ISRO Mechanical & Aerospace 2011 - Question 35

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Fluidity in casting operation is greatly influenced by

  • A. Melting temperature of molten metal
  • B. Pouring temperature of molten metal
  • C. Finish of the mould
  • D. Carbon content of molten metal

Answer: B. Pouring temperature of molten metal

Explanation: Higher superheat (pouring temp above melting point) increases fluidity significantly by delaying solidification.

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