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Which plaster is used in gold investment casting?

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What kind of components are fabricated from the superalloys, and what are their roles?

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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 turbineblades etc. When both are used in the lost-wax method?

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we have many gas turbine blades, during the shot blasting process some of shots entrapeed in the cooling hole of blades..how can we remove the shots entrapped in holes????

1 Answers  

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State some precautions to be taken in case of powder metallurgy?

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what are the causes of scaling in cast iron, after subjecting it to annealing process.

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Explain a silver and deming drill brit?

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what are different grades of mild steel available for making machine structure (housing)

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what is the hardness of ohns before heat treatment process and hardness of en series before heat treatment process

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What is hardest cutting tool material?

0 Answers   NIC,

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carnot cycle has maximum efficiency for ?

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Why duplex or super duplex stainless steels are welded with low heat input type electrode?

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