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TEST REPORT
Hammer ® - Microsilica D90 / Silica Fume D90
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Consignor:
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Xiamen Bentonite International Corporation
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Consignee:
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******
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Contract No.:
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******
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Description of goods:
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Hammer ® - Microsilica D90 / Silica Fume D90
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Quantity / weight declared:
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******
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Type of packages
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Packed in 900kgs jumbo pp bag with pe liner (2bags on a pallet).
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Means of conveyance:
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Vessel
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Mark & No.:
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Hammer ® - Microsilica D90
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Chemical Composition |
ASTM C1240 |
GB/T 21236: 2007 |
Test results |
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SiO2 |
min. 90.0% |
min. 90.0% |
90.60% |
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Al2O3 |
- |
max. 1.50% |
0.67% |
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Fe2O3 |
- |
max. 2.00% |
0.96% |
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CaO+MgO |
- |
max. 2.00% |
0.90% |
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K2O+Na2O |
- |
max. 2.00% |
0.82% |
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C |
- |
max. 2.00% |
1.02% |
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Cl |
- |
max. 0.10% |
0.09% |
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pH |
- |
4.00 – 8.50 |
6.00 |
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Loss on ignition |
max. 6.00% |
max. 3.00% |
2.16% |
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Moisture content |
max. 3.00% |
max. 2.50% |
1.12% |
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Physical Properties |
ASTM C1240 |
GB/T 21236: 2007 |
Test results |
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Specific surface |
min. 15.0m2/gram |
min. 15.0m2/gram |
15.16m2/gram |
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Bulk density |
- |
550 – 700kgs/m3 |
640kgs/m3 |
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Percent retained on 45μm sieve |
max. 10% |
max. 3.00% |
1.19% |
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Pozzolanic activity index at 7 days |
min. 105% |
- |
105.60% |
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Pozzolanic activity index at 28 days |
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min. 85% |
- |
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Ratio of water demand |
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max. 125% |
102.10% |
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