Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Conductive heating high-strength cement-based composite fiber material and preparation method thereof
The invention discloses a conductive heating high-strength cement-based composite fiber material and a preparation method thereof, and belongs to the technical field of conductive heating materials. The conductive heating high-strength cement-based composite fiber material comprises the following main components: 300-500 parts of cement of which the strength is not lower than 32.5MPa, 260-400 parts of an admixture with the average particle size of 5-30 [mu]m, 600-1000 parts of fine aggregate with the average particle size of 0.15-4.75mm, 10-30 parts of graphite powder, 1-5 parts of carbon fibers with the length of 12-14mm, 10-20 parts of carbon black powder, 60-90 parts of steel fibers, 2-4 parts of hydrophilic polymer powder and 15-25 parts of a high-performance additive, wherein the water-binder ratio is 0.16-0.2. The conductive heating high-strength cement-based composite fiber material prepared by the technical scheme of the invention has the characteristics of low resistivity, good mechanical property, good durability, wide application range and the like, and is suitable for development and application of conductive heating materials.
本发明公开了一种导电发热高强水泥基复合纤维材料及其制备方法，属于导电发热材料技术领域。该导电发热高强水泥基复合纤维材料主要成分如下：强度不低于32.5MPa的水泥300～500份，平均粒径5～30μm的掺合料260～400份，平均粒径0.15～4.75mm的细骨料600～1000份，石墨粉10～30份，长度12～14mm的碳纤维1～5份，炭黑粉10～20份，钢纤维60～90份，亲水性聚合物粉体2～4份，高性能外加剂15～25份，水胶比0.16～0.2。本发明技术方案制备的导电发热高强水泥基复合纤维材料具有电阻率低、力学性能好、耐久性能好、应用范围广等特点，适合导电发热材料的发展与应用。
Conductive heating high-strength cement-based composite fiber material and preparation method thereof
The invention discloses a conductive heating high-strength cement-based composite fiber material and a preparation method thereof, and belongs to the technical field of conductive heating materials. The conductive heating high-strength cement-based composite fiber material comprises the following main components: 300-500 parts of cement of which the strength is not lower than 32.5MPa, 260-400 parts of an admixture with the average particle size of 5-30 [mu]m, 600-1000 parts of fine aggregate with the average particle size of 0.15-4.75mm, 10-30 parts of graphite powder, 1-5 parts of carbon fibers with the length of 12-14mm, 10-20 parts of carbon black powder, 60-90 parts of steel fibers, 2-4 parts of hydrophilic polymer powder and 15-25 parts of a high-performance additive, wherein the water-binder ratio is 0.16-0.2. The conductive heating high-strength cement-based composite fiber material prepared by the technical scheme of the invention has the characteristics of low resistivity, good mechanical property, good durability, wide application range and the like, and is suitable for development and application of conductive heating materials.
本发明公开了一种导电发热高强水泥基复合纤维材料及其制备方法，属于导电发热材料技术领域。该导电发热高强水泥基复合纤维材料主要成分如下：强度不低于32.5MPa的水泥300～500份，平均粒径5～30μm的掺合料260～400份，平均粒径0.15～4.75mm的细骨料600～1000份，石墨粉10～30份，长度12～14mm的碳纤维1～5份，炭黑粉10～20份，钢纤维60～90份，亲水性聚合物粉体2～4份，高性能外加剂15～25份，水胶比0.16～0.2。本发明技术方案制备的导电发热高强水泥基复合纤维材料具有电阻率低、力学性能好、耐久性能好、应用范围广等特点，适合导电发热材料的发展与应用。
Conductive heating high-strength cement-based composite fiber material and preparation method thereof
一种导电发热高强水泥基复合纤维材料及其制备方法
LIU FUCAI (Autor:in) / XIAO MIN (Autor:in) / LI HAO (Autor:in) / HUANG HEMING (Autor:in)
10.07.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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