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The technology used to manufacture this product is ‘Patent Pending’.
Characteristics | IS: 8042. 2015 Requirement | Specifications | Typical Range |
---|---|---|---|
CHEMICAL | |||
a. Insoluble Residue % | Max. 4.0 | Max. 2.0 | 1.0 - 1.6 |
b. Iron Oxide % | Max. 1.0 | Max. 0.34 | 0.28 - 0.34 |
c. Magnesium Oxide % | Max. 6.0 | Max. 5.0 | 3.5 - 5.0 |
d. Sulphur Trioxide % | Max. 3.5 | Max. 3.5 | 2.7 - 3.3 |
e. Lime Saturation Factor | 0.66 - 1.02 | Min. 0.86 | 0.86 - 0.92 |
f. Loss on Ignition % | Max. 7.0 | Max. 5.5 | 3.5 - 5.5 |
PHYSICAL | |||
a. Degree of Whiteness% | |||
ISI Scale | Min. 70 | Min. 82 | 82 - 85 |
Hunters Scale | - | Min. 90 | 90 - 92 |
b. Fineness, (Blaine) m2/kg (Specific Surface) | Min. 225 | 330 | 330 - 360 |
c. Setting Time (Minutes) | |||
1. Initial | Min. 30 | Min. 80 | 80 - 100 |
2. Final | Max. 600 | Max. 150 | 120 - 150 |
d. Soundness | |||
1. Le-Chateliers Method (mm) | Max. 10 | Max. 2.0 | 1.0 - 2.0 |
2. Autoclave Expansion % | Max. 0.8 | Max. 0.2 | 0.08 - 0.2 |
e. Compressive Strength (Mpa) | |||
(Cement and Std. Sand Mortar 1:3) | |||
3 days 72 ± 1hr | Min. 16.0 | Min. 35 | 35 - 40 |
7 days 168 ± 2hr | Min. 22.0 | Min. 45 | 45 - 50 |
28 days 672 ± 4hr | Min. 33.0 | Min. 55 | 55 - 60 |
f. Retention on 63 micron sieve % | - | Max. 3.0 | 0.6 - 3.00 |