Our graphite disc, crucibles, and evaporation dish are essential tools for laboratory smelting applications. Crafted from graphite, these products ensure excellent thermal conductivity and resistance to high temperatures. Ideal for melting and refining metal, they provide reliable performance in various industrial and scientific settings. Features -Color:Black -Material:Graphite -Size:4.70X4.70X3.80cm/1.85X1.85X1.49in(outer diameter) -Size:4.10X4.10X3.50cm/1.61X1.61X1.38in(inside diameter) -High purity material: made from highpurity graphite, ensuring excellent corrosion resistance and hightemperature stability for reliable performance in various applications -Precision engineering: manufactured with precision machining techniques to ensure accurate dimensions and extended product lifespan, making it a dependable choice for your needs -Thermal conductivity: offers exceptional thermal conductivity, significantly enhancing production efficiency by ensuring even heat distribution during melting and refining processes -Versatile application: ideal for experiments and smelting of nonferrous metal such as silver, copper, and aluminum, providing versatility for various laboratory and industrial uses -Special design: the graphite evaporation dish features a unique design to prevent sample evaporation and splashing, ensuring accurate and reliable experimental results Package list: 1 x graphite crucibles