Non-stick pan for metal melting, long service life, no loss of material. Features: Excellent thermal stability: suitable for heating and cooling conditions associated with graphite crucible use. High corrosion resistance and impact resistance, ensuring reliable product quality. Resistant to strong acids and strong alkalis. Superior heat transfer performance: significantly reduces melting time and saves energy. Good resistance to thermal shock and quenching. Long service life. Specifications: Main Material: Graphite Load Capacity: 1KG / 2KG / 3KG (optional) Crucible Inner Diameter: 1kg: 38mm; 2kg: 44mm; 3kg: 50mm Crucible Outer Diameter: 1kg: 50mm; 2kg: 55mm; 3kg: 60mm Large Ring Outer Diameter: 1kg: 65mm; 2kg: 72mm; 3kg: 75mm Inner Height: 1kg: 115mm; 2kg: 140mm; 3kg: 150mm Outer Height: 1kg: 125mm; 2kg: 155mm; 3kg: 170mm Item Weight: 1kg: 140g / 4.9oz; 2kg: 330g / 11.6oz; 3kg: 360g / 12.7oz Package Size: 1kg: 15 * 10 * 10cm / 5.9 * 3.9 * 3.9in; 2kg: 17.5 * 10 * 10cm / 6.9 * 3.9 * 3.9in; 3kg: 20 * 10 * 10cm / 7.9 * 3.9 * 3.9in Package Weight: 1kg: 310g / 10.9oz; 2kg: 405g / 14.3oz; 3kg: 445g / 15.7oz Packing List: 1 * Graphite Crucible