What can ensure the correct volume of admixture in the batch?

The correct volume of admixture in a concrete batch is best ensured by using precision equipment. Precision equipment, such as calibrated dispensers or scales specifically designed for measuring liquid and solid materials, allows for accurate measurement of the admixture volume. This accuracy is crucial in maintaining the integrity of the concrete mix, as even small deviations in admixture quantities can significantly affect performance characteristics such as workability, strength, and durability of the final product.

In contrast, methods such as manual counting or visual inspection do not provide the same level of accuracy and can lead to inconsistencies. Manual counting may introduce errors due to human factors, such as forgetting to account for a component or miscalculating the amount added. Visual inspections also rely on subjective judgment, which can vary from person to person and is not reliable for quantifying exact volumes. Rough estimates are, by definition, imprecise and can greatly compromise the quality and consistency of the concrete mix. Using precision equipment minimizes variability and maximizes the reliability of the results, thus ensuring that the correct volume of admixtures is used in the batching process.