Physics, asked by nihal7048, 1 year ago

Why porosity cannot be eliminated completely in powder metallurgy?

Answers

Answered by singhmahesh140
0
It is not possible to completely eliminate the porosity because voids cannot be completely closed by compaction and because gases evolve during sintering. Porosity is an important .
Answered by Aaradhyamishra2012
0

Typical examples of such article or products are grinding wheels, filament wire, magnets, welding rods, tungsten carbide cutting tools, self-lubricating bearings electrical contacts and turbines blades having high temperature strength.

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