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Furnaces for Precious Metals

Furnaces for Precious Metals
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Furnaces for Precious Metals Furnaces for Precious Metals Ideal for Smeltin g Assayin & g

Cupellation Furnaces – for the assay of precious metals Carbolite Gero cupellation furnaces are designed for testing using the cupellation, or fire assay test, method to ISO 11426:2014, a standard test method used to determine their purity. The test method produces hazardous vapours. When used within a suitable fume management system, the cupellation furnaces are designed to handle the vapours without exposing the operator to these hazards. The design of the cupellation furnace range ensures protection from the corrosive environment which would damage a conventional furnace. Standard...

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Crucible Furnaces – for the smelting of precious metal The Carbolite Gero range of robust top loading crucible furnaces are specifically designed for the smelting of precious metals and have gained in international reputation for close temperature uniformity, low heat loss and maximum fume control. The furnaces are robustly constructed from heavy gauge hollow steel section and zinc coated sheet steel panels. Silicon carbide heating elements surround the chamber sides and are protected by silicon carbide tiles. The hearth is constructed from refractory bricks and silicon carbide tiles. The...

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Recycling and assessing precious metals Global demand for precious metals continues to soar, whether for jewellery or for use in industrial applications. While gold and silver have been used for thousands of years in jewellery, more recently precious metals are performing useful and specialist functions in chemical processes, electronics manufacturing, aerospace and automotive systems, eg catalytic converters. Carbolite Gero equipment is used throughout the world both for recycling these relatively rare commodities and for assessing their purity. Two key processes in the precious metals...

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