CN103864379A - Preparation method of high strength cement product - Google Patents
Preparation method of high strength cement product Download PDFInfo
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- CN103864379A CN103864379A CN201410045669.2A CN201410045669A CN103864379A CN 103864379 A CN103864379 A CN 103864379A CN 201410045669 A CN201410045669 A CN 201410045669A CN 103864379 A CN103864379 A CN 103864379A
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- 239000004568 cement Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 39
- 239000003469 silicate cement Substances 0.000 claims abstract description 42
- 239000000654 additive Substances 0.000 claims abstract description 33
- 239000002131 composite material Substances 0.000 claims abstract description 32
- 239000002994 raw material Substances 0.000 claims abstract description 31
- -1 polypropylene Polymers 0.000 claims abstract description 27
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000004743 Polypropylene Substances 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 238000012423 maintenance Methods 0.000 claims abstract description 9
- DGVVJWXRCWCCOD-UHFFFAOYSA-N naphthalene;hydrate Chemical compound O.C1=CC=CC2=CC=CC=C21 DGVVJWXRCWCCOD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920001155 polypropylene Polymers 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 56
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 44
- 239000000203 mixture Substances 0.000 claims description 38
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 32
- 230000000996 additive effect Effects 0.000 claims description 32
- 239000000292 calcium oxide Substances 0.000 claims description 28
- 235000012255 calcium oxide Nutrition 0.000 claims description 28
- 238000000227 grinding Methods 0.000 claims description 28
- 239000010881 fly ash Substances 0.000 claims description 24
- 229910021536 Zeolite Inorganic materials 0.000 claims description 22
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 22
- 239000010440 gypsum Substances 0.000 claims description 22
- 229910052602 gypsum Inorganic materials 0.000 claims description 22
- 229920000609 methyl cellulose Polymers 0.000 claims description 22
- 239000001923 methylcellulose Substances 0.000 claims description 22
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 22
- 235000019353 potassium silicate Nutrition 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 22
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 22
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 22
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 22
- 239000010457 zeolite Substances 0.000 claims description 22
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 22
- 229960001763 zinc sulfate Drugs 0.000 claims description 22
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 22
- CRPOUZQWHJYTMS-UHFFFAOYSA-N dialuminum;magnesium;disilicate Chemical compound [Mg+2].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] CRPOUZQWHJYTMS-UHFFFAOYSA-N 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 14
- 229910001649 dickite Inorganic materials 0.000 claims description 11
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 7
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229960000892 attapulgite Drugs 0.000 claims description 6
- 239000004927 clay Substances 0.000 claims description 6
- 229910052625 palygorskite Inorganic materials 0.000 claims description 6
- 229910052934 alunite Inorganic materials 0.000 claims description 4
- 239000010424 alunite Substances 0.000 claims description 4
- 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 4
- 238000005303 weighing Methods 0.000 abstract 1
- 238000005336 cracking Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UPLPHRJJTCUQAY-WIRWPRASSA-N 2,3-thioepoxy madol Chemical compound C([C@@H]1CC2)[C@@H]3S[C@@H]3C[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@](C)(O)[C@@]2(C)CC1 UPLPHRJJTCUQAY-WIRWPRASSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a preparation method of a high strength cement product. The preparation method is characterized by comprising the steps of weighing raw materials: 282g of silicate cement, 18g of silicate cement composite additives, 750g of sand, 4g of polypropylene fibers and 3g of naphthalene water reducers; adding the raw materials into a conical twin-screw stirrer for uniformly stirring and carrying out maintenance for three times while stirring for 50 minutes. According to the invention, the silicate cement product has the functions of being efficient, waterproof, moisture-proof, inflatable, crack-resistant, impervious, and the like.
Description
Technical field
The preparation method who the present invention relates to a kind of high strength cement goods, belongs to building material manufacture field.
Background technology
In engineering, many building basements, roofing, highway, bridge all do not reach design service life, some engineerings only come into operation and within several years, are just subject to havoc, have to repair, its major cause be current water-proof material and cement additive generally containing Cl-,,,,, K+ ion is overweight, join in cement, react with active silica in concrete, generate the silicate gel of alkali and produce concrete swelling cracking, common alkali-aggregate reaction in engineering that Here it is, accelerate steel bar corrosion simultaneously, caused the infiltration of material of construction cracking.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of preparation method of the high strength cement goods with high-effective water-proof, protection against the tide, expansion, cracking resistance, the function such as impervious is provided.
For achieving the above object, the technical solution used in the present invention is as follows:
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to aluminum oxide clinker 45-50 part, calcined alunite 15-20 part, zinc sulfate 5-10 part, dickite 25-30 part, attapulgite clay 25-30 part, flyash 20-25 part, zeolite powder 1-5 part, diatomite 2-4 part, wilkinite 2-5 part, methylcellulose gum 1-2 part, S-WAT 0.5-1 part, unslaked lime 0.5-1 part, sodium carbonate 0.3-0.5 part, gypsum 0.5-1 part, water glass 0.2-1 part proportioning (weight) is prepared raw material
Step (2): aluminum oxide clinker 45-50 part, calcined alunite 15-20 part, zinc sulfate 5-10 part, dickite 25-30 part are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtains mixture A granularity size for 0.5-1mm,
Step (3): attapulgite clay 25-30 part, flyash 20-25 part, zeolite powder 1-5 part, diatomite 2-4 part, wilkinite 2-5 part are carried out to grinding in pulverizer, rotating speed is 100r/min, grinding 2 hours, obtains mixture B granularity size for 0.2-0.3mm
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards methylcellulose gum 1-2 part, S-WAT 0.5-1 part into, unslaked lime 0.5-1 part, sodium carbonate 0.3-0.5 part, gypsum 0.5-1 part, water glass 0.2-1 part, mechanically mixing 2 hours, obtains silicate cement composite additive again.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: 45 parts of aluminum oxide clinkers, 15 parts of calcined alunites, 5 parts, zinc sulfate, 25 parts of dickites, 25 parts of attapulgite clays, 20 parts, flyash, 1 part of zeolite powder, 2 parts, diatomite, 2 parts of wilkinites, 1 part of methylcellulose gum, 0.5 part of S-WAT, 0.5 part of unslaked lime, 0.3 part, sodium carbonate, 0.5 part, gypsum, 0.2 part of water glass.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: 50 parts of aluminum oxide clinkers, 20 parts of calcined alunites, 10 parts, zinc sulfate, 30 parts of dickites, 30 parts of attapulgite clays, 25 parts, flyash, 5 parts of zeolite powders, 4 parts, diatomite, 5 parts of wilkinites, 2 parts of methylcellulose gum, 1 part of S-WAT, 1 part of unslaked lime, 0.5 part, sodium carbonate, 1 part, gypsum, 1 part of water glass.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: 47 parts of aluminum oxide clinkers, 17 parts of calcined alunites, 7 parts, zinc sulfate, 27 parts of dickites, 27 parts of attapulgite clays, 23 parts, flyash, 3 parts of zeolite powders, 3 parts, diatomite, 3 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.8 part of S-WAT, 0.8 part of unslaked lime, 0.4 part, sodium carbonate, 0.8 part, gypsum, 0.6 part of water glass.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: 46 parts of aluminum oxide clinkers, 16 parts of calcined alunites, 6 parts, zinc sulfate, 26 parts of dickites, 26 parts of attapulgite clays, 24 parts, flyash, 4 parts of zeolite powders, 3 parts, diatomite, 4 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.7 part of S-WAT, 0.7 part of unslaked lime, 0.35 part, sodium carbonate, 0.55 part, gypsum, 0.25 part of water glass.
As preferably, the preparation method of described high strength cement goods, it is 0.7mm that step (2) obtains mixture A granularity size.
As preferably, the preparation method of described high strength cement goods, it is 0.25mm that step (3) obtains mixture B granularity size.
As preferably, the preparation method of described high strength cement goods, attapulgite clay composition is (weight): 56.7%SiO
2, 16.8%MgO, 3.4%FeO, 5.5%Fe
2o
3, 9.1%Al
2o
3, 2.7%CaO, 5.8% loss on ignition.
As preferably, the preparation method of described high strength cement goods, 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.
As preferably, the preparation method of described high strength cement goods, flyash composition is (weight): 53.3%SiO
2, 29.7%Al
2o
3, 5.3%Fe
2o
3, 2.1%CaO, 4.8%MgO, 4.8% loss on ignition.
Compared with prior art, the present invention has following beneficial effect:
The preparation of test sample: adopt raw silicon acid salt cement 282g, the silicate cement composite additive 18g preparing, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g, water consumption 120ml, and moulding 40 × 40 × 160mm test specimen, carry out three maintenances.
6 quality % of cement amount in the silicate cement composite additive place of cement sill making are mixed in cement matrix material products, make 20 test blocks, the average index that detects the properties of 20 test blocks is: fineness (specific surface area): 420m2/kg, time of coagulation: initial set 125min final set 295min, limited expansion rate: 7d-0.024%; 28d-0.015%, ultimate compression strength: 7d:31.3Mpa; 28d:49.4MPa, permeated height ratio: 34%, water demand ratio: 66%.Silicate cement mud product of the present invention has high-effective water-proof, protection against the tide, expansion, cracking resistance, the function such as impervious, is the large technological breakthrough of current architectural waterproof material one.
Embodiment
Embodiment 1
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to 45 parts of aluminum oxide clinkers, 15 parts of calcined alunites, 5 parts, zinc sulfate, 25 parts of dickites, 25 parts of attapulgite clays, 20 parts, flyash, 1 part of zeolite powder, 2 parts, diatomite, 2 parts of wilkinites, 1 part of methylcellulose gum, 0.5 part of S-WAT, 0.5 part of unslaked lime, 0.3 part, sodium carbonate, 0.5 part, gypsum, 0.2 part of proportioning of water glass is prepared raw material
Step (2): 25 parts of 45 parts of aluminum oxide clinkers, 15 parts of calcined alunites, 5 parts, zinc sulfate, dickite are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): 25 parts of attapulgite clays, 20 parts, flyash, 1 part of zeolite powder, 2 parts, diatomite, wilkinite 2-5 part are carried out to grinding in pulverizer, and rotating speed is 100r/min, grinding 2 hours, obtains mixture B granularity size for 0.2-0.3mm,
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards 1 part of methylcellulose gum, 0.5 part of S-WAT into, 0.5 part of unslaked lime, 0.3 part, sodium carbonate, 0.5 part, gypsum, 0.2 part of water glass, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Embodiment 2
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to 50 parts of aluminum oxide clinkers, 20 parts of calcined alunites, 10 parts, zinc sulfate, 30 parts of dickites, 30 parts of attapulgite clays, 25 parts, flyash, 5 parts of zeolite powders, 4 parts, diatomite, 5 parts of wilkinites, 2 parts of methylcellulose gum, 1 part of S-WAT, 1 part of unslaked lime, 0.5 part, sodium carbonate, 1 part, gypsum, water glass 0.2-1 part proportioning is prepared raw material
Step (2): 30 parts of 50 parts of aluminum oxide clinkers, 20 parts of calcined alunites, 10 parts, zinc sulfate, dickite are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): 5 parts of 30 parts of attapulgite clays, 25 parts, flyash, 5 parts of zeolite powders, 4 parts, diatomite, wilkinite are carried out to grinding in pulverizer, and rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm,
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards 2 parts of methylcellulose gum, 1 part of S-WAT into, 1 part of unslaked lime, 0.5 part, sodium carbonate, 1 part, gypsum, 1 part of water glass, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Embodiment 3
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to 47 parts of aluminum oxide clinkers, 17 parts of calcined alunites, 7 parts, zinc sulfate, 27 parts of dickites, 27 parts of attapulgite clays, 23 parts, flyash, 3 parts of zeolite powders, 3 parts, diatomite, 3 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.6 part of S-WAT, 0.6 part of unslaked lime, 0.4 part, sodium carbonate, 0.7 part, gypsum, 0.7 part of proportioning of water glass is prepared raw material
Step (2): 27 parts of 47 parts of aluminum oxide clinkers, 17 parts of calcined alunites, 7 parts, zinc sulfate, dickite are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): 3 parts of 27 parts of attapulgite clays, 23 parts, flyash, 3 parts of zeolite powders, 3 parts, diatomite, wilkinite are carried out to grinding in pulverizer, and rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm,
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards 1.5 parts of methylcellulose gum, 0.6 part of S-WAT into, 0.6 part of unslaked lime, 0.4 part, sodium carbonate, 0.7 part, gypsum, 0.7 part of water glass, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Embodiment 4
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to 46 parts of aluminum oxide clinkers, 16 parts of calcined alunites, 6 parts, zinc sulfate, 26 parts of dickites, 26 parts of attapulgite clays, 24 parts, flyash, 4 parts of zeolite powders, 4 parts, diatomite, 4 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.9 part of S-WAT, 0.9 part of unslaked lime, 0.35 part, sodium carbonate, 0.9 part, gypsum, 0.9 part of proportioning of water glass is prepared raw material
Step (2): 26 parts of 46 parts of aluminum oxide clinkers, 16 parts of calcined alunites, 6 parts, zinc sulfate, dickite are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): 4 parts of 26 parts of attapulgite clays, 24 parts, flyash, 4 parts of zeolite powders, 4 parts, diatomite, wilkinite are carried out to grinding in pulverizer, and rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm,
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards 1.5 parts of methylcellulose gum, 0.9 part of S-WAT into, 0.9 part of unslaked lime, 0.35 part, sodium carbonate, 0.9 part, gypsum, 0.9 part of water glass, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Embodiment 5
A preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to 48 parts of aluminum oxide clinkers, 18 parts of calcined alunites, 8 parts, zinc sulfate, 28 parts of dickites, 28 parts of attapulgite clays, 22 parts, flyash, 2 parts of zeolite powders, 2 parts, diatomite, 2 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.8 part of S-WAT, 0.8 part of unslaked lime, 0.4 part, sodium carbonate, 0.8 part, gypsum, 0.8 part of proportioning of water glass is prepared raw material
Step (2): 28 parts of 48 parts of aluminum oxide clinkers, 18 parts of calcined alunites, 8 parts, zinc sulfate, dickite are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): 2 parts of 28 parts of attapulgite clays, 22 parts, flyash, 2 parts of zeolite powders, 2 parts, diatomite, wilkinite are carried out to grinding in pulverizer, and rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm,
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards 1.5 parts of methylcellulose gum, 0.8 part of S-WAT into, 0.8 part of unslaked lime, 0.4 part, sodium carbonate, 0.8 part, gypsum, 0.8 part of water glass, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Claims (10)
1. a preparation method for high strength cement goods, is characterized in that:
Take raw material: silicate cement 282g, silicate cement composite additive 18g, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g; Above-mentioned raw materials is put into conical double ribbon to be revolved in stirrer and stirs, churning time is 50 minutes, after stirring, stirring thing is cast in mould, carries out thermostatic curing for the first time at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out thermostatic curing for the second time, thermostatic curing temperature is 50 DEG C for the second time again, for the second time 12 days thermostatic curing time, carry out again afterwards thermostatic curing for the third time, thermostatic curing temperature is 30 DEG C for the third time, obtains high strength cement goods after 6 days
Described silicate cement composite additive preparation method step is:
Step (1): according to aluminum oxide clinker 45-50 part, calcined alunite 15-20 part, zinc sulfate 5-10 part, dickite 25-30 part, attapulgite clay 25-30 part, flyash 20-25 part, zeolite powder 1-5 part, diatomite 2-4 part, wilkinite 2-5 part, methylcellulose gum 1-2 part, S-WAT 0.5-1 part, unslaked lime 0.5-1 part, sodium carbonate 0.3-0.5 part, gypsum 0.5-1 part, water glass 0.2-1 part proportioning (weight) is prepared raw material
Step (2): aluminum oxide clinker 45-50 part, calcined alunite 15-20 part, zinc sulfate 5-10 part, dickite 25-30 part are carried out to grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtains mixture A granularity size for 0.5-1mm,
Step (3): attapulgite clay 25-30 part, flyash 20-25 part, zeolite powder 1-5 part, diatomite 2-4 part, wilkinite 2-5 part are carried out to grinding in pulverizer, rotating speed is 100r/min, grinding 2 hours, obtains mixture B granularity size for 0.2-0.3mm
Step (4): step (2) is obtained to mixture A and step (3) is obtained to mixture B packing in mechanical mixer, mechanically mixing 1 hour, pour afterwards methylcellulose gum 1-2 part, S-WAT 0.5-1 part into, unslaked lime 0.5-1 part, sodium carbonate 0.3-0.5 part, gypsum 0.5-1 part, water glass 0.2-1 part, mechanically mixing 2 hours, obtains silicate cement composite additive again.
2. the preparation method of high strength cement goods as claimed in claim 1, silicate cement composite additive raw material is: 45 parts of aluminum oxide clinkers, 15 parts of calcined alunites, 5 parts, zinc sulfate, 25 parts of dickites, 25 parts of attapulgite clays, 20 parts, flyash, 1 part of zeolite powder, 2 parts, diatomite, 2 parts of wilkinites, 1 part of methylcellulose gum, 0.5 part of S-WAT, 0.5 part of unslaked lime, 0.3 part, sodium carbonate, 0.5 part, gypsum, 0.2 part of water glass.
3. the preparation method of high strength cement goods as claimed in claim 1, silicate cement composite additive raw material is: 50 parts of aluminum oxide clinkers, 20 parts of calcined alunites, 10 parts, zinc sulfate, 30 parts of dickites, 30 parts of attapulgite clays, 25 parts, flyash, 5 parts of zeolite powders, 4 parts, diatomite, 5 parts of wilkinites, 2 parts of methylcellulose gum, 1 part of S-WAT, 1 part of unslaked lime, 0.5 part, sodium carbonate, 1 part, gypsum, 1 part of water glass.
4. the preparation method of high strength cement goods as claimed in claim 1, silicate cement composite additive raw material is: 47 parts of aluminum oxide clinkers, 17 parts of calcined alunites, 7 parts, zinc sulfate, 27 parts of dickites, 27 parts of attapulgite clays, 23 parts, flyash, 3 parts of zeolite powders, 3 parts, diatomite, 3 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.8 part of S-WAT, 0.8 part of unslaked lime, 0.4 part, sodium carbonate, 0.8 part, gypsum, 0.6 part of water glass.
5. the preparation method of high strength cement goods as claimed in claim 1, silicate cement composite additive raw material is: 46 parts of aluminum oxide clinkers, 16 parts of calcined alunites, 6 parts, zinc sulfate, 26 parts of dickites, 26 parts of attapulgite clays, 24 parts, flyash, 4 parts of zeolite powders, 3 parts, diatomite, 4 parts of wilkinites, 1.5 parts of methylcellulose gum, 0.7 part of S-WAT, 0.7 part of unslaked lime, 0.35 part, sodium carbonate, 0.55 part, gypsum, 0.25 part of water glass.
6. the preparation method of high strength cement goods as claimed in claim 1, step (2) obtains mixture A granularity size for 0.7mm.
7. the preparation method of high strength cement goods as claimed in claim 1, step (3) obtains mixture B granularity size for 0.25mm.
8. the preparation method of high strength cement goods as claimed in claim 1, attapulgite clay composition is (weight): 56.7%SiO
2, 16.8%MgO, 3.4%FeO, 5.5%Fe
2o
3, 9.1%Al
2o
3, 2.7%CaO, 5.8% loss on ignition.
9. the preparation method of high strength cement goods 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.
10. the preparation method of high strength cement goods as claimed in claim 10, flyash composition is (weight): 53.3%SiO
2, 29.7%Al
2o
3, 5.3%Fe
2o
3, 2.1%CaO, 4.8%MgO, 4.8% loss on ignition.
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