Aggregate mineral composition and particle size of high strength CGM high-strength non-shrinkage grouting material, the influence of compression ratio (wet maintain 60 d) aggregate mineral composition and particle size/MPa tensile/compressive strength MPafc/FST sandstone aggregate, larger size 25 mm55. 85.20.09 limestone aggregate, larger size 25 mm63. 97.00.11 sandstone aggregate, larger size 10. Mm58 95.90.10