MMasters 1kg-4 Pieces Premium Graphite Ingot Mold for Metal Casting - High-Purity Material for Gold, Silver, Aluminum, Copper, and Brass - Heat Resistant up to 1800℃/3272℉

MMasters 1kg-4 Pieces Premium Graphite Ingot Mold for Metal Casting - High-Purity Material for Gold, Silver, Aluminum, Copper, and Brass - Heat Resistant up to 1800℃/3272℉

• Size: Outer dimensions: 4 x 1.97 x 0.98 inches (100 x 50 x 25 mm); Inner dimensions: 3.54 x 1.57 x 0.78 inches (90 x 40 x 20 mm). Holds up to 1 kg of gold or 530 g of silver; Volume: 2.43 fl oz
• Premium Graphite：Made from premium graphite with less than 0.1% ash, ensuring metal purity and long-lasting durability under high temperatures, not easy to break or deform
• Versatile Applications: Ideal for melting and analyzing non-ferrous metals like gold, silver, copper, and aluminum; Great for use in laboratories, jewelry making, and small-scale metal processing
• Nice Thermal Conductivity:The material reduces melting time and energy use, withstanding temperatures up to 1800°C (3272°F)
• Effortless Release: Superior self-lubricating properties ensure smooth, residue-free release of cast metal ingots