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A platform for research: civil engineering, architecture and urbanism
Applications of slag separation iron tailings in concrete
The invention provides applications of slag separation iron tailings in concrete, wherein the concrete comprises, by weight, 380 parts of cement, 50-70 parts of mineral powder, 120-280 parts of slag separation iron tailings, 1250 parts of stones and 400-545 parts of sand, wherein the particle size of the slag separation iron tailings is 0.1-0.5 mm, the slag separation iron tailings are obtained byactivating with a strong alkali under the condition that the pH value is greater than or equal to 10, the activation temperature is 20-85 DEG C, and the activation time is 5 hours.
本发明提供了渣选铁尾矿在混凝土中的应用；混凝土包括水泥、矿粉、渣选铁尾矿、石子、砂；重量组分分别为水泥380、矿粉50～70、渣选铁尾矿120～280、石子1250、砂400～545；渣选铁尾矿的粒径为0.1～0.5mm，通过强碱在pH≥10条件下活化处理得到，活化温度为20～85℃，时间为5h。
Applications of slag separation iron tailings in concrete
The invention provides applications of slag separation iron tailings in concrete, wherein the concrete comprises, by weight, 380 parts of cement, 50-70 parts of mineral powder, 120-280 parts of slag separation iron tailings, 1250 parts of stones and 400-545 parts of sand, wherein the particle size of the slag separation iron tailings is 0.1-0.5 mm, the slag separation iron tailings are obtained byactivating with a strong alkali under the condition that the pH value is greater than or equal to 10, the activation temperature is 20-85 DEG C, and the activation time is 5 hours.
本发明提供了渣选铁尾矿在混凝土中的应用；混凝土包括水泥、矿粉、渣选铁尾矿、石子、砂；重量组分分别为水泥380、矿粉50～70、渣选铁尾矿120～280、石子1250、砂400～545；渣选铁尾矿的粒径为0.1～0.5mm，通过强碱在pH≥10条件下活化处理得到，活化温度为20～85℃，时间为5h。
Applications of slag separation iron tailings in concrete
渣选铁尾矿在混凝土中的应用
CHEN GUIBIN (author) / MENG GUOYING (author) / PENG JIAN (author) / XU TAISHENG (author) / WANG LIANGXI (author)
2020-04-17
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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