CN104556880A - Preparation method of building material concrete - Google Patents
Preparation method of building material concrete Download PDFInfo
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- CN104556880A CN104556880A CN201510010974.2A CN201510010974A CN104556880A CN 104556880 A CN104556880 A CN 104556880A CN 201510010974 A CN201510010974 A CN 201510010974A CN 104556880 A CN104556880 A CN 104556880A
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- 239000004567 concrete Substances 0.000 title claims abstract description 92
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- 239000004566 building material Substances 0.000 title abstract description 3
- 239000000654 additive Substances 0.000 claims abstract description 32
- 239000002131 composite material Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000004568 cement Substances 0.000 claims abstract description 23
- -1 polypropylene Polymers 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 22
- 239000004743 Polypropylene Substances 0.000 claims abstract description 16
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 16
- 239000000835 fiber Substances 0.000 claims abstract description 16
- DGVVJWXRCWCCOD-UHFFFAOYSA-N naphthalene;hydrate Chemical compound O.C1=CC=CC2=CC=CC=C21 DGVVJWXRCWCCOD-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229920001155 polypropylene Polymers 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000004576 sand Substances 0.000 claims abstract description 16
- 239000004575 stone Substances 0.000 claims abstract description 16
- 238000000227 grinding Methods 0.000 claims description 54
- 239000000203 mixture Substances 0.000 claims description 34
- 230000000996 additive effect Effects 0.000 claims description 30
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 24
- 239000000843 powder Substances 0.000 claims description 24
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 14
- 229910021536 Zeolite Inorganic materials 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 13
- ONCZQWJXONKSMM-UHFFFAOYSA-N dialuminum;disodium;oxygen(2-);silicon(4+);hydrate Chemical compound O.[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Na+].[Na+].[Al+3].[Al+3].[Si+4].[Si+4].[Si+4].[Si+4] ONCZQWJXONKSMM-UHFFFAOYSA-N 0.000 claims description 13
- 229910001649 dickite Inorganic materials 0.000 claims description 13
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 13
- 229940080314 sodium bentonite Drugs 0.000 claims description 13
- 229910000280 sodium bentonite Inorganic materials 0.000 claims description 13
- 239000010457 zeolite Substances 0.000 claims description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 12
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 12
- 229930006000 Sucrose Natural products 0.000 claims description 12
- 239000004411 aluminium Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052934 alunite Inorganic materials 0.000 claims description 12
- 239000010424 alunite Substances 0.000 claims description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 12
- 239000004327 boric acid Substances 0.000 claims description 12
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 12
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 12
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 12
- 239000010881 fly ash Substances 0.000 claims description 12
- 239000010440 gypsum Substances 0.000 claims description 12
- 229910052602 gypsum Inorganic materials 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 229920000609 methyl cellulose Polymers 0.000 claims description 12
- 239000001923 methylcellulose Substances 0.000 claims description 12
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 12
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 12
- 235000019353 potassium silicate Nutrition 0.000 claims description 12
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 12
- 239000005720 sucrose Substances 0.000 claims description 12
- KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 6
- 238000011068 loading method Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims 3
- 239000011734 sodium Substances 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000005303 weighing Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 208000034189 Sclerosis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001653 ettringite Inorganic materials 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to a preparation method of building material concrete. The preparation method disclosed by the invention is characterized by comprising the following steps of: weighing the raw materials including cement, concrete composite additives, sand, stone, water, polypropylene fiber and a naphthalene water reducer; and putting the cement, the concrete composite additives and 100 ml of water into a concrete stirrer to stir, continuously stirring by adding the sand, the stone, the polypropylene fiber, the naphthalene water reducer and 125 ml of water, and stirring to obtain the concrete. The preparation method disclosed by the invention has the advantages of being easy to purchase concrete raw materials, simple in production process and simple and easy to produce products; the concrete prepared by the method is used conveniently and uniformly in the use process; the production stability is satisfied; and the quality of the prepared concrete is ensured.
Description
Technical field
The present invention relates to the concrete preparation method of a kind of material of construction, belong to building material manufacture field.
Background technology
The raw-material volume of volume ratio reacting the crystalline compound formed due to water and cement is little, therefore causes the contraction of volume of concrete.In morning, the mid-term of sclerosis, cause drying shrinkage, temperature variation etc. due to the evaporation of free water in concrete again, this series of problem causes concrete easy to crack.Cement expansive material is a kind of mineral additive, has the effect of anti-crack and anti-seepage, and it generates ettringite, calcium hydroxide and magnesium hydroxide through hydration reaction after mixing and stirring with cement, water in concrete mixing process, makes concrete produce volumetric expansion.Be called expansive concrete with the concrete of its preparation, apply at home widely at present, positive effect is served to the quality improving concrete construction.Use cement expansive material can prepare expansive concrete, fill concrete, filling mortar, self-stressing concrete and water-proof concrete.At China's swelling agent by a large amount of for expansive concrete, expansive concrete is reacted by expansion component and hydrolysis product of cement to produce volumetric expansion, by expansion energy to restraint work done, the confined expansion produced is offset concrete drying, cooling and load etc. and is acted on the confined shrinkage caused, generally inside concrete can be made to set up the stress of 0.2-0.7MPa under used arrangement of reinforcement condition, mainly dry shrinkage be compensated.The key distinction of expansive concrete and normal concrete is: 1. due to the effect of confined expansion, improves concrete stressed condition; 2., because the filling effect of swelling property crystal makes the macropore in Behavior of Hardened Cement Paste diminish, overall porosity declines, and improve concrete pore structure, thus improve concrete impermeability, it has the crack resistance that general water-proof concrete cannot be compared.
We find a kind of to be used for concrete additive in test of long duration and practice, concrete additive of the present invention in intensity, toughness, stability etc. on performance excellent, be specially adapted to road, bridge.And by adding this concrete additive, make the effect that concrete surface is smooth, have obvious brightness.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of concrete preparation method with functions such as high strength, high-tenacity, high stabilities is provided.
For achieving the above object, the technical solution used in the present invention is as follows:
The concrete preparation method of a kind of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts, sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan), sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts of proportionings prepare raw material
Step (2): alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate afterwards into, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
The concrete preparation method of a kind of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts, sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan), sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts of proportionings prepare raw material
Step (2): alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate afterwards into, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
Compared with prior art, the present invention has following beneficial effect:
1, the preparation of base sample: adopt cement 450g, sand 650g, stone 1100 g, polypropylene fibre 4g, naphthalene water reducer 3g, water consumption 225ml, and shaping 40 × 40 × 160mm test specimen, temperature 20 ± 2 DEG C, humidity is maintenance under the condition of more than 90%.
2, the preparation of test sample: adopt cement 423g, the concrete composite additive 27g prepared, sand 650g, stone 1100 g, polypropylene fibre 4g, naphthalene water reducer 3g, water consumption 225ml, according to, and shaping 40 × 40 × 160mm test specimen, temperature 20 ± 2 DEG C, humidity is maintenance under the condition of more than 90%.
Obtained concrete composite additive is improve 4.5MPa at early age strength of concrete when volume is and substitutes cement consumption 6 ﹪ in concrete in concrete; Later strength improves 11.1MPa.Concrete raw material of the present invention is easily purchased, and production technique is uncomplicated, is simply easy to produce product, conveniently also can evenly use in use procedure, meets the stability of producing, and ensures the concrete quality of production.
Embodiment
Embodiment 1
The concrete preparation method of a kind of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts, sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan), sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts of proportionings prepare raw material
Step (2): alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate afterwards into, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
Embodiment 2
The concrete preparation method of a kind of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts, sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan), sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts of proportionings prepare raw material
Step (2): alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate afterwards into, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
Claims (7)
1. the concrete preparation method of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts, sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan), sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts of proportionings prepare raw material
Step (2): alunite 63 parts, dickite 33 parts, zeolite powder 33 parts, montmorillonite 23 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 13 parts, 13 parts, flyash, 12 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 6 parts, polyvinyl alcohol 3.3 parts, methylcellulose gum 3.3 parts, 3 parts, sodium carbonate afterwards into, 2 parts, gypsum, water glass 3 parts, aluminium powder 1.3 parts, boric acid 1.3 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
2. the concrete preparation method of material of construction, is characterized in that:
Take raw material: cement 423g, concrete composite additive 27g, sand 650g, stone 1100 g, water 225ml, polypropylene fibre 4g, naphthalene water reducer 3g; First cement, concrete composite additive and 100 ml water are put into concrete mixer and stir 2 minutes, then add sand, stone, polypropylene fibre, naphthalene water reducer and 125ml water continuation stirring 2 minutes, after stirring, obtain concrete;
Described concrete composite additive preparation method step is:
Step (1): according to alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts, sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan), sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts of proportionings prepare raw material
Step (2): alunite 68 parts, dickite 38 parts, zeolite powder 38 parts, montmorillonite 28 parts are carried out grinding in pulverizer, rotating speed is 120r/min, grinding 8 hours, grinding composition granule degree size is 1.2-1.4mm, heats afterwards to grinding thing, Heating temperature 700 DEG C, be incubated 3 hours, after cooling in pulverizer grinding 2 hours again, obtaining mixture A granularity size is 0.8-1mm
Step (3): sodium bentonite 18 parts, 18 parts, flyash, 14 parts, Calcium Fluoride (Fluorspan) are carried out grinding in pulverizer, rotating speed is 100r/min, grinding 3 hours, obtaining compound particles granularity size is 0.6-0.8mm, heats afterwards to grinding thing, Heating temperature 750 DEG C, be incubated 2 hours, after cooling in pulverizer grinding 3 hours again, obtaining mixture B granularity size is 0.3-0.5mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour sucrose 9 parts, polyvinyl alcohol 3.8 parts, methylcellulose gum 3.8 parts, 2 parts, sodium carbonate afterwards into, 3 parts, gypsum, water glass 2 parts, aluminium powder 1.8 parts, boric acid 1.8 parts, then mechanically mixing 1 hour, obtain concrete composite additive.
3. concrete preparation method as claimed in claim 1, it is 0.9mm that step (2) obtains mixture A granularity size.
4. the concrete preparation method of the material of construction as described in claim 1-3, it is 0.4mm that step (3) obtains mixture B granularity size.
5. the concrete preparation method of material of construction as claimed in claim 5, sodium bentonite composition is (weight): 77.3%SiO
2, 8.5%Al
2o
3, 1.9%Fe
2o
3, 1.1%CaO, 4%MgO, 3.8%Na
2o, 3.4% loss on ignition.
6. the concrete preparation method of material of construction as claimed in claim 1, dickite composition is (weight): 61.1%SiO
2, 31.3%Al
2o
3, 1.2%Fe
2o
3, 1.1%CaO, 0.5%MgO, 4.8% loss on ignition.
7. the concrete preparation method of the material of construction as described in claim 1-6, zeolite component is (weight): 65.5%SiO
2, 14.7%Al
2o
3, 3.6%FeO, 6.5%Fe
2o
3, 2.7%CaO, 2.8%MgO, 0.5%TiO2,0.3%K2O, 0.2%MnO, 3.2% loss on ignition.
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| CN201510010974.2A CN104556880B (en) | 2014-02-17 | 2014-02-17 | A kind of preparation method of construction material concrete |
| CN201410052828.1A CN103755269B (en) | 2014-02-17 | 2014-02-17 | Preparation method of concrete |
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| CN201410052828.1A Division CN103755269B (en) | 2014-02-17 | 2014-02-17 | Preparation method of concrete |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105272042A (en) * | 2015-11-02 | 2016-01-27 | 中国三冶集团有限公司 | Anti-freezing and anti-cracking concrete |
| CN107021685A (en) * | 2017-05-22 | 2017-08-08 | 山东交通学院 | A kind of concrete for building a bridge |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101591158A (en) * | 2008-05-30 | 2009-12-02 | 北京恒业村科技有限公司 | Baking-free building blocks and manufacture method thereof that building waste is made |
| CN101885596A (en) * | 2010-06-11 | 2010-11-17 | 北京交通大学 | Plant fiber cement-based block material and preparation method thereof |
| CN102503286A (en) * | 2011-11-11 | 2012-06-20 | 无锡市宏帆电器科技有限公司 | Concrete composite material and preparation method thereof |
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| CN101591158A (en) * | 2008-05-30 | 2009-12-02 | 北京恒业村科技有限公司 | Baking-free building blocks and manufacture method thereof that building waste is made |
| CN101885596A (en) * | 2010-06-11 | 2010-11-17 | 北京交通大学 | Plant fiber cement-based block material and preparation method thereof |
| CN102503286A (en) * | 2011-11-11 | 2012-06-20 | 无锡市宏帆电器科技有限公司 | Concrete composite material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105272042A (en) * | 2015-11-02 | 2016-01-27 | 中国三冶集团有限公司 | Anti-freezing and anti-cracking concrete |
| CN105272042B (en) * | 2015-11-02 | 2017-07-18 | 中国三冶集团有限公司 | A kind of antifreeze anti-crack concrete |
| CN107021685A (en) * | 2017-05-22 | 2017-08-08 | 山东交通学院 | A kind of concrete for building a bridge |
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