The graphite crucible is for melting metals such as gold, silver, and other precious materials. Its high thermal resistance and nature ensure that your materials remain pure. The smooth surface of the crucible allows for easy pouring and minimal residue, making it a reliable choice for jewelers and metalworkers. Features -Color:Black -Material:Graphite -Size:5.00X5.00X3.00cm/1.97X1.97X1.18in (Outer diameter) -Size:4.00X4.00X2.50cm/1.57X1.57X0.98in (Inner diameter) -Graphite crucible bowl: constructed from graphite, this crucible is highly resistant to , making it suitable for use with a wide range of metals and chemicals -Stability: the crucible's stability ensures it can withstand extreme heat without degrading, making it for metal melting and casting applications -Enhanced efficiency: with excellent thermal conductivity, this graphite crucible improves production efficiency by ensuring rapid and even heating of metals -Easy maintenance: the smooth surface of the graphite material allows for easy cleaning, reducing maintenance time and effort while the crucible's lifespan -Accurate results: the designed graphite evaporation dish minimizes sample loss due to evaporation or splashing, ensuring precise and reliable experimental Package list: 2 x Clay Graphite Crucible Foundry Cup