SMRTR Science & EngineeringJul 22, 2026Interesting Engineering

Wontanara: China launches world’s fastest 46,100-ton self-unloader for ore transport

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China has delivered the Wontanara, the world's largest, fastest self-unloading ore carrier, built for Rio Tinto's Simandou project in Guinea. The 46,100-ton vessel transfers ore to offshore ships 71% faster than the previous record.

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