FREQUENTLY ASKED QUESTIONS

  • Can UF be pumped?

    Yes, in tests conducted by ChemGrout Inc., UltraFlow 4000/8 received the highest rating for pumpability of a cementitious grout and is approved for pumping distances up to 200 feet.

  • What is the min./max. thickness for UF?

    UltraFlow 4000/8 can be applied from 1/2 inch to 2 inches thick. For thicker grouting applications, consult with your local CTS Cement representative or contact our technical service department for further assistance.

  • Can UF be extended with aggregate?

    Consult with your local CTS Cement representative or contact our technical service department prior to installation. In proper conditions, clean washed 3/8 inch pea gravel may be added for pours over 2 inches. Additional dry materials (cement, sand, additives, or admixtures) should not be added.

  • Does UF need to be cured and if so, how?

    Yes, UltraFlow 4000/8 must be wet cured for at least 3 hours or until final set is reached. After form removal, UltraFlow 4000/8 should be coated with a performance grade curing compound.