CN109650819A - A kind of high intensity high-durability haydite concrete product and preparation method thereof - Google Patents
A kind of high intensity high-durability haydite concrete product and preparation method thereof Download PDFInfo
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- CN109650819A CN109650819A CN201910061693.8A CN201910061693A CN109650819A CN 109650819 A CN109650819 A CN 109650819A CN 201910061693 A CN201910061693 A CN 201910061693A CN 109650819 A CN109650819 A CN 109650819A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B16/04—Macromolecular compounds
- C04B16/06—Macromolecular compounds fibrous
- C04B16/0616—Macromolecular compounds fibrous from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B16/0625—Polyalkenes, e.g. polyethylene
- C04B16/0633—Polypropylene
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/027—Lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of high-intensitive high-durability haydite concrete product and preparation method thereof, the high intensity high-durability haydite concrete product includes the component of following weight ratio: 432~486 parts of portland cements, 54~108 parts of flyash, 0.1~64.8 part of silicon ash, 551~620 haydites, 707~744 parts of river sands, 141~162 parts of water, 3.24~6.48 parts of water-reducing agents and 0~1.2 part of polypropylene fibre.A kind of high-intensitive high-durability haydite concrete product disclosed in this invention and preparation method thereof, has many advantages, such as to improve concrete anticracking, impervious, freeze proof and anti-aging property.
Description
Technical field
The present invention relates to building material technical fields.It is more particularly related to a kind of high intensity high-durability pottery
Grain concrete product and preparation method thereof.
Background technique
In recent years, related scholar and its researcher have conducted extensive research normal concrete both at home and abroad, and discovery is common
Endurance quality is poor when concrete is as construction material, crack resistance is poor, the deficiencies of enbrittling and be also easy to produce crack.
Summary of the invention
The object of the present invention is to provide a kind of high-intensitive high-durability haydite concrete products and preparation method thereof, solve
Problems described above.
In order to realize these purposes and other advantages according to the present invention, it is mixed to provide a kind of high-intensitive high-durability haydite
Solidifying soil product, in terms of cubic meter, every cubic metre of haydite concrete product is comprised the following components in parts by weight:
432~486 parts of portland cements, 54~108 parts of flyash, 0.1~64.8 part of silicon ash, 551~620 haydites, 707
~744 parts of river sands, 141~162 parts of water, 3.24~6.48 parts of water-reducing agents and 0~1.2 part of polypropylene fibre.
Further, in terms of cubic meter, every cubic metre of haydite concrete product is comprised the following components in parts by weight:
432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of haydites, 744 parts of river sands, 160 parts of water, 3.24
Part water-reducing agent and 0~1.2 part of polypropylene fibre.
Further, the flyash is I grades of flyash.
Further, the haydite is 900 grades.
Further, comprising the following steps:
(1), it after the haydite for being formulated part being impregnated 1h into the water, after draining 12h, takes out；
(2), river sand, polypropylene fibre, portland cement, the fine coal of haydite and formula part after will be soaked in step (1)
Ash and silicon ash are sequentially placed into agitated kettle, and are stirred 1-2min, obtain mixture；
(3), continue to sequentially add the water-reducing agent and water for being formulated part in mixture obtained in step (2), and stir
After 1-2min, haydite coagulation mud is obtained；
(4), by haydite concrete mud obtained in step (3), by the way of pouring, ready mold is poured into
In, and molding is shocked by shake table, natural curing 12h rear demoulding obtains haydite concrete sample；
(5), haydite concrete sample obtained in step (4) is put into curing box, takes out, obtains after conserving 28d
The haydite concrete product.
Further, the curing temperature in the step (5) is 20 ± 2 DEG C, maintenance humidity > 95%.
The beneficial effects of the present invention are: disclosed a kind of high-intensitive high-durability haydite concrete product of the present invention and
Preparation method has the advantage that (1) present invention selects coarse aggregate of the haydite as concrete, since haydite itself has
Porous structure characteristic, the concrete being formulated can guarantee lightweight, high-strength, while have the effect of sound absorption, noise reduction, damping.It will
Haydite concrete is applied to effectively mitigate dead load when bridge structure and floorings, it is possible to increase structure across footpath and reduction component
Sectional dimension, therefore haydite concrete reduces dead load, it is applied to skyscraper and long-span bridge girder construction and is obtained
Good popularization.
(2) admixture of fiber with two dimension or tridimensional network be dispersed in haydite concrete, with aggregate formed compared with
Good bite force, compensates for the defect that haydite concrete crosses porous structure, secondary reinforcement material of the fiber as concrete may be used also
Improve concrete anticracking, impervious, freeze proof, anti-aging property and workability, water-retaining property, solve concrete early-age plastic cracking,
There is very unique effect in terms of reducing dry shrinkage, and cheap.
(3) its carbonation properties can be effectively improved by polypropylene fibre being mixed in haydite concrete, improve haydite concrete
Compression strength, tensile splitting strength and Anti-Chloride Ion Penetration, chloride erosion is generally to polypropylene fibre haydite concrete
Carbonation properties play the role of it is positive.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is a kind of technique preparation of high-intensitive high-durability haydite concrete product of the present invention and preparation method thereof
Figure.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be noted that experimental method described in following embodiments is unless otherwise specified conventional method, institute
Reagent and material are stated, unless otherwise specified, is commercially obtained.
<embodiment 1>
1, formula composition (being indicated with parts by weight): 432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of potteries
Grain, 744 parts of river sands, 160 parts of water, 3.24 parts of water-reducing agents and 0 part of polypropylene fibre.
2, it preparation method: (1) after 551 parts of haydites being impregnated 1h into the water, after draining 12h, takes out；
(2) by the 551 parts of haydites prepared in step (1), 744 parts of river sands, 0 part of polypropylene fibre, 432 parts of silicate cements
Mud, 54 parts of flyash and 54 parts of silicon ashes are sequentially placed into agitated kettle, and are stirred 1min, obtain mixture；
(3) continue to sequentially add 3.24 parts of water-reducing agents and 160 parts of water in mixture obtained in step (2), and stir
After mixing 1min, haydite coagulation mud is obtained；
(4) haydite concrete mud configured in step (3) is poured into ready mold by the way of pouring
In, and molding is shocked by shake table, natural curing 12h rear demoulding obtains haydite concrete sample；
(5) haydite concrete sample obtained in step (4) is put into curing box, is 18 DEG C in curing temperature, maintenance
It under conditions of humidity is 95%, is taken out after conserving 28d, obtains the high-intensitive high-durability haydite concrete.
<embodiment 2>
1, formula composition (being indicated with parts by weight): 432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of potteries
Grain, 744 parts of river sands, 160 parts of water, 3.24 parts of water-reducing agents, 0.8 part of polypropylene fibre.
2, it preparation method: (1) after 551 parts of haydites being impregnated 1h into the water, after draining 12h, takes out；
(2) by the 551 parts of haydites prepared in step (1), 744 parts of river sands, 0.8 part of polypropylene fibre, 432 parts of silicate cements
Mud, 54 parts of flyash and 54 parts of silicon ashes are sequentially placed into agitated kettle, and are stirred 1.5min, obtain mixture；
(3) continue to sequentially add 3.24 parts of water-reducing agents and 160 parts of water in mixture obtained in step (2), and stir
After mixing 1.5min, haydite coagulation mud is obtained；
(4) haydite concrete mud configured in step (3) is poured into ready mold by the way of pouring
In, and molding is shocked by shake table, natural curing 12h rear demoulding obtains haydite concrete sample；
(5) haydite concrete sample obtained in step (4) is put into curing box, is 20 DEG C in curing temperature, maintenance
Under conditions of humidity is 96%, is taken out after conserving 28d, obtain high-intensitive high-durability haydite concrete.
<embodiment 3>
1, formula composition (being indicated with parts by weight): 432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of potteries
Grain, 744 parts of river sands, 160 parts of water, 3.24 parts of water-reducing agents and 1.0 parts of polypropylene fibres.
2, it preparation method: (1) after 551 parts of haydites being impregnated 1h into the water, after draining 12h, takes out；
(2) by the 551 parts of haydites prepared in step (1), 744 parts of river sands, 1.0 parts of polypropylene fibres, 432 parts of silicate cements
Mud, 54 parts of flyash and 54 parts of silicon ashes are sequentially placed into agitated kettle, and are stirred 2min, obtain mixture；
(3) continue to sequentially add 3.24 parts of water-reducing agents and 160 parts of water in mixture obtained in step (2), and stir
After mixing 2min, haydite coagulation mud is obtained；
(4) haydite concrete mud configured in step (3) is poured into ready mold by the way of pouring
In, and molding is shocked by shake table, natural curing 12h rear demoulding obtains haydite concrete sample；
(5) haydite concrete sample obtained in step (4) is put into curing box, is 21 DEG C in curing temperature, maintenance
It under conditions of humidity is 97%, is taken out after conserving 28d, obtains the high-intensitive high-durability haydite concrete.
<embodiment 4>
1, formula composition (being indicated with parts by weight): 432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of potteries
Grain, 744 parts of river sands, 160 parts of water, 3.24 parts of water-reducing agents and 1.2 parts of polypropylene fibres.
2, it preparation method: (1) after 551 parts of haydites being impregnated 1h into the water, after draining 12h, takes out；
(2) by the 551 parts of haydites prepared in step (1), 744 parts of river sands, 1.2 parts of polypropylene fibres, 432 parts of silicate cements
Mud, 54 parts of flyash and 54 parts of silicon ashes are sequentially placed into agitated kettle, and mix 2min, obtain mixture；
(3) continue to sequentially add 3.24 parts of water-reducing agents and 160 parts of water in mixture obtained in step (2), and stir
After mixing 2min, haydite coagulation mud is obtained；
(4) haydite concrete mud configured in step (3) is poured into ready mold by the way of pouring
In, and molding is shocked by shake table, natural curing 12h rear demoulding obtains haydite concrete sample；
(5) haydite concrete sample obtained in step (4) is put into curing box, is 22 DEG C in curing temperature, maintenance
It under conditions of humidity is 99%, is taken out after conserving 28d, obtains the high-intensitive high-durability haydite concrete.
<test example 1>
Performance survey is carried out with existing haydite concrete is bought in the market to the haydite concrete that above-described embodiment 1-4 is obtained
Examination, test method are standard method in the industry, and test result is as follows shown in table:
1 test result of table
| Performance indicator | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Comparative example 1 |
| Compression strength Mpa | 53.5 | 57.8 | 59.3 | 58.4 | 50.1 |
| Tensile splitting strength Mpa | 4.36 | 4.99 | 4.81 | 4.75 | 4.15 |
| Carbonation depth mm | 9.61 | 7.85 | 6.35 | 7.08 | 11.08 |
| 6h, which is always powered, measures Q/ (C) | 2096.53 | 1641.96 | 1602.92 | 1859.7 | 1548.61 |
| Anti-Chloride Ion Penetration grade | Q-Ⅱ | Q-Ⅲ | Q-Ⅲ | Q-Ⅲ | Q-I |
As can be seen from the above table, a kind of compression strength of high-intensitive high-durability haydite concrete product of the invention it is high,
Anti- tensile splitting strength ability is strong and Anti-Chloride Ion Penetration grade height etc. has list, can efficiently solve existing concrete conduct
The problem of the deficiencies of endurance quality is poor when construction material, crack resistance is poor, enbrittles and is also easy to produce crack, and construction is simple.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend/embodiment shown and described herein.
Claims (6)
1. a kind of high intensity high-durability haydite concrete product, which is characterized in that in terms of cubic meter, every cubic metre of haydite is mixed
Solidifying soil product comprises the following components in parts by weight:
432~486 parts of portland cements, 54~108 parts of flyash, 0.1~64.8 part of silicon ash, 551~620 haydites, 707~
744 parts of river sands, 141~162 parts of water, 3.24~6.48 parts of water-reducing agents and 0~1.2 part of polypropylene fibre.
2. a kind of high-intensitive high-durability haydite concrete product according to claim 1, which is characterized in that with cubic meter
Meter, every cubic metre of haydite concrete product comprise the following components in parts by weight:
432 parts of portland cements, 54 parts of flyash, 54 parts of silicon ashes, 551 parts of haydites, 744 parts of river sands, 160 parts of water, 3.24 parts subtract
Aqua and 0~1.2 part of polypropylene fibre.
3. a kind of high-intensitive high-durability haydite concrete product according to claim 1 or 2, which is characterized in that described
Flyash is I grades of flyash.
4. a kind of high-intensitive high-durability haydite concrete product according to claim 1 or 2, which is characterized in that described
Haydite is 900 grades.
5. a kind of preparation method of high-intensitive high-durability haydite concrete product as described in claim 1, which is characterized in that
The following steps are included:
(1) it after the haydite for being formulated part being impregnated 1h into the water, after draining 12h, takes out；
(2) haydite after will be soaked in step (1) and the river sand of formula part, polypropylene fibre, portland cement, flyash and
Silicon ash is sequentially placed into agitated kettle, and is stirred 1-2min, obtains mixture；
(3) continue to sequentially add the water-reducing agent and water for being formulated part in mixture obtained in step (2), and stir 1-2min
Afterwards, haydite coagulation mud is obtained；
(4) it by haydite concrete mud obtained in step (3), by the way of pouring, pours into ready mold, and lead to
It crosses shake table and shocks molding, natural curing 12h rear demoulding obtains haydite concrete sample；
(5) haydite concrete sample obtained in step (4) is put into curing box, is taken out after conserving 28d, obtains the pottery
Grain concrete product.
6. a kind of preparation method of high-intensitive high-durability haydite concrete product according to claim 5, feature exist
In the curing temperature in the step (5) is 20 ± 2 DEG C, maintenance humidity > 95%.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110218030A (en) * | 2019-05-29 | 2019-09-10 | 武汉科技大学 | A kind of frost-resistant concrete and preparation method thereof |
| CN111302746A (en) * | 2020-02-27 | 2020-06-19 | 山东大学 | Red mud-based ceramsite concrete and preparation method and application thereof |
| CN112679159A (en) * | 2020-12-23 | 2021-04-20 | 福建省建研工程检测有限公司 | Prefabricated light high-strength clear water ceramsite concrete and preparation process of external wall panel thereof |
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| CN112679159A (en) * | 2020-12-23 | 2021-04-20 | 福建省建研工程检测有限公司 | Prefabricated light high-strength clear water ceramsite concrete and preparation process of external wall panel thereof |
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Application publication date: 20190419 |