Why was etching needed to bring out the grain boundaries?
My answer:
Is it for the light to bounce back?
2 answers
You need to provide us information on what you were doing.
Re crystallization of Brass.
we did the Rockwell Hardness test on a metal sample and then we took the metal sample to be seen under a microscope to see if there were any crystal twinning.
This is why we etched the metal but I can not understand why we etched it.
we did the Rockwell Hardness test on a metal sample and then we took the metal sample to be seen under a microscope to see if there were any crystal twinning.
This is why we etched the metal but I can not understand why we etched it.
1 answer