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Research & Development of Inorganic Solidified Foam Filling Material for Use in Coal Mines
Abstract:
This research conducted chemical modification of foaming agent KH first, then determined the ratio of ingredients KH: SK: BH: SF: water of the foaming composite as 10:2:1:2:20 through orthogonal experiments, and made tests for relevant properties of samples at the said ingredient ratio and with dry density of 800 kg/m3, 900 kg/m3 and 1000 kg/m3 respectively determined by optimum seeking method via experiments. The test results show that the initial compressive strength of the material and its compressive strength after curing for 28 days are both relatively high.
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209-212
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September 2013
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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