How to clean fine aggregate concrete pump - truemax s blog

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  • What are the Factors Affecting Concrete Pumpability? - The ...

    2 days ago · Therefore the maximum aggregate size should not exceed one-quarter of the pumping pipe diameter and precautions should be taken before using a lightweight and heavy-weight aggregate in concrete. In addition batching and mixing should be carried out accurately and adequately; otherwise the possibility of issues due to concrete pumping may arise.

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  • 8 ESSENTIAL QUALITY REQUIREMENTS OF PUMPED CONCRETE ...

    Mar 21 2016 · Fine aggregates should conform to the requirements given in ASTM C 33 for fine aggregates. In addition for pump systems having lines 6-in. in diameter and smaller 15 to 30 percent of fine aggregate should pass the 300-m (No. 50) sieve and

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