product description
Graphite molds for gold ingot have become an important application tool in the precious metal refining industry. In high-temperature casting scenarios, graphite molds can withstand the temperature of molten gold without deformation due to their melting point of up to 3650℃, thus ensuring stability during the ingot casting process. At the same time, the high thermal conductivity of the graphite molds can quickly extract the heat of the gold solution, allowing the casting to cool evenly inside and outside, reducing defects such as shrinkage cavities and cracks, and ensuring that the internal structure of the gold ingot is dense and high in purity.
Compared with metal molds, the good self-lubrication of graphite molds makes their demoulding performance more outstanding. Its use makes the gold cooling and demoulding without adhesion, and ingots with smooth surfaces can be obtained without the use of a demoulding agent, eliminating the subsequent polishing process, significantly improving production efficiency and reducing processing losses.
In addition, graphite molds are reusable, and their high temperature resistance and oxidation resistance extend the life of the mold. In the long run, graphite molds have better economic benefits. At the same time, graphite mold processing and customization are more flexible. It can achieve diversified designs through precision processing to meet the customization needs of different gold ingot specifications, especially suitable for small batch and multi-variety production.




product details

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packing and shipping
PACKAGE:
Veneer cases or wooden cases or according to customers' requirement.
DELIVERY TIME:
3-20 days after confirming order,detail delivery date should be decided according to
production season and order quantity.


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