Raw materials & production
Nearly 50 percent of the raw materials used are mined at the Group's own deposits. RHI operates mines in Austria, Italy, Turkey and China. Products and systems are manufactured at modern refractory plants on 4 continents.
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| Blast in open-cast mining | "Mundloch" (entrance underground mining) |
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| Underground mining of raw magnesite | Sinter production (rotary kiln) |
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| Refractories production: press | Refractories production: tunnel kiln |
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| Refractories production: setting robot | Construction and inspection of a glass tank |
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| Open-cast mining | |
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