Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention discloses a high-durability self-compacting lightweight aggregate concrete filled steel tube material, which is prepared from the following components in parts by weight: 997 to 1157 parts of coarse aggregate, 547 to 648 parts of fine aggregate, 321 to 389 parts of cement, 54 to 66 parts of fly ash, 19 to 23 parts of silica fume, 61 to 72 parts of phosphate tailing powder, 32 to 38 parts of efficient anti-cracking expanding agent, 3 to 3.5 parts of water reducing agent and 190 to 210 parts of water, the particle size of the phosphate tailing powder is 5-40 microns, and the density of the phosphate tailing powder is 2.5-3.2 g/cm < 3 >; the invention further discloses a corresponding preparation method. The performance of the novel building material is improved, the technical problems of low shell making efficiency and the like of a traditional preparation process are solved, and secondary utilization of waste materials is realized.
本发明公开了一种高耐久性自密实轻骨料钢管混凝土材料，包括，各组分以重量份计，粗骨料997～1157份，细骨料547～648份，水泥321～389份，粉煤灰54～66份，硅灰19～23份，磷尾矿粉61～72份，高效抗裂膨胀剂32～38份，减水剂3～3.5份，水190～210份；所述磷尾矿粉粒径为5～40μm且密度为2.5～3.2g/cm3；还公开了对应制备方法；提高该新型建筑材料的性能，解决了传统制备工艺的造壳效率低等技术问题，并实现废料的二次利用。
The invention discloses a high-durability self-compacting lightweight aggregate concrete filled steel tube material, which is prepared from the following components in parts by weight: 997 to 1157 parts of coarse aggregate, 547 to 648 parts of fine aggregate, 321 to 389 parts of cement, 54 to 66 parts of fly ash, 19 to 23 parts of silica fume, 61 to 72 parts of phosphate tailing powder, 32 to 38 parts of efficient anti-cracking expanding agent, 3 to 3.5 parts of water reducing agent and 190 to 210 parts of water, the particle size of the phosphate tailing powder is 5-40 microns, and the density of the phosphate tailing powder is 2.5-3.2 g/cm < 3 >; the invention further discloses a corresponding preparation method. The performance of the novel building material is improved, the technical problems of low shell making efficiency and the like of a traditional preparation process are solved, and secondary utilization of waste materials is realized.
本发明公开了一种高耐久性自密实轻骨料钢管混凝土材料，包括，各组分以重量份计，粗骨料997～1157份，细骨料547～648份，水泥321～389份，粉煤灰54～66份，硅灰19～23份，磷尾矿粉61～72份，高效抗裂膨胀剂32～38份，减水剂3～3.5份，水190～210份；所述磷尾矿粉粒径为5～40μm且密度为2.5～3.2g/cm3；还公开了对应制备方法；提高该新型建筑材料的性能，解决了传统制备工艺的造壳效率低等技术问题，并实现废料的二次利用。
High-durability self-compacting lightweight aggregate concrete filled steel tube material and preparation method thereof
一种高耐久性自密实轻骨料钢管混凝土材料及其制备方法
10.12.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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