Table 6 Test items and methods (Mortar) (ASTM International 2006, 2012, 2013, 2013, 2014 ).
From: Evaluation on the Surface Modification of Recycled Fine Aggregates in Aqueous H2SiF6 Solution
Items | Fine aggregates | Conditions | Number of measurement | Standard |
|---|---|---|---|---|
Setting time | NFA, RFA, Modified RFA | Initiation and termination | More than twice each | ASTM C 191 |
Flow | NFA, RFA, Modified RFA | – | More than twice each | ASTM C 230 |
Compressive strength, flexural strength | NFA, RFA, Modified RFA | Age of 3, 7, and 28 days | More than three times Each | ASTM C 109 |