Specification: Includes 2 pieces of ingot moulds in the same sizes Material: Graphite ingot molds are made from high density fine grain graphite, 99.95% Graphite. Ash content less than 0.1%. Better for Refining than Silicon Carbide Graphite Crucibles. Well-made: The smooth cavity finish of the graphite ingot mold makes the ingot very easy to remove without sticking to the mold itself. Wide Application: The graphite ingot mold receives liquid metal of precious metals and other types of metals, such as gold, silver, metal, aluminum, copper, brass, zinc and so on, and conserves them until they are solidified. Extremely Durable: Great alkali resistance and corrosion, super acid and impact resistance. Colour:black Material:graphite type: 2-1kg Size:90 x 40 x 20mm Package Contents: 2 x graphite molds for casting Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.