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Designing a World-Class Downstream Aluminium Plant - Innoval ...

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Can Body Stock – The Challenge of “Earing”<br />

• “Earing”<br />

‣ Anisotropic mechanical properties cau<br />

sed<br />

by crystallographic texture<br />

Ears<br />

• Sheet with “earing” that is out of specification<br />

will<br />

‣ Risk jamming and stoppage of the can<br />

plant line<br />

‣ Result in volume of can being too sma<br />

all<br />

can after re-draw and wall ironing<br />

with severe earing<br />

Commercial-in-Confidence, © <strong>Innoval</strong> Technology Ltd<br />

IP08-006, Slide 13

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