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1. Quality standard : GB175-92
2. Characteristics : with a form of powder ,cement can change from plastic slurry into rigid stony solid, after mixed with water , as a result of physical and chemical processes.
3. Users : cement can be applied to industrial and civil buildings, irrigation works and national defence works, etc.
No |
Item |
Indices |
No |
Items |
Indices |
1 |
MgO |
3.19% |
7 |
Compressive Strength/MPa |
|
2 |
SiO3 |
2.42% |
3 Days |
26.0 |
|
3 |
Loss on ignition |
≤3.5% |
28 Days |
52.5 |
|
4 |
Fineness(passing 0.08mm seive) |
98.00% |
8 |
Bending Strength/Mpa |
|
5 |
Soundness |
passed |
3 Days |
5.0 |
|
6 |
Setting Time |
28 Days |
7.0 |
||
Initial Time |
150 minutes |
||||
Final Time |
280 minutes |
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