Los Angeles LA Abrasion Test of Coarse Aggregate Purpose of ASTM C131 This post describes the procedure of ASTM C131 to determine the resistance of coarse aggregate smaller than 37.5 mm in size to abrasion,
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Specific Gravity and Absorption of Fine Aggregate In this article, we discuss the methodology and test procedure described in ASTM C128 to conduct the experiment related to the specific gravity and absorption of fine aggregate.
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In this article, the Rebound Test (schmidt hammer test) is outlined. The Swiss engineer Ernst Schmidt, first developed a practicable rebound test hammer in the late 1940s, amd modern versions are based on this. Figure 1 shows the
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