CGM - 300 high-strength non-shrink grout material is introduced

CGM - 300 CGM high-strength non-shrinkage grouting material last has introduced by - 270 high-strength non-shrink grout material, directly on CGM - here 300 high-strength non-shrinkage grouting material. It is the county of material particle size is less than 4 specific indicators. Initial fluidity is greater than 75 mm, 290 mm, 30 min retention values greater than 260 mm; 3 h vertical expansion rate at 0. 1 to 3. 5%. The expansion of the 24 h and 3 h value difference of 0. 02 ~ 0. 5%; 1 d compressive strength is greater than 20 mpa, 3 d compressive strength is greater than 40 mpa, 28 d compressive strength is greater than 60 mpa; This material for reinforcement corrosion effect and bleeding rate of 0. The above information is for reference only, if you want to reprint, please indicate the source!