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A platform for research: civil engineering, architecture and urbanism
Ultra-high-performance steel-SMA fiber cement-based composite material and preparation method thereof
The invention relates to an ultrahigh-performance steel-SMA fiber cement-based composite material and a preparation method thereof, the ultrahigh-performance steel-SMA fiber cement-based composite material contains cement, superfine quartz powder, superfine active powder silica fume, water, a water reducing agent, SMA fibers and steel fibers, and the mass ratio of the water to the cement is 0.15-0.25; the mass ratio of the water reducing agent to the cement is 0.025 to 0.035; the mass ratio of the superfine quartz powder to the cement is 0.3-0.4; the mass ratio of the superfine active powder silica fume to the cement is 0.2-0.3; the SMA fibers and the steel fibers account for 4-7% of the total volume of the cement-based composite material. The cement-based composite material has extremely high strength, toughness and strong anti-penetration and anti-explosion capabilities, and is applied to the protection fields of national defense safety and the like.
本发明涉及一种超高性能的钢‑SMA纤维水泥基复合材料及其制备方法，含有水泥、超细石英粉、超细活性粉料硅灰、水、减水剂、SMA纤维和钢纤维，其中水与水泥的质量比为0.15~0.25；减水剂与水泥的质量比为0.025~0.035；超细石英粉与水泥的质量比为0.3~0.4；超细活性粉料硅灰与水泥的质量比为0.2~0.3；SMA纤维和钢纤维占水泥基复合材料总体积4%~7%。此水泥基复合材料具有极高的强度、韧性和具有很强的抗侵彻抗爆能力，应用在国防安全等防护领域。
Ultra-high-performance steel-SMA fiber cement-based composite material and preparation method thereof
The invention relates to an ultrahigh-performance steel-SMA fiber cement-based composite material and a preparation method thereof, the ultrahigh-performance steel-SMA fiber cement-based composite material contains cement, superfine quartz powder, superfine active powder silica fume, water, a water reducing agent, SMA fibers and steel fibers, and the mass ratio of the water to the cement is 0.15-0.25; the mass ratio of the water reducing agent to the cement is 0.025 to 0.035; the mass ratio of the superfine quartz powder to the cement is 0.3-0.4; the mass ratio of the superfine active powder silica fume to the cement is 0.2-0.3; the SMA fibers and the steel fibers account for 4-7% of the total volume of the cement-based composite material. The cement-based composite material has extremely high strength, toughness and strong anti-penetration and anti-explosion capabilities, and is applied to the protection fields of national defense safety and the like.
本发明涉及一种超高性能的钢‑SMA纤维水泥基复合材料及其制备方法，含有水泥、超细石英粉、超细活性粉料硅灰、水、减水剂、SMA纤维和钢纤维，其中水与水泥的质量比为0.15~0.25；减水剂与水泥的质量比为0.025~0.035；超细石英粉与水泥的质量比为0.3~0.4；超细活性粉料硅灰与水泥的质量比为0.2~0.3；SMA纤维和钢纤维占水泥基复合材料总体积4%~7%。此水泥基复合材料具有极高的强度、韧性和具有很强的抗侵彻抗爆能力，应用在国防安全等防护领域。
Ultra-high-performance steel-SMA fiber cement-based composite material and preparation method thereof
一种超高性能的钢-SMA纤维水泥基复合材料及其制备方法
SUN WEIWEI (author) / ZHANG WEI (author) / CHEN LE (author) / FENG JUN (author) / LU SHIBIN (author) / WANG YALING (author)
2022-05-27
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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