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The strong anisotropy exhibited in _________ under deformed condition is a disadvantage when it comes to foundry applications.

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in Foundry and Forging by (115k points)
The strong anisotropy exhibited in _________ under deformed condition is a disadvantage when it comes to foundry applications.

(a) Zinc

(b) Iron

(c) Aluminium

(d) Steel

The question was asked in exam.

This intriguing question comes from Materials used for Patterns in division Casting Processes of Foundry and Forging

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Right choice is (a) Zinc

Easy explanation: Zinc shows lack of dimensional stability under the aging condition and is susceptible to intergranular corrosion. Hence it cannot be used widely in foundry applications.

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