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Table 1 Basic properties of HE-E buffer materials (Gaus et al. 2014)

From: In-situ experiments on bentonite-based buffer and sealing materials at the Mont Terri rock laboratory (Switzerland)

  Bentonite blocks Granular bentonite Sand/bentonite
Water content (% by mass) 10.34 5.4 4.1
Bulk density (kg/m3), preceding laboratory measurement 1993 1595 1440
Dry density (kg/m3), preceding laboratory measurement 1806 1513 1383
Bulk density (kg/m3), samples prepared as during emplacement   1543 1500