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Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

Challenges for Sustainable Ironmaking at ArcelorMittal - ABM

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Profit /Innov<strong>at</strong>ion<br />

Improve Value-in-use of raw m<strong>at</strong>erials along the supply chain<br />

At <strong>ArcelorMittal</strong> Mines<br />

Reduction of SiO2 content - new upgrading<br />

circuit<br />

Increasing the r<strong>at</strong>io of larger (12.5 x 16.0 mm)<br />

pellets<br />

Elimin<strong>at</strong>ion of pellet sticking - co<strong>at</strong>ing techniques<br />

Increasing reducibility - optimize grinding, coke<br />

breeze addition.<br />

At <strong>ArcelorMittal</strong> Canada DR/EAF plant<br />

Increase reducibility and reduced sticking<br />

index leads to productivity and<br />

metalliz<strong>at</strong>ion increase<br />

Reduced EAF slag weight and Increased<br />

yield<br />

05/10/2008 58

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