| Class G Oil Well Cement,type HSR |
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| Publish Date | 2009 / 08 / 20 |
| Expiry Date | 2010 / 08 / 20 |
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| Class G Oil Well Cement,type HSR |
Shenzhen Chenggong Trade Co.,Ltd. supply Class G Oil Well Cement type HSR regularly.
Products comply with China GB standard and USA API Spec. 10A.
Specification:
a, Chemical Content:
MgO: 6.0%Max;
SO3: 3.0%Max;
Loss On Ignition: 3.0%Max;
C3S: 48%-65%;
C3A: 3.0%Max;
Total Alkali (Na2O): 0.75%Max;
Insoluble Residue: 0.75%Max;
C4AF+2C3A: 24% Max;
b,Physical Index(W/C ratio: 44%):
Free Water (Max): 5.9%Max;
Compressive Strength (8 hour curing time, 38 Deg. C, normal compressive): 2.1MPa Min;
Compressive Strength (8 hour curing time, 60 Deg. C, normal compressive): 10.3MPa Min;
Consistency (project 5, 52 Deg. C, 35.6Mpa, 15-30minutes): 30Be Max;
Thickening Time (project 5, 52 Deg. C, 35.6MPa): 90min Min, 120min Max.
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