CN105819800B - Ground cement-based self-leveling mortar prepared by nickel slag and preparation method thereof - Google Patents
Ground cement-based self-leveling mortar prepared by nickel slag and preparation method thereof Download PDFInfo
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- CN105819800B CN105819800B CN201610146052.9A CN201610146052A CN105819800B CN 105819800 B CN105819800 B CN 105819800B CN 201610146052 A CN201610146052 A CN 201610146052A CN 105819800 B CN105819800 B CN 105819800B
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- cement
- nickel slag
- ground
- based self
- leveling mortar
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Classifications
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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
- C04B28/06—Aluminous 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/60—Flooring materials
- C04B2111/62—Self-levelling compositions
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses ground cement-based self-leveling mortar prepared by nickel slag, belong to gravity flowing levelling mortar technical field, it includes the following components of mass percent：Ordinary portland cement 24~27%, aluminate cement 6.5~8%, granular nickel slag 35~38%, dihydrate gypsum 1.4%, levigate nickel slag 13~16%, water reducer 0.6~0.7%, hydroxypropyl methyl cellulose 0.010~0.015%, defoamer 0.015~0.02% and running water 13.4~14.8%.The preparation method of the ground cement-based self-leveling mortar prepared the invention also discloses nickel slag.The present invention makes full use of trade waste nickel slag, and the anti-wear performance for preparing mortar is excellent, and the performance for preparing mortar is stable, and good endurance, the nickel ground-slag later stage can participate in the hydration reaction of cement, improves the later strength of mortar；The preparation method of ground cement-based self-leveling mortar prepared by the nickel slag of the present invention, largely use industrial residue, the production cost of product is greatly reduced, and is that ground is prepared with cement-based self-leveling mortar and the recycling of nickel slag opens new approach, possesses good practicality.
Description
Technical field
The invention belongs to gravity flowing levelling mortar technical field, and in particular to ground cement-based self-leveling sand prepared by nickel slag
Slurry.
Background technology
Ground is by water with cement-based self-leveling mortar (Cementitious self-leveling floor mortar)
Mud based cementitious material, fine aggregate, filler and additive etc. are constituted, with having mobility after water (or emulsion) stirring or slightly aiding in
Property spread out and put on just can flow levelling ground material.
Cement-based self-leveling mortar has that flow leveling is good, early strength is high, wearability good, is easy to laying, speed of application
Hurry up, short time limit, with carrying and decoration dual-use function and the good building material product of development prospect, be widely used in industrial premises,
Workshop, storage, business sales field, exhibition room, gymnasium, hospital, the ground surface works of various open spaces and office.
Compared with foreign countries, research of the China to self-leveling material is started late, and basic research, the exploitation of the material should
With also there is a certain distance, the cement-based self-leveling mortar of current domestic production still has that early strength is low, wearability
Difference, the easy efflorescence in surface, the problems such as price is high.
The content of the invention
Goal of the invention：It is an object of the invention to provide ground cement-based self-leveling mortar prepared by nickel slag, the ground
Have that wearability is good, later strength is high, surface is not pulverized easily, the low feature of price with cement-based self-leveling mortar, be that ground is used
Prepared by cement-based self-leveling mortar and the recycling of nickel slag opens new approach；Prepared the invention also discloses nickel slag
The preparation method of ground cement-based self-leveling mortar.
Technical scheme：For achieving the above object, the present invention is adopted the following technical scheme that：
Ground cement-based self-leveling mortar prepared by nickel slag, includes the following components of mass percent：Normal silicate
Cement 24%~27%, aluminate cement 6.5%~8%, granular nickel slag 35%~38%, dihydrate gypsum 1.4%, levigate nickel slag
Powder 13%~16%, water reducer 0.6%~0.7%, hydroxypropyl methyl cellulose 0.010%~0.015%, defoamer
0.015%~0.02% and running water 13.4%~14.8%.
The particle diameter of described granular nickel slag is 0.16~0.63mm.
Described Portland cement model PO42.5R；Described aluminate cement model CA-50.
Described levigate nickel ground-slag specific surface area is 340m2/kg。
Described water reducer is high performance water reducing agent of polyocarboxy acid, the type of model 403.
Described defoamer is SBT-BB34 types.
The preparation method of ground cement-based self-leveling mortar prepared by nickel slag, comprises the following steps：
1) by Portland cement, aluminate cement, granular nickel slag, dihydrate gypsum, levigate nickel ground-slag, hydroxypropyl methyl
Cellulose is mixed in proportion, obtains powders mixture；
2) running water, water reducer and defoamer are weighed in proportion, agitator is poured into, by powders mixture in 30s at the uniform velocity
It is put into agitator, low speed mixes and stirs 1min, stops after stirring, will be uneven on paddle and material pot wall with scraper in 30s
Mix is scraped, then high-speed stirred 1min, quiet to stop 5min, is further continued for high-speed stirred 15s, obtains the ground cement of nickel slag preparation
Based self-leveling mortar.
The rotational velocity that described low speed is mixed and stirred when being stirring vane low speed is 145 ± 5r/min, revolution speed is 62 ±
5r/min；Rotational velocity when described high-speed stirred is stirring vane high speed is 285 ± 10r/min, revolution speed is 125 ±
10r/min。
Beneficial effect：Compared with prior art, the ground cement-based self-leveling mortar that prepared by nickel slag of the invention, fully
Using trade waste nickel slag, the anti-wear performance for preparing mortar is excellent, and the performance for preparing mortar is stable, good endurance, nickel ground-slag
Later stage can participate in the hydration reaction of cement, improve the later strength of mortar；The present invention nickel slag prepare ground with cement base from
The preparation method of levelling mortar, largely using industrial residue, the production cost of product is greatly reduced, and is that ground cement base is flow automatically
Prepared by flat mortar and the recycling of nickel slag opens new approach, possesses good practicality.
Embodiment
Below in conjunction with embodiment, the present invention is described further.
As shown in table 1, the ground cement-based self-leveling mortar that prepared by nickel slag, includes the following components of mass percent：
Portland cement 24%~27%, aluminate cement 6.5%~8%, granular nickel slag 35%~38%, dihydrate gypsum
1.4%th, levigate nickel ground-slag 13%~16%, water reducer 0.6%~0.7%, hydroxypropyl methyl cellulose 0.010%~
0.015%th, defoamer 0.015%~0.02% and running water 13.4%~14.8%.
The particle diameter of granular nickel slag is 0.16~0.63mm.
Portland cement model PO42.5R；Aluminate cement model CA-50.
Levigate nickel ground-slag specific surface area is 340m2/kg。
Water reducer is high performance water reducing agent of polyocarboxy acid, the type (producer of model 403：The limited public affairs of Jiangsu Su Bote new materials
Department).
Defoamer is SBT-BB34 types (producer：Jiangsu Su Bote new materials Co., Ltd).
The preparation method of ground cement-based self-leveling mortar prepared by nickel slag, comprises the following steps：
1) by Portland cement, aluminate cement, granular nickel slag, dihydrate gypsum, levigate nickel ground-slag, hydroxypropyl methyl
Cellulose is mixed in proportion, obtains powders mixture；
2) running water, water reducer and defoamer are weighed in proportion, agitator is poured into, by powders mixture in 30s at the uniform velocity
It is put into agitator, low speed mixes and stirs 1min, stops after stirring, will be uneven on paddle and material pot wall with scraper in 30s
Mix is scraped, then high-speed stirred 1min, quiet to stop 5min, is further continued for high-speed stirred 15s, obtains the ground cement of nickel slag preparation
Based self-leveling mortar.
The rotational velocity that low speed is mixed and stirred when being stirring vane low speed is 145 ± 5r/min, and revolution speed is 62 ± 5r/min；
Rotational velocity when high-speed stirred is stirring vane high speed is 285 ± 10r/min, and revolution speed is 125 ± 10r/min.
Embodiment 1
Ground cement-based self-leveling mortar prepared by nickel slag, includes the following components of mass percent：Normal silicate
Cement 27%, aluminate cement 6.5%, granular nickel slag 35%, dihydrate gypsum 1.4%, levigate nickel ground-slag 16%, water reducer
0.6%~0.7%, hydroxypropyl methyl cellulose 0.010%~0.015%, defoamer 0.015%~0.02% and running water
13.4%.
Embodiment 2
Ground cement-based self-leveling mortar prepared by nickel slag, includes the following components of mass percent：Normal silicate
Cement 26%, aluminate cement 7%, granular nickel slag 36%, dihydrate gypsum 1.4%, levigate nickel ground-slag 15%, water reducer 0.6%
~0.7%, hydroxypropyl methyl cellulose 0.010%~0.015%, defoamer 0.015%~0.02% and running water 13.9%.
Embodiment 3
Ground cement-based self-leveling mortar prepared by nickel slag, includes the following components of mass percent：Normal silicate
Cement 25%, aluminate cement 7.5%, granular nickel slag 37%, dihydrate gypsum 1.4%, levigate nickel ground-slag 14%, water reducer
0.6%~0.7%, hydroxypropyl methyl cellulose 0.010%~0.015%, defoamer 0.015%~0.02% and running water
14.4%.
Embodiment 4
Ground cement-based self-leveling mortar prepared by nickel slag, includes the following components of mass percent：Normal silicate
Cement 24%, aluminate cement 8%, granular nickel slag 38%, dihydrate gypsum 1.4%, levigate nickel ground-slag 13%, water reducer 0.6%
~0.7%, hydroxypropyl methyl cellulose 0.010%~0.015%, defoamer 0.015%~0.02% and running water 14.8%.
Ground cement-based self-leveling mortar Example formulations prepared by the nickel slag of table 1
As shown in table 1, the preparation method of ground cement-based self-leveling mortar prepared by nickel slag, comprises the following steps：
1) by Portland cement, aluminate cement, granular nickel slag, dihydrate gypsum, levigate nickel ground-slag, hydroxypropyl methyl
Cellulose is mixed in proportion, obtains powders mixture 2kg；
2) running water, water reducer and defoamer are weighed in the ratio corresponding with 2kg powders mixtures, pour into agitator,
Powders mixture is at the uniform velocity put into agitator in 30s, low speed mixes and stirs 1min, stops after stirring, will be stirred with scraper in 30s
The uneven mix mixed on leaf and material pot wall is scraped, then high-speed stirred 1min, quiet to stop 5min, is further continued for high-speed stirred 15s, is obtained
The ground cement-based self-leveling mortar prepared to nickel slag.Ground cement-based self-leveling mortar prepared by four kinds of proportionings of the above
Energy test result is shown in Table 2.
The embodiment 1-4 performance tests of table 2
From experimental result, the ground cement-based self-leveling mortar performance prepared using the present invention can reach《JC/
T 985-2005 ground cement-based self-leveling mortar》Performance requirement, wherein, the mortar compression strength of 28 days reaches C40 grades
It is required that, the mortar rupture strength of 28 days reaches F7 class requirements.
Claims (6)
1. ground cement-based self-leveling mortar prepared by nickel slag, it is characterised in that：Following components including mass percent：It is general
Silicon cement 24~27%, aluminate cement 6.5~8%, granular nickel slag 35~38%, dihydrate gypsum 1.4%, levigate nickel slag 13~
16%th, water reducer 0.6~0.7%, hydroxypropyl methyl cellulose 0.010~0.015%, defoamer 0.015~0.02% and from
Water 13.4~14.8%；The particle diameter of described granular nickel slag is 0.16~0.63mm；Described levigate nickel slag ratio surface area is
340m2/kg。
2. ground cement-based self-leveling mortar prepared by nickel slag according to claim 1, it is characterised in that：Described is general
Silicon cement model P.O42.5R；Described aluminate cement model CA-50.
3. ground cement-based self-leveling mortar prepared by nickel slag according to claim 1, it is characterised in that：Described subtracts
Aqua is high performance water reducing agent of polyocarboxy acid.
4. ground cement-based self-leveling mortar prepared by nickel slag according to claim 1, it is characterised in that：Described disappears
Infusion is SBT-BB34 types.
5. the preparation method of ground cement-based self-leveling mortar prepared by the nickel slag in Claims 1 to 4 described in any one,
It is characterised in that it includes following steps：
1) by ordinary portland cement, aluminate cement, granular nickel slag, dihydrate gypsum, levigate nickel slag, hydroxypropyl methyl cellulose in proportion
Mixing, obtains powders mixture；
2) running water, water reducer and defoamer are weighed in proportion, agitator is poured into, and powders mixture is at the uniform velocity put into 30s
In agitator, low speed mixes and stirs 1min, stops after stirring, is mixed and stirred uneven on paddle and material pot wall with scraper in 30s
Thing is scraped, then high-speed stirred 1min, quiet to stop 5min, is further continued for high-speed stirred 15s, obtain the ground of nickel slag preparation with cement base from
Levelling mortar.
6. the preparation method of ground cement-based self-leveling mortar prepared by nickel slag according to claim 5, its feature exists
In：The rotational velocity that described low speed is mixed and stirred when being stirring vane low speed is 145 ± 5r/min, and revolution speed is 62 ± 5r/
min；Rotational velocity when described high-speed stirred is stirring vane high speed is 285 ± 10r/min, revolution speed is 125 ±
10r/min。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610146052.9A CN105819800B (en) | 2016-03-15 | 2016-03-15 | Ground cement-based self-leveling mortar prepared by nickel slag and preparation method thereof |
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| CN201610146052.9A CN105819800B (en) | 2016-03-15 | 2016-03-15 | Ground cement-based self-leveling mortar prepared by nickel slag and preparation method thereof |
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| CN105819800B true CN105819800B (en) | 2017-09-22 |
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Families Citing this family (11)
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| CN106478030B (en) * | 2016-11-07 | 2018-11-16 | 盐城工学院 | Mattess cement-base wear-resistant material and preparation method thereof of nickel slag preparation |
| CN107298565A (en) * | 2017-08-08 | 2017-10-27 | 盐城工学院 | A kind of abrasion-resistant ground cement-based self-leveling mortar and preparation method thereof |
| CN107352853B (en) * | 2017-08-23 | 2020-01-10 | 盐城工学院 | Nickel slag asphalt mixture and preparation method thereof |
| CN107804983B (en) * | 2017-10-26 | 2020-07-31 | 盐城市国泰混凝土有限公司 | Silicon-rich magnesium nickel slag anti-freezing cement and preparation method thereof |
| CN107915449B (en) * | 2017-12-14 | 2020-09-29 | 盐城工学院 | Dry-mixed masonry mortar and preparation method thereof |
| JP6759470B2 (en) * | 2018-01-10 | 2020-09-23 | 三井住友建設株式会社 | Mortar and its manufacturing method |
| CN108409244A (en) * | 2018-04-03 | 2018-08-17 | 盐城工学院 | A kind of cracking resistance abrasion-resistant concrete ground cement-base wear-resistant material and preparation method thereof |
| CN109553363B (en) * | 2019-01-17 | 2020-12-22 | 林瑞云 | Simulated stone slab and preparation method thereof |
| CN109704677B (en) * | 2019-01-21 | 2021-09-07 | 江苏博拓新型建筑材料有限公司 | Cement-based grouting material for mixing nickel slag sand and nickel slag powder for buildings and preparation method thereof |
| CN110526655B (en) * | 2019-10-17 | 2021-08-31 | 福州大学 | Cement-based self-leveling wear-resistant floor material prepared from modified nickel slag and preparation method thereof |
| CN111454022A (en) * | 2020-05-06 | 2020-07-28 | 江苏启坤循环经济产业技术开发有限公司 | Method for preparing dry-mixed mortar by replacing natural sand with industrial waste residue nickel slag |
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| CN102173711A (en) * | 2011-02-28 | 2011-09-07 | 武汉钢铁(集团)公司 | High-volume slag self-leveling mortar |
| CN104030633B (en) * | 2014-06-09 | 2016-01-20 | 扬州大学 | A kind of nickel dreg concrete |
| CN104478368B (en) * | 2014-12-29 | 2016-06-29 | 扬州大学 | A kind of abrasion-proof concrete mixing nickel slag |
| CN105016690B (en) * | 2015-07-24 | 2017-05-03 | 金川集团股份有限公司 | Method for production of concrete from water quenched nickel-iron slag |
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Effective date of registration: 20190430 Address after: 224005 New Building Materials Industrial Park of Bencang Town, Tinghu District, Yancheng City, Jiangsu Province (16) Patentee after: Yancheng Dingli New Materials Co., Ltd. Address before: 224051 middle road of hope Avenue, Yancheng City, Jiangsu Province, No. 1 Patentee before: Yangcheng Institute of Technology |
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