天津建筑材料科研所最近研制成功高强灌浆材料，它是一种微膨胀、高流动度、早强高强的水泥灌浆材料，具有水灰比小、砂浆和易性好、黏结强度高、抗油渗、耐腐蚀等特点，适用于钢筋混凝土基础内部压力灌浆、预制楼板和构件的灌浆或黏结、复杂形状和小间距的灌浆加固、预填集料 Tianjin Institute of Building Materials Science and Technology recently developed a high-strength grouting material, which is a small-bulk, high-flow, early-strength, and high-strength cement grouting material with a small water-cement ratio, good mortar, good bond strength, and high oil resistance. , corrosion resistance and other characteristics, suitable for internal pressure grouting of reinforced concrete foundations, grouting or bonding of prefabricated floor slabs and components, grouting reinforcement with complex shapes and small spacings, pre-filled aggregates