Define what is the difference between plaster used in gold investment casting and ceramic used in the process of investment casting of automobile engine parts and turbine blades etc. When both are used in the lost-wax method?

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what is meant by hardening ability of metals?

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What is investment casting?

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Are the grain boundaries a continuation of regular lattice structure from one grain to another? Explain.

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What is the Equivalent for 9.81 kgf= ?

0 Answers   NIC,

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Does the extrusion process for a355 and a356 alloy have any impact on the impact energy?

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Why do the Gamma Prime and Gamma Double Prime phases play such an important role in promoting strength in the superalloys?

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A plain carbon steel contains 45 wt% of proeutectoid ferrite. What is its average carbon content in weight percent? I know that you need to use a tie line in the phasediagram, but my book does not really give a good example to go by?

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How do you express pitch of gears?

0 Answers   Essar,

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What is the critical speed of shaft?

0 Answers   Essar,

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What is chemical composition and mechanical properties of IS 2004,Gr-3 and IS 305 AB-2?

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What is a master gauge ?

0 Answers   Essar,

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