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Metallic instrument used to compact ground.
Powder formed by fine particles of a mixture of limestone,clay, etc. in convenient proportions. Under these circumstances, this meal is ready for clinker production after its calcination in the kiln.
Concrete dosed and mixed outside the construction site, delivered in a freshed and unhardened state.
Process for weighting or measuring concrete constituents in a volumetric way (sand, gravel, cement and water) and then putting them into the mixer.
Test performed by hitting surfaces of hardened concrete, with a heavy pendulum or hammer actioned by a spring with a measurement element that signals the rebound percentage. This percentage is an indicator for concrete resistance.
Concrete with reinforcement iron intended for structural elements (beams, slabs, columns, etc.). Reinforced concrete sustains tensile stresses.
New addition of water and remixing of concrete which has started to stiffen and become rough.
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