ASTM D4543, Test equipment Controls - Controls GroupRock mechanics - Sample preparation equipment: Rock specimen grinding machine. Used to grind and polish rock and concrete specimens, natural stones, ceramic materials, etc. Proposed in two versions: 55-C0201/B standard version in which the radial displacement of the grinding head is motor operated and actuated.grinding rock samples astm,ASTM C1345 - 08 Standard Test Method for Analysis of Total and .1.2 The analysis is performed after an initial drying and grinding sample preparation process, and the results are reported on a dry weight basis. The sample preparation technique used incorporates into the sample any rocks and organic material present in the soil. The method of sample preparation applied differs from.