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*Maximum abrasion of 10% for 100 revolutions and maximum of 50% for 500 revolutions
*Maximum abrasion of 10% for 100 revolutions and maximum of 50% for 500 revolutions
Standard specifications for the gradation of aggregates are maintained by ASTM [https://www.astm.org/Standards/D2940.htm ASTM D 2940].
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[[category:materials]]
[[category:materials]]