Effect of Impurity Content on Elastic Modulus and Poisson Ratio of Salt Rock

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Abstract:

The basic features of salt rock in China are as follows: thickness single layer, more layered distribution and impurities and others. The unstable mechanical parameters are caused by the different types and content of minerals in natural salt rock. Elastic modulus and Poisson ratio of natural samples from certain northern area in China which are compressed under different confining pressure is then analysed with the impurity content to get the relationship between them. Comparing the experimental values with the predicted calculated by Mori-Tanaka method, a linear estimation formula is proposed for the prediction of mechanical parameters suitable for practical engineering applications in this area.

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467-470

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October 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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