Concrete

A technology of concrete and metakaolin, which is applied in the field of concrete, can solve the problems of high cost and complex processing technology, and achieve the effects of reasonable formula, improved economic benefits, and reduced overall construction costs

Inactive Publication Date: 2020-09-08
HUIZHOU HAIHONG CEMENT PROD CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The cement involved is usually ground and fired from limestone, clay and marl; its processing technology is complicated, and the

Method used

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  • Concrete

Examples

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Effect test

Embodiment 1

[0021] A concrete, comprising the following raw materials by weight: 30 parts of geopolymers, 10 parts of activation solution, 30 parts of artificial bones, 30 parts of eggshells, 5 parts of sea sand, 5 parts of silicon powder, 3 parts of graphene powder, and pulverized coal 10 parts of ash, 10 parts of concrete strengthener and water. The processing method is S1. First, raw materials are prepared, and geopolymer is preheated; S2, artificial bone and eggshell are ground into granules for use; S3, geopolymer, artificial bone and eggshell mixture, sea sand , silicon powder, graphene powder, fly ash and concrete additives are sequentially added into the mixing tank for mixing and stirring; the particle size of the artificial bone and eggshell mixture in S2 is 3 mm. The stirring time in S3 was 1 hour. The concrete additive in S3 is a mixture of water reducer, retarder, air-entraining agent and thickener S4, finally adding activation liquid and water for uniform stirring.

Embodiment 2

[0023] A concrete, comprising the following raw materials by weight: 35 parts of geopolymers, 15 parts of activation solution, 35 parts of artificial bones, 35 parts of eggshells, 6 parts of sea sand, 6 parts of silicon powder, 4 parts of graphene powder, and pulverized coal 12 parts of ash, 13 parts of concrete strengthener and water. The processing method is S1. First, raw materials are prepared, and geopolymer is preheated; S2, artificial bone and eggshell are ground into granules for use; S3, geopolymer, artificial bone and eggshell mixture, sea sand , silicon powder, graphene powder, fly ash and concrete additives are sequentially added into the mixing tank to mix and stir evenly; the particle size of the artificial bone and eggshell mixture in S2 is 4 mm. The stirring time in S3 was 1.5 hours. The concrete additive in S3 is a mixture of water reducer, retarder, air-entraining agent and thickener S4, finally adding activation liquid and water for uniform stirring.

Embodiment 3

[0025] A concrete, comprising the following raw materials by weight: 40 parts of geopolymers, 20 parts of activation solution, 40 parts of artificial bones, 40 parts of eggshells, 8 parts of sea sand, 8 parts of silicon powder, 4 parts of graphene powder, and pulverized coal 15 parts of ash, 20 parts of concrete strengthener and water. The processing method is S1. First, raw materials are prepared, and geopolymer is preheated; S2, artificial bone and eggshell are ground into granules for use; S3, geopolymer, artificial bone and eggshell mixture, sea sand , silicon powder, graphene powder, fly ash and concrete additives are sequentially added into the mixing tank for mixing and stirring; the particle size of the artificial bone and eggshell mixture in S2 is 5 mm. The stirring time in S3 was 1.5 hours. The concrete additive in S3 is a mixture of water reducer, retarder, air-entraining agent and thickener S4, finally adding activation liquid and water for uniform stirring.

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Abstract

The invention relates to the technical field of concrete, in particular to concrete, which is prepared from the following raw materials: a geopolymer, an activating solution, artificial bones, eggshells, sea sand, silicon powder, graphene powder, fly ash, a concrete reinforcing agent and water. The geopolymer is prepared by the following method of: selecting metakaolin as a raw material, performing heating to 500-600DEG C in a closed container, and then performing natural cooling; and grinding and crushing the cooled metakaolin into powder, and taking the heat treatment products with particlesizes of 0.3-3mm and 5-8mm. The concrete is reasonable in formula, the geopolymer is adopted to effectively replace cement, and the whole concrete production cost is reduced, so that the whole building cost is reduced, the economic benefit is improved, and wide popularization and application are facilitated.

Description

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Claims

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Application Information

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Owner HUIZHOU HAIHONG CEMENT PROD CO LTD
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