Test Plan for ASTM C618 Coal Fly Ash and Raw or Calcined Natural Pozzolans
Testing services for your products and materials
Test Plan for ASTM C618 Coal Fly Ash and Raw or Calcined Natural Pozzolans
Property | Material | ASTM / Method | Details |
---|---|---|---|
Required tests: | |||
Strength Activity Index | Mortar | ASTM C109 | Compressive Strength Test of 2″ Cube Specimens Test compares 7 and 28 day strength of control cubes and cubes replaced with 20% of supplementary cementitious material |
Water Requirement | Mortar | ASTM C109 | Water Requirement for Strength Activity Index Test batches are made to determine amount of water required to create consistency within ±5 of control |
Chemical Constituents | Powder | ASTM C114 | Standard Chemical Testing of Powdered Cementitious Material |
Moisture Content | Powder | ASTM C114 | Moisture Content of Powder Material is dried to constant weight at 110°C. |
Loss on Ignition | Powder | ASTM C114 | Loss on Ignition of Powder Material is dried to constant weight at 750°C. |
Soundness (Autoclave Expansion) | Cement Paste Prisms | ASTM C151 | Autoclave Expansion of Cement Paste Prisms Prisms are made by replacing 20% cement with the supplementary cementitious material being tested. |
Density | Powder | ASTM C188 | Density (Specific Gravity) of Fly Ash or Natural Pozzolan. An alternate test method is ASTM C604. |
Fineness | Powder | ASTM C430 | Fineness of Material When Washed Over a #325 Sieve |
Optional tests: | |||
Drying Shrinkage | Mortar Bars | ASTM C157 | Increase in Drying Shrinkage. Comparison between 3 control bars and 3 test bars. |
Sulfate Resistance | Mortar Bars | ASTM C1012 | Length Change of Mortar Bars Exposed to a Sulfate Solution Mortar bars are cast using the materials of interest. Bars are subsequently immersed in a sulfate solution and intermittent length comparitor readings are performed to determine the effects of sulfate exposure on the mortar. |
Please contact us for technical details and pricing.
You can view our complete listing of accredited standards and more information on supplementary cementitious materials (SCM) testing.