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Keywords: testing apparatus
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Proceedings Papers

Paper presented at the 11th ISRM Congress, July 9–13, 2007
Paper Number: ISRM-11CONGRESS-2007-039
... ABSTRACT In order to study the dynamic behavior of rock support elements, a dropweight test apparatus located at CANMETMMSL research laboratory was used. The test structure, used in the present study, allows for a maximal drop height of 1.5m and a drop weight of 1.5 ton. It is instrumented...
Proceedings Papers

Paper presented at the 5th ISRM Congress, April 10–15, 1983
Paper Number: ISRM-5CONGRESS-1983-194
... of the relationship between impact energy using the testing apparatus of Fig. 2 and the increased surface area of sample. Based on these test results, if it is assumed that energy required for impact crushing is proportional to the n-th power of increased surface area ΔS, Eq. (1) will hold true. ii) Testing...

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