4-Pack 2.2lbs Graphite Ingot Molds(4 x 2 x 1 Inch), High-Purity Casting Molds for Gold, Silver, Copper, Aluminum, and Brass - Heat Resistant Up to 2000 Degrees

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• High-Quality Material: Graphite ingot molds utilize premium graphite that has an ash content below 0.1%, high density, and a fine grain. This combination of qualities guarantees metal purity, durability under high temperatures, and resistance to fracture or deformation
• Thermal Stability: Graphite molds are capable of withstanding rapid temperature changes and extreme heat—even up to 2000°C (3632°F)—while maintaining reliable performance without cracking or deformation
• Effortless Acquisition: The ingot molds is inverted and tapped lightly on the ground to facilitate a smooth and residue-free release of the cast metal ingot
• Wide Application: The 2.2 lb graphite ingot mold is suitable for gold, silver, aluminum, copper, and other non-ferrous metals. It is ideally suited for laboratories, jewelry making, and small foundries or workshops engaged in experimentation and smelting
• Complete Set: This set includes 4 x 1kg graphite ingot molds. Each mold has external dimensions of 4" x 2" x 1" (L x W x H) and internal dimensions of 3.5" x 1.6" x 0.8". They have a capacity of up to 1kg of gold or 530g of silver, with a volume of approximately 2.43 fluid ounces