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Specification For Portland Cement

 

Specification for Portland Cement

Ten types of Portland Cement as per ASTM C-150

1. Type I—For use when the special properties specified for any other type are not required.

2. Type IA—Air-entraining cement for the same uses as Type I, where air-entrainment is desired.

3. Type II—For general use, more especially when moderate sulfate resistance is desired.

4. Type IIA—Air-entraining cement for the same uses as Type II, where air-entrainment is desired.

5. Type II(MH)—For general use, more especially when moderate heat of hydration and moderate sulfate resistance is desired.

6. Type II(MH)A—Air-entraining cement for the same uses as Type II(MH), where air-entrainment is desired.

7. Type III—For use when high early strength is desired.

8. Type IIIA—Air-entraining cement for the same use as Type III, where air-entrainment is desired.

9. Type IV—For use when a low heat of hydration is desired.

10. Type V—For use when high sulfate resistance is desired.

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