The core catcher – also known as a core melt localisation device or core trap – is designed to catch the molten core material, or corium, of a nuclear reactor in the event of a nuclear meltdown and to prevent it from escaping the containment.
Rosatom said the core catcher delivered for the Generation III+ VVER-1200 plant is 5.8 metres high, 6.1 metres in diameter and weighs 169 tonnes.
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