Metal Casting Molds for Gold/Silver/Copper 2PCS, HOMOMSAE Long Bar & Big Round(1.05-1.53") Ingot Casting Tools for Jewelry Making

Metal Casting Molds for Gold/Silver/Copper 2PCS, HOMOMSAE Long Bar & Big Round Ingot Casting Tools for Jewelry Making

• Premium High-Purity Graphite Material - Made of high-density graphite with excellent thermal stability, this mold resists high temperatures (up to 2000°C). Mold 1(long) size: 4.33" * 3.15" * 0.59", Mold 2(round) size: 4.33" * 4.33" * 0.98"
• High-Temp Graphite Mold for Multi-Bar Casting: The graphite mold is built for extreme conditions, offering exceptional thermal stability to withstand 2000°C, rapid cooling, and strong corrosion resistance against acids and alkalis. Its high thermal conductivity drastically reduces casting time, saving energy while preserving the natural properties of graphite. Ideal for efficiently producing multiple bars at once
• Compact Capacity & Wide Application: Perfect for bench-top metalworking, this graphite mold is your all-in-one tool for smelting common non-ferrous metals like gold, silver, copper, and aluminum. Use it as a crucible for melting or as an ingot mold for casting, ideal for experimental analysis and small-scale projects
• High Strength&Fast Melting: Engineered for performance, this graphite mold delivers outstanding thermal conductivity for faster melting, saving you both time and energy. It is exceptionally durable, with strong resistance to acid, corrosion, and high mechanical strength (89 MPa compression, 48.7 MPa bending), ensuring long-term reliability in demanding conditions
• High-Purity Graphite Material: Made from premium graphite with less than 0.1% ash content, these molds ensure exceptional purity throughout your metal refining process