CN107902928A - A kind of method that blast furnace cinder prepares cement - Google Patents
A kind of method that blast furnace cinder prepares cement Download PDFInfo
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- CN107902928A CN107902928A CN201711064425.9A CN201711064425A CN107902928A CN 107902928 A CN107902928 A CN 107902928A CN 201711064425 A CN201711064425 A CN 201711064425A CN 107902928 A CN107902928 A CN 107902928A
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- 239000004568 cement Substances 0.000 title claims abstract description 46
- 239000003818 cinder Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000654 additive Substances 0.000 claims abstract description 20
- 230000000996 additive effect Effects 0.000 claims abstract description 20
- 239000002893 slag Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 12
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 11
- 238000011017 operating method Methods 0.000 claims abstract description 8
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 7
- 239000010440 gypsum Substances 0.000 claims abstract description 7
- 238000003837 high-temperature calcination Methods 0.000 claims abstract description 6
- 238000007654 immersion Methods 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 32
- 229920000877 Melamine resin Polymers 0.000 claims description 10
- -1 cyanurate melamine ester Chemical class 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- KVGOXGQSTGQXDD-UHFFFAOYSA-N 1-decane-sulfonic-acid Chemical class CCCCCCCCCCS(O)(=O)=O KVGOXGQSTGQXDD-UHFFFAOYSA-N 0.000 claims description 6
- JPAOMENBKRZQDR-UHFFFAOYSA-N CC=CC.[Na] Chemical compound CC=CC.[Na] JPAOMENBKRZQDR-UHFFFAOYSA-N 0.000 claims description 6
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 6
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 239000000292 calcium oxide Substances 0.000 claims description 5
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 5
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical group OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 3
- JJJOZVFVARQUJV-UHFFFAOYSA-N 2-ethylhexylphosphonic acid Chemical compound CCCCC(CC)CP(O)(O)=O JJJOZVFVARQUJV-UHFFFAOYSA-N 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 229910001570 bauxite Inorganic materials 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 5
- VPTUPAVOBUEXMZ-UHFFFAOYSA-N (1-hydroxy-2-phosphonoethyl)phosphonic acid Chemical compound OP(=O)(O)C(O)CP(O)(O)=O VPTUPAVOBUEXMZ-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 239000005864 Sulphur Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- VURFVHCLMJOLKN-UHFFFAOYSA-N Diphosphine Natural products PP VURFVHCLMJOLKN-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
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
- C04B7/00—Hydraulic cements
- C04B7/14—Cements containing slag
- C04B7/147—Metallurgical slag
-
- 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
- C04B5/00—Treatment of metallurgical slag ; Artificial stone from molten metallurgical slag
- C04B5/06—Ingredients, other than water, added to the molten slag or to the granulating medium or before remelting; Treatment with gases or gas generating compounds, e.g. to obtain porous slag
-
- 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
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
- C04B7/421—Inorganic materials
- C04B7/425—Acids or salts thereof
-
- 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
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
- C04B7/428—Organic 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
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/48—Clinker treatment
-
- 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)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention discloses a kind of method that blast furnace cinder prepares cement, including following operating procedure：（1）Blast furnace cinder is added into 6 10 times of heavy soaks of its weight, when immersion treatment 23 is small after, using 24 mesh stainless steel wire net filtrations, obtain filter residue, filter residue dried, be crushed to after 120 150 mesh and blast furnace cinder powder is made, it is spare；（2）Agstone, bauxite, the natural gypsum, blast furnace cinder powder are added into high-temperature electric resistance furnace, after high-temperature calcination, takes out, after being cooled to 160 200 DEG C, adds additive thereto, after mixing, be cooled to room temperature, after being crushed to 200 250 mesh, cement is made.The method that blast furnace cinder provided by the invention prepares cement, carries out processing early period to blast furnace slag, effectively solves the defects of cement setting is long；And after high-temperature maturing, additive is added into cement, further improves the properties of obtained cement.
Description
Technical field
The invention belongs to cement preparing technical field, and in particular to a kind of method that blast furnace cinder prepares cement.
Background technology
Blast furnace slag is during blast furnace ironmaking, by non-volatile in the gangue in ore, the ash content and solvent in fuel
The solid waste that component is formed, mainly contains calcium, silicon, aluminium, magnesium, the oxide of iron and a small amount of sulfide.Blast furnace slag is widely used,
It can replace natural stone to be used for highway, airport, foundation engineering, railroad ballast, aggregate and bituminous paving etc., it is very
An important purposes is prepares cement, and blast furnace slag has potential hydraulic gelling property, in clinker, lime, gypsum etc.
Under exciting agent effect, good cement raw material can be used as, but is found in actual production, adds the cement of blast furnace slag,
Although every mechanical property due to, there is setting time it is long the defects of, main cause may be contained in blast furnace slag
Fe hinder the aquation of calcium sulphoaluminate, the amount that entringite is formed is less, therefore the setting time of cement is long.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of blast furnace cinder preparation for effectively reducing setting time
The method of cement.
The present invention is achieved by the following technical solutions.
A kind of method that blast furnace cinder prepares cement, including following operating procedure：
（1）Blast furnace cinder is added into 6-10 times of soak weighed of its weight, when immersion treatment 2-3 is small after, using 2-4 mesh not
Become rusty steel wire net filtration, obtains filter residue, filter residue is dried, and blast furnace cinder powder is made after being crushed to 120-150 mesh, spare, wherein soaking
Bubble liquid is made of the component of following parts by weight：11-16 parts of methylpropene sodium sulfonate, 5-8 parts of 1- decane sulfonates, hydroxy ethylene
14-17 parts of di 2 ethylhexyl phosphonic acid, 1-2 parts of sulfuric acid, 480-550 parts of water；
（2）By weight, by 64-72 parts of agstones, 22-26 parts of bauxites, the 27-31 parts of naturals gypsum, 17-23 parts of blast furnaces
Slag powder is added into high-temperature electric resistance furnace, after 1340-1380 DEG C of high-temperature calcination 40-50min, is taken out, after being cooled to 160-200 DEG C,
Additive is added thereto, after mixing, is cooled to room temperature, and after being crushed to 200-250 mesh, cement, wherein additive is made
It is made of the component of following parts by weight：18-23 parts of bodied ferric sulfate, 11-16 parts of cyanurate melamine ester, molybdenum disulfide 3-6
Part.
Specifically, above-mentioned steps（1）In, sulfuric acid is the sulfuric acid that mass fraction is 15%.
Specifically, above-mentioned steps（2）In, the Average Particle Diameters of agstone are 180-200 mesh, and calcium oxide content is
45.8-46.5%。
Specifically, above-mentioned steps（2）In, the purity of cyanurate melamine ester is 98%, and Average Particle Diameters are 200 mesh.
Specifically, above-mentioned steps（2）In, the addition of additive is the 2-7% of agstone quality.
From the above technical scheme, it can be seen that the beneficial effects of the invention are as follows：
The method that blast furnace cinder provided by the invention prepares cement, carries out processing early period to blast furnace slag, effectively solves cement
Condense the defects of long；And after high-temperature maturing, additive is added into cement, further improves obtained cement
Properties.Wherein, the methylpropene sodium sulfonate in soak, 1- decane sulfonates permeability in blast furnace slag are extremely strong, when it
After penetrating into blast furnace slag, the crushing effect of blast furnace slag can be effectively lifted, lifts the utilization rate of blast furnace slag；Hydroxy ethylene diphosphine
After acid, sulfuric acid synergistic effect, the content of fe in blast furnace slag, and then the effective condensation for shortening cement can be effectively reduced
Time；Additive provided by the invention, can effectively lift the stability for the entringite that cement is formed in hydration process, and then
The effective intensity for improving cement, reduces the expansion rate of cement, prevents cement phenomenon cracking after condensation.
Embodiment
Below by specific embodiment, the present invention is described in detail, but the purposes of these illustrative embodiments and
Purpose is only used for enumerating the present invention, not forms any type of any restriction to the real protection scope of the present invention, more non-to incite somebody to action
Protection scope of the present invention is confined to this.
Embodiment 1
A kind of method that blast furnace cinder prepares cement, including following operating procedure：
（1）Blast furnace cinder is added into 6 times of heavy soaks of its weight, when immersion treatment 2 is small after, using 2 mesh stainless steel wires
Net filtration, obtains filter residue, and filter residue is dried, and blast furnace cinder powder is made after being crushed to 120 mesh, spare, wherein soak is by following
The component of parts by weight is made：11 parts of methylpropene sodium sulfonate, 5 parts of 1- decane sulfonates, 14 parts of hydroxy ethylene diphosphonic acid, sulfuric acid
1 part, 480 parts of water；
（2）By weight, by 64 parts of agstones, 22 parts of bauxites, 27 parts of naturals gypsum, 17 parts of blast furnace cinder powder add to
In high-temperature electric resistance furnace, after 1340 DEG C of high-temperature calcination 40min, take out, after being cooled to 160 DEG C, add additive thereto, be mixed
Afterwards, it is cooled to room temperature, after being crushed to 200 mesh, cement is made, wherein additive is made of the component of following parts by weight：Polymerised sulphur
Sour 18 parts of iron, 11 parts of cyanurate melamine ester, 3 parts of molybdenum disulfide.
Specifically, above-mentioned steps（1）In, sulfuric acid is the sulfuric acid that mass fraction is 15%.
Specifically, above-mentioned steps（2）In, the Average Particle Diameters of agstone are 180 mesh, calcium oxide content 45.8%.
Specifically, above-mentioned steps（2）In, the purity of cyanurate melamine ester is 98%, and Average Particle Diameters are 200 mesh.
Specifically, above-mentioned steps（2）In, the addition of additive is the 2% of agstone quality.
Embodiment 2
A kind of method that blast furnace cinder prepares cement, including following operating procedure：
（1）Blast furnace cinder is added into 8 times of heavy soaks of its weight, when immersion treatment 2.5 is small after, using 3 mesh stainless steels
Silk screen filter, obtains filter residue, and filter residue is dried, and is crushed to after 130 mesh and blast furnace cinder powder is made, spare, wherein soak by with
The component of lower parts by weight is made：13 parts of methylpropene sodium sulfonate, 7 parts of 1- decane sulfonates, 15 parts of hydroxy ethylene diphosphonic acid, sulphur
Sour 1 part, 500 parts of water；
（2）By weight, by 68 parts of agstones, 24 parts of bauxites, 29 parts of naturals gypsum, 21 parts of blast furnace cinder powder add to
In high-temperature electric resistance furnace, after 1360 DEG C of high-temperature calcination 45min, take out, after being cooled to 180 DEG C, add additive thereto, be mixed
Afterwards, it is cooled to room temperature, after being crushed to 230 mesh, cement is made, wherein additive is made of the component of following parts by weight：Polymerised sulphur
Sour 21 parts of iron, 13 parts of cyanurate melamine ester, 5 parts of molybdenum disulfide.
Specifically, above-mentioned steps（1）In, sulfuric acid is the sulfuric acid that mass fraction is 15%.
Specifically, above-mentioned steps（2）In, the Average Particle Diameters of agstone are 190 mesh, calcium oxide content 46.1%.
Specifically, above-mentioned steps（2）In, the purity of cyanurate melamine ester is 98%, and Average Particle Diameters are 200 mesh.
Specifically, above-mentioned steps（2）In, the addition of additive is the 5% of agstone quality.
Embodiment 3
A kind of method that blast furnace cinder prepares cement, including following operating procedure：
（1）Blast furnace cinder is added into 10 times of heavy soaks of its weight, when immersion treatment 3 is small after, using 4 mesh stainless steel wires
Net filtration, obtains filter residue, and filter residue is dried, and blast furnace cinder powder is made after being crushed to 150 mesh, spare, wherein soak is by following
The component of parts by weight is made：16 parts of methylpropene sodium sulfonate, 8 parts of 1- decane sulfonates, 17 parts of hydroxy ethylene diphosphonic acid, sulfuric acid
2 parts, 550 parts of water；
（2）By weight, by 72 parts of agstones, 26 parts of bauxites, 31 parts of naturals gypsum, 23 parts of blast furnace cinder powder add to
In high-temperature electric resistance furnace, after 1380 DEG C of high-temperature calcination 50min, take out, after being cooled to 200 DEG C, add additive thereto, be mixed
Afterwards, it is cooled to room temperature, after being crushed to 250 mesh, cement is made, wherein additive is made of the component of following parts by weight：Polymerised sulphur
Sour 23 parts of iron, 16 parts of cyanurate melamine ester, 6 parts of molybdenum disulfide.
Specifically, above-mentioned steps（1）In, sulfuric acid is the sulfuric acid that mass fraction is 15%.
Specifically, above-mentioned steps（2）In, the Average Particle Diameters of agstone are 200 mesh, calcium oxide content 46.5%.
Specifically, above-mentioned steps（2）In, the purity of cyanurate melamine ester is 98%, and Average Particle Diameters are 200 mesh.
Specifically, above-mentioned steps（2）In, the addition of additive is the 7% of agstone quality.
Comparative example 1
Step（1）In soak do not contain hydroxy ethylene diphosphonic acid, sulfuric acid, remaining operating procedure and embodiment 2 are complete
It is identical.
Comparative example 2
Step（2）In do not add additive, remaining operating procedure is identical with embodiment 3.
Cement is made with the method for each embodiment and comparative example respectively, then tests the properties of cement, test result
As shown in table 1：
1 cement performance of table is tested
| Project | Setting time, min | Net slurry intensity, MPa |
| Embodiment 1 | 28 | 56 |
| Comparative example 1 | 115 | 51 |
| Embodiment 2 | 25 | 58 |
| Comparative example 2 | 30 | 32 |
| Embodiment 3 | 24 | 59 |
Wherein, setting time：According to GB/T 1346-2001《Cement normal consistency water consumption, setting time, stability inspection party
Method》It is measured.
Net slurry intensity：Raw material are pressed and test proportioning mixing, are molded 20mmx20mmx20mm test specimens, directly use what is given
Water consumption carries out stirring by hand and, in favor of specimen molding, is placed in the water tank of 1 DEG C of 20 scholar and conserves 10 days after the demoulding, measure its resistance to compression
Intensity.
As shown in Table 1, the present invention provides the method that blast furnace cinder prepares cement, when can effectively reduce the condensation of cement
Between, the intensity of cement is lifted, drastically increases the quality of cement.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, can be to the skill of the present invention
Art scheme technical scheme is modified or replaced equivalently, without departing from the objective and scope of technical solution of the present invention, it should all cover at this
Among the right of invention.
Claims (5)
1. a kind of method that blast furnace cinder prepares cement, it is characterised in that including following operating procedure：
（1）Blast furnace cinder is added into 6-10 times of soak weighed of its weight, when immersion treatment 2-3 is small after, using 2-4 mesh not
Become rusty steel wire net filtration, obtains filter residue, filter residue is dried, and blast furnace cinder powder is made after being crushed to 120-150 mesh, spare, wherein soaking
Bubble liquid is made of the component of following parts by weight：11-16 parts of methylpropene sodium sulfonate, 5-8 parts of 1- decane sulfonates, hydroxy ethylene
14-17 parts of di 2 ethylhexyl phosphonic acid, 1-2 parts of sulfuric acid, 480-550 parts of water；
（2）By weight, by 64-72 parts of agstones, 22-26 parts of bauxites, the 27-31 parts of naturals gypsum, 17-23 parts of blast furnaces
Slag powder is added into high-temperature electric resistance furnace, after 1340-1380 DEG C of high-temperature calcination 40-50min, is taken out, after being cooled to 160-200 DEG C,
Additive is added thereto, after mixing, is cooled to room temperature, and after being crushed to 200-250 mesh, cement, wherein additive is made
It is made of the component of following parts by weight：18-23 parts of bodied ferric sulfate, 11-16 parts of cyanurate melamine ester, molybdenum disulfide 3-6
Part.
2. the method that cement is prepared according to a kind of blast furnace cinder described in claim 1, it is characterised in that above-mentioned steps（1）
In, sulfuric acid is the sulfuric acid that mass fraction is 15%.
3. the method that cement is prepared according to a kind of blast furnace cinder described in claim 1, it is characterised in that above-mentioned steps（2）
In, the Average Particle Diameters of agstone are 180-200 mesh, calcium oxide content 45.8-46.5%.
4. the method that cement is prepared according to a kind of blast furnace cinder described in claim 1, it is characterised in that above-mentioned steps（2）
In, the purity of cyanurate melamine ester is 98%, and Average Particle Diameters are 200 mesh.
5. the method that cement is prepared according to a kind of blast furnace cinder described in claim 1, it is characterised in that above-mentioned steps（2）
In, the addition of additive is the 2-7% of agstone quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711064425.9A CN107902928A (en) | 2017-11-02 | 2017-11-02 | A kind of method that blast furnace cinder prepares cement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711064425.9A CN107902928A (en) | 2017-11-02 | 2017-11-02 | A kind of method that blast furnace cinder prepares cement |
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| Publication Number | Publication Date |
|---|---|
| CN107902928A true CN107902928A (en) | 2018-04-13 |
Family
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| CN201711064425.9A Pending CN107902928A (en) | 2017-11-02 | 2017-11-02 | A kind of method that blast furnace cinder prepares cement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109081616A (en) * | 2018-09-19 | 2018-12-25 | 山东国铭球墨铸管科技有限公司 | A kind of blast furnace melts the deep process of slag |
| CN112456837A (en) * | 2019-09-09 | 2021-03-09 | 罗定市宏泰建材有限公司 | Cement admixture and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1215706A (en) * | 1998-07-21 | 1999-05-05 | 赵洪义 | Compound additive for increase of blending amount and performance of cement mixed material |
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| CN112456837A (en) * | 2019-09-09 | 2021-03-09 | 罗定市宏泰建材有限公司 | Cement admixture and preparation method thereof |
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