Class G oil well cement Specifications:
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 Content: 0.75%Max;
C4AF+2 multiple of C3A: 24% Max;
Water of Mixing(percentage of total cement): 44%;
Free Liquid: 5.9%Max;
Compressive Strength(8h,38 Centigrade, normal compressive): 2.1MPa Min;
Compressive Strength(8h,60 Centigrade, normal compressive): 10.3MPa Min;
Consistency(15-30minutes): 30Bc Max;
Thickening Time: 90- 120 minutes.
