Temper The addition of water to the cement mix whether at the batch plant, during transit or at the jobsite to achieve the specified water to cement ratio
Water-Cement Ratio The ratio of the amount of water, exclusive of that absorbed by the aggregates, to the amount of cement in a concrete mix. The water-cement ration will impact the slump and strength of the concrete.
Yield The amount of concrete produced by a given combination of materials, the total weight of ingredients divided by the unit weight of the freshly mixed concrete; also, The cubic test of concrete produced per sack of cement; also, the number of product units, such as block, produced per batch of concrete or sack of cement
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