Relative Density and Fineness Test Report
Here are reports of fly ash relative density and fineness tests conducted by Opus International Consultants along with the AS 3582.1-1988 definition of grades of fineness
AS 3582.1-1988 Definition of grades of fineness
| Grade | Definition |
| fine | minimum 75% passing 45 micron sieve |
| medium | minimum 65% passing 45 micron sieve |
| coarse | minimum 55% passing 45 micron sieve |
Fern Cement Fly Ash Test Results
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| Date Received | Test Type | Test Result | Test Method |
| 05/03/2001 | Relative density | 2.58 | AS 3583.5 - 1991 |
| 05/03/2001 | Fineness (%passing 45 micron sieve) | 80% | AS 3583.1 - 1998 |
The fineness result exceeds AS 3583.1 - 1998 fine grade of fineness.
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