CN110156413A - A kind of portland slag cement is for the dosage adjustment method in concrete - Google Patents
A kind of portland slag cement is for the dosage adjustment method in concrete Download PDFInfo
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- CN110156413A CN110156413A CN201910322288.7A CN201910322288A CN110156413A CN 110156413 A CN110156413 A CN 110156413A CN 201910322288 A CN201910322288 A CN 201910322288A CN 110156413 A CN110156413 A CN 110156413A
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- Prior art keywords
- parts
- concrete
- slag cement
- portland slag
- water
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Classifications
-
- 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
- C04B28/08—Slag 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B7/00—Hydraulic cements
- C04B7/14—Cements containing slag
- C04B7/147—Metallurgical slag
- C04B7/153—Mixtures thereof with other inorganic cementitious materials or other activators
- C04B7/17—Mixtures thereof with other inorganic cementitious materials or other activators with calcium oxide containing activators
- C04B7/19—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
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/28—Cements from oil shales, residues or waste other than slag from combustion residues, e.g. ashes or slags from waste incineration
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/52—Grinding aids; Additives added during grinding
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
For the dosage adjustment method in concrete, it is related to technical field of concrete for a kind of portland slag cement.It comprises the steps of: S1, in parts by weight prepare portland slag cement 50-65 parts, 80-110 parts of fine aggregate, 115-160 parts of coarse aggregate, 20-25 parts of water, 2-3 parts of fiber raw material；S2, Solid-liquid mixture will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1；S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water is then added and stirs evenly, forms slurry；S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.The invention has the following beneficial effects: the portland slag cement of production has good compression strength, the concrete using this method preparation has good mobility, can shorten setting time, improve the structural strength of concrete, while promote the processing performance of concrete.
Description
Technical field
The present invention relates to technical field of concrete, and in particular to a kind of portland slag cement is for the dosage in concrete
Concocting method.
Background technique
Cement is powdery hydraulicity inorganic coagulation material.At slurry after adding water and stirring, can harden in air or in water
In preferably harden, and can the materials such as sand, stone are cemented together securely.The mixture of early stage lime and volcanic ash and modern times
Lime pozzolanic cement it is much like, the concrete made of its cementing rubble, not only intensity is higher after hardening, and can also support
The erosion of anti-fresh water or brackish water.For a long time, it is widely used in civil construction, water as a kind of important cementitious material
The engineerings such as benefit, national defence.
Portland clinker firing temperature is high, consumes a large amount of fat lime stone resources, can also generate a large amount of greenhouses CO2 gas
The pernicious gases such as body and SOx, NOx.Portland clinker minerals composition is mainly C3S, C2S, C3A and C4AF, silicic acid simultaneously
Salt cement early strength is lower, setting time is long, and the aquation later period, there may be shrinkage cracks, influences the mechanical property of cement.Sulphur
Aluminate cement has the good characteristics such as early strong, high-strength, freeze proof, impervious, corrosion-resistant and low alkalinity；Sulphate aluminium cement configuration
Concrete permeability resistance and cracking resistance are good, long-term strength steady growth, and durability is good.It is all by Portland clinker and granulation
Hydraulic cementing materials made of blast-furnace cinder, proper amount of gypsum are levigate is known as portland slag cement.
Portland slag cement is used to deploy the concrete of stirring production at present, and setting time is longer, and intensity is lower, no
Conducive to use.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of portland slag cements for mixing
Dosage adjustment method in solidifying soil, it can solve current portland slag cement for deploying the concrete of stirring production, coagulates
Tie the time it is longer, intensity is lower, be unfavorable for using defect.
To achieve the above object, the present invention is using following technical scheme: it is comprised the steps of:
S1, prepare portland slag cement 50-65 parts, 80-110 parts of fine aggregate, coarse aggregate 115-160 in parts by weight
Part, 20-25 parts of water, 2-3 parts of fiber raw material；
S2, solid-liquid mixing will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1
Material；
S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water stirring is then added
Uniformly, slurry is formed；
S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.
Preferably, in the step S1 raw material parts by weight are as follows: it is 55 parts of portland slag cement, 90 parts of fine aggregate, thick
Gather materials 120 parts, 25 parts of water, 2 parts of fiber.
Preferably, in the step S1 raw material parts by weight are as follows: it is 50 parts of portland slag cement, 100 parts of fine aggregate, thick
Gather materials 130 parts, 25 parts of water, 3 parts of fiber.
Further, the portland slag cement is made of following parts by weight raw material: Portland clinker 50-60
Part, 3-5 parts of gypsum, 25-35 parts of granulated blast-furnace slag, 3-5 parts of lime stone, 5-10 parts of kiln ash, 2-5 parts of zeolite, grinding aid 0.1-
0.3 part.
Further, the grinding aid includes triethanolamine 5-15 parts, triethanolamine acetate 5-15 according to parts by weight
Part, 3-8 parts of glycerol, 1-5 parts of ethylene glycol, 0.5-2 parts of water-reducing agent, 3-8 parts of sodium thiosulfate, 50-60 parts of water.
Further, sand in fine aggregate selection.
Further, the coarse aggregate includes the gravelstone that partial size is 5-20mm and the middle stone that partial size is 20-40mm.
Further, the fiber is polypropylene fibre.
After adopting the above technical scheme, the invention has the following beneficial effects: the portland slag cement of production has good resist
Compressive Strength, the concrete using this method preparation have good mobility, can shorten setting time, improve the knot of concrete
Structure intensity, while promoting the processing performance of concrete.
Specific embodiment
Embodiment 1
Present embodiment the technical solution adopted is that: it is comprised the steps of:
S1, prepare 55 parts of portland slag cement, 90 parts of fine aggregate, 120 parts of coarse aggregate, 25 parts of water, fibre in parts by weight
The raw material of 2 parts of dimension；
S2, solid-liquid mixing will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1
Material；
S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water stirring is then added
Uniformly, slurry is formed；
S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.
The portland slag cement is made of following parts by weight raw material: 50 parts of Portland clinker, 5 parts of gypsum,
35 parts of granulated blast-furnace slag, 5 parts of lime stone, kiln grey 5 parts, 5 parts of zeolite, 0.2 part of grinding aid.
The grinding aid includes 10 parts of triethanolamine, 10 parts of triethanolamine acetate, 5 parts of glycerol, second two according to parts by weight
4 parts of alcohol, 2 parts of lignin sulfonate water-reducing agent, 13 parts of chlorohydrocarbon, 5 parts of sodium thiosulfate, 58 parts of water.
Embodiment 2
Present embodiment the technical solution adopted is that: it is comprised the steps of:
S1, prepare 50 parts of portland slag cement, 100 parts of fine aggregate, 130 parts of coarse aggregate, 25 parts of water, fibre in parts by weight
The raw material of 3 parts of dimension；
S2, solid-liquid mixing will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1
Material；
S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water stirring is then added
Uniformly, slurry is formed；
S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.
The portland slag cement is made of following parts by weight raw material: 60 parts of Portland clinker, 3 parts of gypsum,
30 parts of granulated blast-furnace slag, 4 parts of lime stone, kiln grey 8 parts, 4 parts of zeolite, 0.3 part of grinding aid.
The grinding aid includes 5 parts of triethanolamine, 15 parts of triethanolamine acetate, 6 parts of glycerol, second two according to parts by weight
3 parts of alcohol, 1 part of lignin sulfonate water-reducing agent, 15 parts of chlorohydrocarbon, 4 parts of sodium thiosulfate, 60 parts of water.
Embodiment 3
Present embodiment the technical solution adopted is that: it is comprised the steps of:
S1, prepare 60 parts of portland slag cement, 95 parts of fine aggregate, 125 parts of coarse aggregate, 20 parts of water, fibre in parts by weight
The raw material of 2 parts of dimension；
S2, solid-liquid mixing will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1
Material；
S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water stirring is then added
Uniformly, slurry is formed；
S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.
The portland slag cement is made of following parts by weight raw material: 55 parts of Portland clinker, 4 parts of gypsum,
33 parts of granulated blast-furnace slag, 3 parts of lime stone, kiln grey 6 parts, 3 parts of zeolite, 0.2 part of grinding aid.
The grinding aid includes 8 parts of triethanolamine, 12 parts of triethanolamine acetate, 7 parts of glycerol, second two according to parts by weight
2 parts of alcohol, 0.5 part of lignin sulfonate water-reducing agent, 10 parts of chlorohydrocarbon, 3 parts of sodium thiosulfate, 55 parts of water.
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (8)
1. a kind of portland slag cement is for the dosage adjustment method in concrete, it is characterised in that: it is comprised the steps of:
S1, prepare portland slag cement 50-65 parts, 80-110 parts of fine aggregate, 115-160 parts of coarse aggregate, water in parts by weight
20-25 parts, 2-3 parts of fiber of raw material；
S2, Solid-liquid mixture will be stirred to get in fine aggregate, coarse aggregate, water the addition blender of ratio in step S1；
S3, the portland slag cement and fiber of ratio in step S1 are added to the container, water are then added and stirs evenly,
Form slurry；
S4, the Solid-liquid mixture and the slurry are added in blender, are uniformly mixed to obtain concrete.
2. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
Be: the parts by weight of raw material in the step S1 are as follows: 55 parts of portland slag cement, 90 parts of fine aggregate, 120 parts of coarse aggregate,
25 parts of water, 2 parts of fiber.
3. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
Be: the parts by weight of raw material in the step S1 are as follows: 50 parts of portland slag cement, 100 parts of fine aggregate, 130 parts of coarse aggregate,
25 parts of water, 3 parts of fiber.
4. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
Be: the portland slag cement is made of following parts by weight raw material: 50-60 parts of Portland clinker, gypsum 3-5
Part, 25-35 parts of granulated blast-furnace slag, 3-5 parts of lime stone, 5-10 parts of kiln ash, 2-5 parts of zeolite, 0.1-0.3 parts of grinding aid.
5. a kind of portland slag cement according to claim 4 is for the dosage adjustment method in concrete, feature
Be: the grinding aid according to parts by weight, comprising triethanolamine 5-15 parts, 5-15 parts of triethanolamine acetate, 3-8 parts of glycerol,
1-5 parts of ethylene glycol, 0.5-2 parts of water-reducing agent, 3-8 parts of sodium thiosulfate, 50-60 parts of water.
6. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
It is: sand in the fine aggregate selection.
7. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
It is: the middle stone that the coarse aggregate includes the gravelstone that partial size is 5-20mm and partial size is 20-40mm.
8. a kind of portland slag cement according to claim 1 is for the dosage adjustment method in concrete, feature
Be: the fiber is polypropylene fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322288.7A CN110156413A (en) | 2019-04-22 | 2019-04-22 | A kind of portland slag cement is for the dosage adjustment method in concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322288.7A CN110156413A (en) | 2019-04-22 | 2019-04-22 | A kind of portland slag cement is for the dosage adjustment method in concrete |
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| CN110156413A true CN110156413A (en) | 2019-08-23 |
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| CN201910322288.7A Pending CN110156413A (en) | 2019-04-22 | 2019-04-22 | A kind of portland slag cement is for the dosage adjustment method in concrete |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404456C (en) * | 2006-11-21 | 2008-07-23 | 武汉理工大学 | Slag composite activated grinding aids, and preparation method |
| CN107188602A (en) * | 2017-06-03 | 2017-09-22 | 合肥佳洋电子科技有限公司 | A kind of impervious strong concrete building block and preparation method thereof |
| CN107311582A (en) * | 2017-06-19 | 2017-11-03 | 金川集团股份有限公司 | A kind of early strong rubber gel material proportioning decision-making technique of low cost |
| CN107986648A (en) * | 2017-12-26 | 2018-05-04 | 天津山水水泥有限公司 | Portland slag cement and preparation method thereof |
-
2019
- 2019-04-22 CN CN201910322288.7A patent/CN110156413A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404456C (en) * | 2006-11-21 | 2008-07-23 | 武汉理工大学 | Slag composite activated grinding aids, and preparation method |
| CN107188602A (en) * | 2017-06-03 | 2017-09-22 | 合肥佳洋电子科技有限公司 | A kind of impervious strong concrete building block and preparation method thereof |
| CN107311582A (en) * | 2017-06-19 | 2017-11-03 | 金川集团股份有限公司 | A kind of early strong rubber gel material proportioning decision-making technique of low cost |
| CN107986648A (en) * | 2017-12-26 | 2018-05-04 | 天津山水水泥有限公司 | Portland slag cement and preparation method thereof |
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Application publication date: 20190823 |