Determine the astm grain size number for the polycrystalline

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Reference no: EM131190178

Alumina is the most widely used ceramic material. Determine the ASTM grain size number for the polycrystalline alumina sample shown in Figure 4-25.
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Figure 4-25 Microstructure of an alumina ceramic. (Courtesy of Dr. Richard McAfee and Dr. Ian Nettle ship.)

Reference no: EM131190178

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