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Keywords: expansive pressure
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Proceedings Papers

Paper presented at the ISRM International Symposium - 5th Asian Rock Mechanics Symposium, November 24–26, 2008
Paper Number: ISRM-ARMS5-2008-178
... that the soundless cracking agent has a fast reaction velocity, big expansive pressure. And the testing results reveal that its reaction velocity and expansive pressure strength are associated with proportion of water to cement. Finally, it was applied to crack rock in hard-rock tunnel in high gas coal mine...

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