A high damping self-compacting concrete
A self-compacting concrete and high damping technology, applied in the field of concrete, can solve problems such as strength decline, and achieve the effects of convenient operation, improved comfort, and good mechanical properties
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[0041] The following examples are intended to illustrate the present invention rather than to further limit the present invention.
[0042] A high-damping self-compacting concrete, composed of P.O42.5 ordinary Portland cement, composite reinforcing powder, anionic emulsified asphalt polymer, polycarboxylate high-efficiency water reducer, mixing water, composite deformation components, The fineness modulus is between 2.6 and 3.0, graded river sand in zone II, the particle size is between 5 and 20mm, limestone gravel, etc., the anionic emulsified asphalt polymer is 250C Engel viscosity is 6, and the solid content is 6. 60-61% anionic emulsified asphalt polymer, the composite reinforcing powder is composed of 4.2 parts of nanoclay, 0.2 parts of lignocellulose, 12.6 parts of ultrafine high-activity metakaolin with a fineness of 1600 mesh and 83 parts of Class I fly ash The composite deformation component is composed of 1.7 parts of polypropylene fiber, 1.8 parts of EPS particles, ...
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