CN104909632A - Dry-mix composite light aggregate concrete and preparation method thereof - Google Patents
Dry-mix composite light aggregate concrete and preparation method thereof Download PDFInfo
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- CN104909632A CN104909632A CN201510294821.5A CN201510294821A CN104909632A CN 104909632 A CN104909632 A CN 104909632A CN 201510294821 A CN201510294821 A CN 201510294821A CN 104909632 A CN104909632 A CN 104909632A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses a dry-mix composite light aggregate concrete and a preparation method thereof. The dry-mix composite light aggregate concrete is prepared from the following raw materials in parts by weight: 100-350 parts of cement, 50-150 parts of fly ash, 100-250 parts of dry sand/rock wool industrial waste residue, 6 parts of rubber powder, 2 parts of fiber and 25-70 parts of polyurethane granule. The preparation method comprises the following steps: 1. adding the cement, fly ash and dry sand/rock wool industrial waste residue into a stirrer, and stirring uniformly; and 2. adding the rubber powder, fiber and polyurethane granule into the stirrer, and continuing stirring to form the uniform mixture. The dry-mix composite light aggregate concrete can not explode when in use, and has the advantages of excellent thermal-insulation property, light weight, high compression strength, simple preparation method and the like.
Description
Technical field
The present invention relates to the concrete of material of construction, particularly relate to a kind of dry mixing combined lightweight aggregate concrete and preparation method.
Background technology
Light aggregate concrete light-weight aggregate is mixed with, unit weight is not more than the light weight concrete of 1900 kilograms/cubic metre, also claims porous light aggregate concrete.Due in light aggregate concrete containing a large amount of blind hole gap, make it have the performances such as lightweight, thermal and insulating performance are good, easy construction, compared with the normal concrete of same label, deadweight more than 20 ~ 30% can be alleviated.
Disclose a kind of multi-phase combined lightweight aggregate concrete and preparation method thereof in Chinese patent CN102206096A, its raw material is as follows by weight ratio: cement 1 part; 0.40 ~ 0.50 part, flyash; Pumice sand 1.836 ~ 2.219 parts; Corn stalk fiber 0.028 ~ 0.043 part; Granular polystyrene 0.006 ~ 0.008 part; Rubber grain 0.23 ~ 0.33 part; Admixture 0.010 ~ 0.015 part; Whipping agent 0.005 ~ 0.007 part; 0.50 ~ 0.55 part, water.Step one, Preparative TLC wraps up in shell pumice sand and thin layer wraps up in shell stalk fibre; Step 2, the interface processing of granular polystyrene and rubber grain; Step 3, cement, flyash, water, admixture and thin layer are wrapped up in shell pumice sand and are stirred; Add granular polystyrene and rubber grain, thin layer more successively to wrap up in shell stalk fibre and continue to stir.
This multi-phase combined lightweight aggregate concrete can produce explosion phenomenon in the application, dangerous, and heat-insulating property is general.
Summary of the invention
The present invention is directed to above-mentioned Problems existing to make improvements, namely the technical problem to be solved in the present invention is to provide a kind of dry mixing combined lightweight aggregate concrete and preparation method, this dry mixing combined lightweight aggregate concrete can not be quick-fried, and heat-insulating property is superior, have the advantages such as lightweight, ultimate compression strength is large, preparation method is also easier.
In order to solve the problems of the technologies described above, the present invention proposes so a kind of dry mixing combined lightweight aggregate concrete,
By weight, cement 100-350 part, flyash 50-150 part, dry sand/rock wool industrial residue 100-250 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25-70 part is comprised.
Further, by weight, cement 150-200 part, flyash 50-100 part, dry sand/rock wool industrial residue 150-200 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 40-70 part is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making or the indoor cushion of roof slope making layer or ultimate compression strength requirement >=3.0Mpa.
Further, by weight, cement 300-350 part, flyash 100-150 part, dry sand/rock wool industrial residue 200-250 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25-40 part is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=5.0Mpa or indoor cushion.
Preferably, by weight, cement 150 parts, 50 parts, flyash, dry sand/rock wool industrial residue 150 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 70 parts is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=1.5Mpa or indoor cushion.
Preferably, by weight, cement 200 parts, 100 parts, flyash, dry sand/rock wool industrial residue 200 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 40 parts is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=7.5Mpa or indoor cushion.
Preferably, by weight, cement 300 parts, 100 parts, flyash, dry sand/rock wool industrial residue 200 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 30 parts is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=10Mpa or indoor cushion.
Preferably, by weight, cement 350 parts, 150 parts, flyash, dry sand/rock wool industrial residue 250 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25 parts is comprised.
The dry mixing combined lightweight aggregate concrete of above-mentioned this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=15Mpa or indoor cushion.
Present invention also offers the preparation method of dry mixing combined lightweight aggregate concrete, specifically comprise the following steps:
Step one: cement, flyash, dry sand/rock wool industrial residue are added in stirrer and stirs;
Step 2: add rubber powder, fiber, the uniform mixture of polyurethane particles continuation stirring formation again in stirrer.
Beneficial effect of the present invention: have employed polyurethane particles in dry mixing combined lightweight aggregate concrete batching of the present invention, can not to blast in the application phenomenon, and heat-insulating property is better, lightweight, ultimate compression strength are higher, fire resistance is excellent, and whole concrete preparation process is also comparatively simple.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is preparation technology's schema of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
In the present embodiment, the starting material of dry mixing combined lightweight aggregate concrete are composed of the following components: cement 150g, flyash 50g, dry sand/rock wool industrial residue 150g, rubber powder 6g, fiber 2g and polyurethane particles 70g, the concrete that this proportioning obtains be mainly used in ultimate compression strength requirement≤1.5Mp flooring sloping layer or to the roof slope making of ultimate compression strength requirement >=1.5Mpa or indoor cushion.
Embodiment 2
In the present embodiment, the starting material of dry mixing combined lightweight aggregate concrete are composed of the following components: cement 200g, flyash 100g, dry sand/rock wool industrial residue 200g, rubber powder 6g, fiber 2g and polyurethane particles 40g, and the dry mixing combined lightweight aggregate concrete of this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=7.5Mpa or indoor cushion.
Embodiment 3
In the present embodiment, the starting material of dry mixing combined lightweight aggregate concrete are composed of the following components: cement 300g, flyash 100g, dry sand/rock wool industrial residue 200g, rubber powder 6g, fiber 2g and polyurethane particles 30g,
The dry mixing combined lightweight aggregate concrete of this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=10Mpa or indoor cushion.
Embodiment 4
In the present embodiment, the starting material of dry mixing combined lightweight aggregate concrete are composed of the following components: cement 350g, flyash 150g, dry sand/rock wool industrial residue 250g, rubber powder 6g, fiber 2g and polyurethane particles 25g,
The dry mixing combined lightweight aggregate concrete of this proportioning is mainly used in roof slope making to ultimate compression strength requirement >=15Mpa or indoor cushion.
Embodiment 5
The present embodiment is the preparation method of dry mixing combined lightweight aggregate concrete in embodiment 1-4, specifically comprises the following steps:
Step one: cement, flyash, dry sand/rock wool industrial residue are added in stirrer and stirs.
Step 2: add rubber powder, fiber, the uniform mixture of polyurethane particles continuation stirring formation again in stirrer.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a dry mixing combined lightweight aggregate concrete, is characterized in that, by weight, comprises cement 100-350 part, flyash 50-150 part, dry sand/rock wool industrial residue 100-250 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25-70 part.
2. dry mixing combined lightweight aggregate concrete according to claim 1, it is characterized in that, by weight, cement 150-200 part, flyash 50-100 part, dry sand/rock wool industrial residue 150-200 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 40-70 part is comprised.
3. dry mixing combined lightweight aggregate concrete according to claim 1, it is characterized in that, by weight, cement 300-350 part, flyash 100-150 part, dry sand/rock wool industrial residue 200-250 part, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25-40 part is comprised.
4. according to dry mixing combined lightweight aggregate concrete according to claim 1 or claim 2, it is characterized in that, by weight, comprise cement 150 parts, 50 parts, flyash, dry sand/rock wool industrial residue 150 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 70 parts.
5. according to dry mixing combined lightweight aggregate concrete according to claim 1 or claim 2, it is characterized in that, by weight, comprise cement 200 parts, 100 parts, flyash, dry sand/rock wool industrial residue 200 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 40 parts.
6. according to claim 1 or dry mixing combined lightweight aggregate concrete according to claim 3, it is characterized in that, by weight, comprise cement 300 parts, 100 parts, flyash, dry sand/rock wool industrial residue 200 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 30 parts.
7. according to claim 1 or dry mixing combined lightweight aggregate concrete according to claim 3, it is characterized in that, by weight, comprise cement 350 parts, 150 parts, flyash, dry sand/rock wool industrial residue 250 parts, rubber powder 6 parts, fiber 2 parts and polyurethane particles 25 parts.
8. the preparation method of dry mixing combined lightweight aggregate concrete described in any one of claim 1-7, is characterized in that, comprise the following steps:
Step one: cement, flyash, dry sand/rock wool industrial residue are added in stirrer and stirs; Step 2: add rubber powder, fiber, the uniform mixture of polyurethane particles continuation stirring formation again in stirrer.
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| CN201510294821.5A CN104909632A (en) | 2015-06-02 | 2015-06-02 | Dry-mix composite light aggregate concrete and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236888A (en) * | 2015-09-18 | 2016-01-13 | 北京宽华环保科技发展有限公司 | Building ground lightweight dry mixed material, and preparation and application method thereof |
| CN106116393A (en) * | 2016-06-30 | 2016-11-16 | 德清县白兔节能材料有限公司 | The slag brick being made up of the abandoned mine slag producing during fusing cotton processed |
| CN106746581A (en) * | 2016-11-26 | 2017-05-31 | 保定市华锐方正机械制造有限公司 | A kind of method of rock wool waste material mixture regeneration treatment |
| CN107056192A (en) * | 2017-05-25 | 2017-08-18 | 汤始建华建材（苏州）有限公司 | A kind of concrete improved with water plant |
| CN107488012A (en) * | 2017-09-21 | 2017-12-19 | 河北腾龙辉煌再生资源利用有限公司 | A kind of wet-mixing combined lightweight aggregate concrete and preparation method thereof |
| CN108678201A (en) * | 2018-05-31 | 2018-10-19 | 河北腾龙辉煌再生资源利用有限公司 | Integrated plate for heat insulation, manufacture craft, mold and the light-weight aggregate layer poured |
| CN110204259A (en) * | 2019-05-24 | 2019-09-06 | 宁夏达源再生资源开发有限公司 | A kind of composite regenerated light-weight aggregate ready-mixed concrete and preparation method thereof |
| CN110510978A (en) * | 2019-09-29 | 2019-11-29 | 珠海格力电器股份有限公司 | Dry mixing combined lightweight aggregate concrete and its application |
| CN110734248A (en) * | 2019-11-08 | 2020-01-31 | 廊坊辰展环保科技有限公司 | heat-insulating sound-insulating concrete and preparation method thereof |
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| CN101914977A (en) * | 2010-07-27 | 2010-12-15 | 辽宁考克环保节能建材有限公司 | Environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard |
| CN104164940A (en) * | 2014-08-07 | 2014-11-26 | 江苏尼高科技有限公司 | Fabricated light composite wallboard and preparation method |
| CN104591622A (en) * | 2015-01-06 | 2015-05-06 | 无为县严桥双龙建材厂 | Highly anti-bending and wearing-resistant lightweight concrete |
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2015
- 2015-06-02 CN CN201510294821.5A patent/CN104909632A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101914977A (en) * | 2010-07-27 | 2010-12-15 | 辽宁考克环保节能建材有限公司 | Environmentally-friendly, energy-saving and fireproofing lightweight roof panel, floor plate or wallboard |
| CN104164940A (en) * | 2014-08-07 | 2014-11-26 | 江苏尼高科技有限公司 | Fabricated light composite wallboard and preparation method |
| CN104591622A (en) * | 2015-01-06 | 2015-05-06 | 无为县严桥双龙建材厂 | Highly anti-bending and wearing-resistant lightweight concrete |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236888A (en) * | 2015-09-18 | 2016-01-13 | 北京宽华环保科技发展有限公司 | Building ground lightweight dry mixed material, and preparation and application method thereof |
| CN106116393A (en) * | 2016-06-30 | 2016-11-16 | 德清县白兔节能材料有限公司 | The slag brick being made up of the abandoned mine slag producing during fusing cotton processed |
| CN106746581A (en) * | 2016-11-26 | 2017-05-31 | 保定市华锐方正机械制造有限公司 | A kind of method of rock wool waste material mixture regeneration treatment |
| CN106746581B (en) * | 2016-11-26 | 2019-09-24 | 保定市华锐方正机械制造有限公司 | A kind of method of rock wool waste material mixture regeneration treatment |
| CN107056192A (en) * | 2017-05-25 | 2017-08-18 | 汤始建华建材（苏州）有限公司 | A kind of concrete improved with water plant |
| CN107488012A (en) * | 2017-09-21 | 2017-12-19 | 河北腾龙辉煌再生资源利用有限公司 | A kind of wet-mixing combined lightweight aggregate concrete and preparation method thereof |
| CN108678201A (en) * | 2018-05-31 | 2018-10-19 | 河北腾龙辉煌再生资源利用有限公司 | Integrated plate for heat insulation, manufacture craft, mold and the light-weight aggregate layer poured |
| CN108678201B (en) * | 2018-05-31 | 2023-12-05 | 河北腾龙辉煌再生资源利用有限公司 | Heat preservation integrated plate, manufacturing process, mold and pouring lightweight aggregate layer |
| CN110204259A (en) * | 2019-05-24 | 2019-09-06 | 宁夏达源再生资源开发有限公司 | A kind of composite regenerated light-weight aggregate ready-mixed concrete and preparation method thereof |
| CN110510978A (en) * | 2019-09-29 | 2019-11-29 | 珠海格力电器股份有限公司 | Dry mixing combined lightweight aggregate concrete and its application |
| CN110734248A (en) * | 2019-11-08 | 2020-01-31 | 廊坊辰展环保科技有限公司 | heat-insulating sound-insulating concrete and preparation method thereof |
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