HYDRAULIC BINDER COMPOSITION WITH VERY LOW SHRINKAGE

作者: Gong Bill , Baalbaki Moussa , Babayan David , Matthes Winnie

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摘要: A hydraulic binder composition for producing a very low-shrinkage concrete, comprising ordinary Portland cement, optionally supplementary cementitious material and an expanding agent, characterized in that the agent is calcium oxide, wherein - oxide has particle size distribution by residue of at least 6 wt.-% on 45 µm mesh sieve, and/or reactivity conductivity < 11 mS/cm when dissolved water, average temperature increase 0,5°C/min during first 15 minutes after addition into 10°C 5 water.