The furnaces are roaring 24 hours a day at the Argor-Heraeus refinery in southern Switzerland, punctuated by the occasional plunk of a freshly poured gold bar falling out of its mould.
The refinery has never been busier, according to co-chief executive Robin Kolvenbach, and the foundry has been working around the clock since December to keep up with massive demand for 1kg gold bars in New York.
“Demand has increased quite a bit,” said Kolvenbach. “Typically a period of peak demand would last for one or two weeks. But peak demand like we have at the moment, which has lasted more than three months, it is quite unusual.”
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