Test Detail

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Name: ASTM C 142 Clay Lumps and Friable Particles in Aggregate
Test Designation: ASTM C142 Clay Lumps and Friable Particles
TestID: 630
Sample Type: Aggregates - coarse and fine
Use: Used to determine the approximate amount of clay lumps and friable particles in aggregates. This test is a requirement of ASTM C33.
Turnaround Time: Results are usually available within 6 working days.
Results Produced: Percent of clay lumps and friable particles in fine aggregate or in the individual sizes of coarse aggregate.
Instructions: Submit a minimum of 5 lbs. of sand and/or a minimum of 20 lbs. of coarse aggregate.
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Alternate Tests: ASTM C295 - Petrographic Examination of Aggregates for Concrete
Related Tests: ASTM C117, ASTM C33, ASTM D77