GYPSUM ROCK
BUILDON Gypsum Rock is supplied in various sizes. We have a sophisticated gypsum stone crushing plant capable of producing sized and graded gypsum across the region. With Rich gypsum deposits and expertise of the man power, extensive utilization of its own latest mining equipment, marine & land transport fleet plus trading capabilities inside and outside the country has made possible for us to extend our supply activities into countries situated at the southern coastal region of the Persian Gulf, Africa, and India.
Report of Tests
Chemical Analysis
Test Method: ASTM C 471 / C 471 M
Constituent | Results (% by weight) | |||||||||||||||||||||
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Free Water | 0.21 | |||||||||||||||||||||
Combined Water | 19.3 | |||||||||||||||||||||
Gypsum | 92.2 | |||||||||||||||||||||
Calcium Carbonate (CaCO3) | 3.43 | |||||||||||||||||||||
Magnesium Carbonate (MgCO3) | 2.53 | |||||||||||||||||||||
Colour | White | |||||||||||||||||||||
pH Value (1:5 water extract) | 9.0 |
PARTICLE SIZE DISTRIBUTION OF GYPSUM
Test sieve size (mm) | Percentage (by weight) | |
---|---|---|
Retained | Passing | |
63.0 | 0 | 100 |
50.0 | 3 | 97 |
37.5 | 9 | 88 |
25.0 | 16 | 72 |
19.0 | 9 | 63 |
12.5 | 12 | 51 |
9.5 | 6 | 45 |
6.3 | 8 | 37 |
4.75 | 4 | 33 |
3.35 | 4 | 29 |
2.36 | 3 | 26 |
1.18 | 4 | 22 |
0.600 | 3 | 19 |
0.425 | 2 | 17 |
0.212 | 4 | 13 |
0.150 | 2 | 11 |
0.075 | 4 | 7 |
0.045 | 3 | 4 |