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JIS A 5031 “Melt-solidified slag aggregate for concrete”
Coverage: Precast concrete
Coarse aggregate (MG20-05, MG20-15, MG15-05) Fine aggregate (MS5, MS2.5, MS1.2, MS5-0.3)
Quality General
Environmental Safety Quality (Leaching and Content)
Chemical composition (CaO, S, SO3, Fe)
Expansiveness
Physical properties (Density, Water absorption, Stability, Solid content, and Amount of minute grain)
Alkali silica reactiveness
Granularity and fineness modulus Pop out
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