1%, which ensures that the precious metals in the smelting process are not polluted, and can smelt precious metals such as gold, silver, platinum and other alloys, and have a long service life. Specifications: Material: Graphite. Model: Silicone Mold Material: Other Jewelry Tools and Equipment Type: Mold Item Type: Jewelry Tools and Equipment Package Contents: 1 Graphite Melting Crucible. Note: Light shooting and different monitors may cause the color of the item in the picture to be slightly different from the actual item. Measurement tolerance is +/- 1-3 cm. .We are an international seller and your order will be shipped from abroad, so please allow at least 14 business days as necessary depending on your shipping location due to ongoing delays in postal delivery worldwide. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store