Testing of industrial products - Aggregates for construction

Materials used in the cross-testing experiments on the Magnesium Sulfate test

Table 1. Materials used in the cross-testing experiment on the Magnesium Sulfate test.
Level 1Level 2Level 3
Aggregate Igneous rockQuartz porphyryJurassic Limestone
Size 8/16 mm8/16 mm8/16 mm

Table 2. Laboratory samples, test portions and test specimens.
Level 1Level 2Level 3
Number of laboratory samples per laboratory 111
Laboratory sample mass 2 kg2 kg2 kg
Number of test results per laboratory sample 222
Number of test specimens per test result 222
Test specimen mass 425 g425 g425 g