Explain why a clay once having been fired at an elevated

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1.The thermal conductivity of a single-crystal ceramic specimen is slightly greater than a polycrystalline one of the same material. Why is this so?

2.The thermal conductivity of a plain carbon steel is greater than for a stainless steel. Why is this so?

3.Thick ceramic wares are more likely to crack upon drying than thin wares. Why is this so?

4.Explain why a clay, once having been fired at an elevated temperature, loses its hydroplasticity

Reference no: EM13544567

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