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再生骨料对水泥基无机人造石性能的影响
Effects of the recycled aggregate on properties of cement-based inorganic artificial stone
2025年第3期
再生骨料;微粉含量;吸水率;压碎指标;无机人造石;力学性能;显微硬度
Recycled aggregate; Content of fine powder; Water absorption rate; Crushing index; Inorganic artificial stone; Mechanical property; Microhardness
2025年第3期
10.19761/j.1000-4637.2025.03.106.05
中海集团科技研发计划项目(COHL-2021-Z-1)。
姚 杰1,徐 鑫1,*,邹长根1,张鸿儒2,易世帆2,曾正祥1
1.中建海龙科技有限公司,广东 深圳 518110;2.福州大学 土木工程学院,福建 福州350116

姚 杰1,徐 鑫1,*,邹长根1,张鸿儒2,易世帆2,曾正祥1

姚杰,徐鑫,邹长根,等.再生骨料对水泥基无机人造石性能的影响[J].混凝土与水泥制品,2025(3):106-111.

YAO J,XU X,ZOU C G,et al.Effects of the recycled aggregate on properties of cement-based inorganic artificial stone[J].China Concrete and Cement Products,2025(3):106-111.

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摘  要:用四种不同性能的再生骨料制备了无机人造石,研究了再生骨料性能对无机人造石板试件力学性能的影响,并分析了微观机理。结果表明:由四种不同性能再生骨料制备而成的无机人造石板试件的力学性能优良,压缩强度和抗弯强度均满足相关标准要求;再生骨料的微粉含量和吸水率过高会降低无机人造石板试件的力学性能,削弱无机人造石界面过渡区及浆体的显微硬度;随着压碎指标的增大,无机人造石板试件的力学性能基本先增后降。 Abstract: Inorganic artificial stone was prepared with four kinds of recycled aggregates of different performance, and the influence of recycled aggregate performance on the mechanical properties of inorganic artificial stone board specimen was investigated, and the mechanism was analyzed. The results show that, the mechanical properties of inorganic artificial stone board specimen prepared with four different properties of recycled aggregates are excellent, and the compressive strength and flexural strength meet the requirements of the relevant specification. Excessive fine powder content and water absorption rate of recycled aggregates reduce the mechanical properties of inorganic artificial stone board specimen, and weaken the microhardness of interfacial transition zone and slurry of inorganic artificial stone. With the increase of the crushing index, the mechanical properties of inorganic artificial stone board specimen basically basically first increase and then decrease.
英文名 : Effects of the recycled aggregate on properties of cement-based inorganic artificial stone
刊期 : 2025年第3期
关键词 : 再生骨料;微粉含量;吸水率;压碎指标;无机人造石;力学性能;显微硬度
Key words : Recycled aggregate; Content of fine powder; Water absorption rate; Crushing index; Inorganic artificial stone; Mechanical property; Microhardness
刊期 : 2025年第3期
DOI : 10.19761/j.1000-4637.2025.03.106.05
文章编号 :
基金项目 : 中海集团科技研发计划项目(COHL-2021-Z-1)。
作者 : 姚 杰1,徐 鑫1,*,邹长根1,张鸿儒2,易世帆2,曾正祥1
单位 : 1.中建海龙科技有限公司,广东 深圳 518110;2.福州大学 土木工程学院,福建 福州350116

姚 杰1,徐 鑫1,*,邹长根1,张鸿儒2,易世帆2,曾正祥1

姚杰,徐鑫,邹长根,等.再生骨料对水泥基无机人造石性能的影响[J].混凝土与水泥制品,2025(3):106-111.

YAO J,XU X,ZOU C G,et al.Effects of the recycled aggregate on properties of cement-based inorganic artificial stone[J].China Concrete and Cement Products,2025(3):106-111.

摘要
参数
结论
参考文献
引用本文

摘  要:用四种不同性能的再生骨料制备了无机人造石,研究了再生骨料性能对无机人造石板试件力学性能的影响,并分析了微观机理。结果表明:由四种不同性能再生骨料制备而成的无机人造石板试件的力学性能优良,压缩强度和抗弯强度均满足相关标准要求;再生骨料的微粉含量和吸水率过高会降低无机人造石板试件的力学性能,削弱无机人造石界面过渡区及浆体的显微硬度;随着压碎指标的增大,无机人造石板试件的力学性能基本先增后降。

Abstract: Inorganic artificial stone was prepared with four kinds of recycled aggregates of different performance, and the influence of recycled aggregate performance on the mechanical properties of inorganic artificial stone board specimen was investigated, and the mechanism was analyzed. The results show that, the mechanical properties of inorganic artificial stone board specimen prepared with four different properties of recycled aggregates are excellent, and the compressive strength and flexural strength meet the requirements of the relevant specification. Excessive fine powder content and water absorption rate of recycled aggregates reduce the mechanical properties of inorganic artificial stone board specimen, and weaken the microhardness of interfacial transition zone and slurry of inorganic artificial stone. With the increase of the crushing index, the mechanical properties of inorganic artificial stone board specimen basically basically first increase and then decrease.

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(1)由四种不同性能再生骨料制备而成的无机人造石的力学性能优良,压缩强度和抗弯强度均满足T/CSBZ 009—2019的要求,其中,RAS1组试件的压缩强度和抗弯强度均相对最高,分别为94.1 MPa和18.3 MPa。
(2)再生骨料的微粉含量和吸水率对无机人造石的性能影响显著,微粉含量和吸水率过高会降低无机人造石的压缩强度和抗弯强度,其中,微粉含量对抗弯强度的影响更为显著;随着压碎指标的增大,无机人造石的力学性能基本呈先增后降的趋势。
(3)再生骨料的微粉含量、吸水率对无机人造石的微观力学性能影响较大,微粉含量和吸水率过高会削弱无机人造石界面过渡区及浆体的显微硬度,总体上,无机人造石微观力学性能的大小顺序为:RAS1>RAS4>RAS3≈RAS2。

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姚杰,徐鑫,邹长根,.再生骨料对水泥基无机人造石性能的影响[J].混凝土与水泥制品,2025(3):106-111.

YAO J,XU X,ZOU C G,et al.Effects of the recycled aggregate on properties of cement-based inorganic artificial stone[J].China Concrete and Cement Products,2025(3):106-111.

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