Study on a Type of Environment-Friendly Underground Wet Shotcrete Support Materials

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Abstract:

Most underground permanent roadways of coal mines need maintenance because of long service. Through selecting the proper ratio of fly ash, cement, water, and right amount of sodium silicate additives, the author made high content of fly ash cement wet shotcrete materials, and tested their main physical properties, mechanical properties and technical performance, a type of environment-friendly underground wet shotcrete is developed.

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Periodical:

Advanced Materials Research (Volumes 557-559)

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1103-1108

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Online since:

July 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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