CN103864379B - A kind of preparation method of high strength cement goods - Google Patents
A kind of preparation method of high strength cement goods Download PDFInfo
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- CN103864379B CN103864379B CN201410045669.2A CN201410045669A CN103864379B CN 103864379 B CN103864379 B CN 103864379B CN 201410045669 A CN201410045669 A CN 201410045669A CN 103864379 B CN103864379 B CN 103864379B
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- 239000004568 cement Substances 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 239000003469 silicate cement Substances 0.000 claims abstract description 35
- 239000000654 additive Substances 0.000 claims abstract description 26
- 230000000996 additive effect Effects 0.000 claims abstract description 26
- 239000002131 composite material Substances 0.000 claims abstract description 25
- 239000002994 raw material Substances 0.000 claims abstract description 24
- -1 polypropylene Polymers 0.000 claims abstract description 20
- 238000003756 stirring Methods 0.000 claims abstract description 19
- 239000004743 Polypropylene Substances 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- DGVVJWXRCWCCOD-UHFFFAOYSA-N naphthalene;hydrate Chemical compound O.C1=CC=CC2=CC=CC=C21 DGVVJWXRCWCCOD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920001155 polypropylene Polymers 0.000 claims abstract description 8
- 239000004576 sand Substances 0.000 claims abstract description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 44
- 239000000203 mixture Substances 0.000 claims description 35
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 25
- 238000000227 grinding Methods 0.000 claims description 24
- 239000000292 calcium oxide Substances 0.000 claims description 22
- 235000012255 calcium oxide Nutrition 0.000 claims description 22
- 229960000892 attapulgite Drugs 0.000 claims description 18
- 239000004927 clay Substances 0.000 claims description 18
- 229910001649 dickite Inorganic materials 0.000 claims description 18
- 239000010881 fly ash Substances 0.000 claims description 18
- 229910052625 palygorskite Inorganic materials 0.000 claims description 18
- 229910021536 Zeolite Inorganic materials 0.000 claims description 16
- 229910052934 alunite Inorganic materials 0.000 claims description 16
- 239000010424 alunite Substances 0.000 claims description 16
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 16
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 16
- 239000010440 gypsum Substances 0.000 claims description 16
- 229910052602 gypsum Inorganic materials 0.000 claims description 16
- 229920000609 methyl cellulose Polymers 0.000 claims description 16
- 239000001923 methylcellulose Substances 0.000 claims description 16
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 16
- 235000019353 potassium silicate Nutrition 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 16
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 16
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 16
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 16
- 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 16
- 239000010457 zeolite Substances 0.000 claims description 16
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 16
- 229960001763 zinc sulfate Drugs 0.000 claims description 16
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 12
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 238000011068 loading method Methods 0.000 claims description 6
- 238000005336 cracking Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000004567 concrete Substances 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
- 229910000831 Steel Inorganic materials 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
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910001414 potassium ion Inorganic materials 0.000 description 1
- 238000007493 shaping process Methods 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
Abstract
The present invention discloses a kind of preparation method of high strength cement goods, it 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 revolve in stirrer and stir, churning time is within 50 minutes, carry out three maintenances; 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.
Description
Technical field
The present invention relates to a kind of preparation method of high strength cement goods, belong 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 are just subject to havoc in several years, 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, alkali-aggregate reaction common in engineering that Here it is, accelerate steel bar corrosion simultaneously, cause material of construction crack and water leakage.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of preparation method of 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 revolve in stirrer and stir, churning time is 50 minutes, is cast in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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) prepares 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 grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 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 grinding in pulverizer, rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 1-2 part, S-WAT 0.5-1 part afterwards 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: aluminum oxide clinker 45 parts, calcined alunite 15 parts, 5 parts, zinc sulfate, dickite 25 parts, attapulgite clay 25 parts, 20 parts, flyash, zeolite powder 1 part, 2 parts, diatomite, wilkinite 2 parts, methylcellulose gum 1 part, S-WAT 0.5 part, unslaked lime 0.5 part, 0.3 part, sodium carbonate, 0.5 part, gypsum, water glass 0.2 part.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: aluminum oxide clinker 50 parts, calcined alunite 20 parts, 10 parts, zinc sulfate, dickite 30 parts, attapulgite clay 30 parts, 25 parts, flyash, zeolite powder 5 parts, 4 parts, diatomite, wilkinite 5 parts, methylcellulose gum 2 parts, S-WAT 1 part, unslaked lime 1 part, 0.5 part, sodium carbonate, 1 part, gypsum, water glass 1 part.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: aluminum oxide clinker 47 parts, calcined alunite 17 parts, 7 parts, zinc sulfate, dickite 27 parts, attapulgite clay 27 parts, 23 parts, flyash, zeolite powder 3 parts, 3 parts, diatomite, wilkinite 3 parts, methylcellulose gum 1.5 parts, S-WAT 0.8 part, unslaked lime 0.8 part, 0.4 part, sodium carbonate, 0.8 part, gypsum, water glass 0.6 part.
As preferably, the preparation method of described high strength cement goods, silicate cement composite additive raw material is: aluminum oxide clinker 46 parts, calcined alunite 16 parts, 6 parts, zinc sulfate, dickite 26 parts, attapulgite clay 26 parts, 24 parts, flyash, zeolite powder 4 parts, 3 parts, diatomite, wilkinite 4 parts, methylcellulose gum 1.5 parts, S-WAT 0.7 part, unslaked lime 0.7 part, 0.35 part, sodium carbonate, 0.55 part, gypsum, water glass 0.25 part.
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 feedstock silicate cement 282g, the silicate cement composite additive 18g prepared, sand 750g, polypropylene fibre 4g, naphthalene water reducer 3g, water consumption 120ml, and shaping 40 × 40 × 160mm test specimen, carry out three maintenances.
The 6 quality % obtained silicate cement composite additive being substituted cement amount in cement-based material mix in cement matrix material products, make 20 pieces of test blocks, the average index detecting the properties of 20 pieces of 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 compares: 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 revolve in stirrer and stir, churning time is 50 minutes, is cast in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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 parts, calcined alunite 15 parts, 5 parts, zinc sulfate, dickite 25 parts, attapulgite clay 25 parts, 20 parts, flyash, zeolite powder 1 part, 2 parts, diatomite, wilkinite 2 parts, methylcellulose gum 1 part, S-WAT 0.5 part, unslaked lime 0.5 part, 0.3 part, sodium carbonate, 0.5 part, gypsum, water glass 0.2 part of proportioning prepares raw material
Step (2): aluminum oxide clinker 45 parts, calcined alunite 15 parts, 5 parts, zinc sulfate, dickite 25 parts are carried out grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): attapulgite clay 25 parts, 20 parts, flyash, zeolite powder 1 part, 2 parts, diatomite, wilkinite 2-5 part are carried out 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 mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 1 part, S-WAT 0.5 part afterwards into, unslaked lime 0.5 part, 0.3 part, sodium carbonate, 0.5 part, gypsum, water glass 0.2 part, 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 revolve in stirrer and stir, churning time is 50 minutes, is cast in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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 50 parts, calcined alunite 20 parts, 10 parts, zinc sulfate, dickite 30 parts, attapulgite clay 30 parts, 25 parts, flyash, zeolite powder 5 parts, 4 parts, diatomite, wilkinite 5 parts, methylcellulose gum 2 parts, S-WAT 1 part, unslaked lime 1 part, 0.5 part, sodium carbonate, 1 part, gypsum, water glass 0.2-1 part proportioning prepares raw material
Step (2): aluminum oxide clinker 50 parts, calcined alunite 20 parts, 10 parts, zinc sulfate, dickite 30 parts are carried out grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): attapulgite clay 30 parts, 25 parts, flyash, zeolite powder 5 parts, 4 parts, diatomite, wilkinite 5 parts are carried out 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 mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 2 parts, S-WAT 1 part afterwards into, unslaked lime 1 part, 0.5 part, sodium carbonate, 1 part, gypsum, water glass 1 part, 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 revolve in stirrer and stir, churning time is 50 minutes, is cast in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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 47 parts, calcined alunite 17 parts, 7 parts, zinc sulfate, dickite 27 parts, attapulgite clay 27 parts, 23 parts, flyash, zeolite powder 3 parts, 3 parts, diatomite, wilkinite 3 parts, methylcellulose gum 1.5 parts, S-WAT 0.6 part, unslaked lime 0.6 part, 0.4 part, sodium carbonate, 0.7 part, gypsum, water glass 0.7 part of proportioning prepares raw material
Step (2): aluminum oxide clinker 47 parts, calcined alunite 17 parts, 7 parts, zinc sulfate, dickite 27 parts are carried out grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): attapulgite clay 27 parts, 23 parts, flyash, zeolite powder 3 parts, 3 parts, diatomite, wilkinite 3 parts are carried out 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 mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 1.5 parts, S-WAT 0.6 part afterwards into, unslaked lime 0.6 part, 0.4 part, sodium carbonate, 0.7 part, gypsum, water glass 0.7 part, 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 revolve in stirrer and stir, churning time is 50 minutes, is cast in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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 46 parts, calcined alunite 16 parts, 6 parts, zinc sulfate, dickite 26 parts, attapulgite clay 26 parts, 24 parts, flyash, zeolite powder 4 parts, 4 parts, diatomite, wilkinite 4 parts, methylcellulose gum 1.5 parts, S-WAT 0.9 part, unslaked lime 0.9 part, 0.35 part, sodium carbonate, 0.9 part, gypsum, water glass 0.9 part of proportioning prepares raw material
Step (2): aluminum oxide clinker 46 parts, calcined alunite 16 parts, 6 parts, zinc sulfate, dickite 26 parts are carried out grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 0.5-1mm,
Step (3): attapulgite clay 26 parts, 24 parts, flyash, zeolite powder 4 parts, 4 parts, diatomite, wilkinite 4 parts are carried out 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 mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 1.5 parts, S-WAT 0.9 part afterwards into, unslaked lime 0.9 part, 0.35 part, sodium carbonate, 0.9 part, gypsum, water glass 0.9 part, mechanically mixing 2 hours, obtains silicate cement composite additive again.
Claims (6)
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 revolve in stirrer and stir, churning time is 50 minutes, is poured in mould after stirring by stirring thing, carries out first time thermostatic curing at 70 DEG C, the demoulding after the maintenance of 18 hours, carry out second time thermostatic curing again, second time thermostatic curing temperature is 50 DEG C, the 12 days thermostatic curing time of second time, carry out third time thermostatic curing more afterwards, 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) prepares 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 grinding in pulverizer, and rotating speed is 120r/min, grinding 6 hours, obtaining mixture A granularity size is 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 grinding in pulverizer, rotating speed is 100r/min, grinding 2 hours, obtaining mixture B granularity size is 0.2-0.3mm
Step (4): step (2) is obtained mixture A and step (3) is obtained mixture B loading in mechanical mixer, mechanically mixing 1 hour, pour methylcellulose gum 1-2 part, S-WAT 0.5-1 part afterwards 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, it is 0.7mm that step (2) obtains mixture A granularity size.
3. the preparation method of high strength cement goods as claimed in claim 1, it is 0.25mm that step (3) obtains mixture B granularity size.
4. 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.
5. 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.
6. the preparation method of high strength cement goods as claimed in claim 1, 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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| CN201510088347.0A CN104628341B (en) | 2014-02-09 | 2014-02-09 | A kind of preparation method of high-strength silicate cement product |
| CN201410045669.2A CN103864379B (en) | 2014-02-09 | 2014-02-09 | A kind of preparation method of high strength cement goods |
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| CN201410045669.2A CN103864379B (en) | 2014-02-09 | 2014-02-09 | A kind of preparation method of high strength cement goods |
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| CN103864379B true CN103864379B (en) | 2015-07-29 |
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| CN107160546B (en) * | 2017-05-23 | 2019-06-18 | 广西睿桂涵农业有限公司 | A kind of preparation method of cement products |
| CN107162551A (en) * | 2017-07-05 | 2017-09-15 | 合肥市片叶装饰工程有限公司 | A kind of high strength cement and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100276795B1 (en) * | 1998-06-12 | 2001-02-01 | 이헌구 | Manufacturing method of waterproofing agent for concrete with excellent waterproofing |
| CN100532314C (en) * | 2007-08-09 | 2009-08-26 | 同济大学 | High-strength low-water absorption cement base plate slurry and method for making same |
| CN101337784A (en) * | 2008-08-14 | 2009-01-07 | 武汉理工大学 | Building mortar and method for preparing same |
| CN101386511A (en) * | 2008-10-21 | 2009-03-18 | 武汉理工大学 | Gypsum base hydraulicity building mortar and preparation method thereof |
| CN101492268B (en) * | 2009-03-11 | 2012-05-09 | 朱炳喜 | Concrete mending mortar additive and formulating method for mending mortar |
| CN102850081B (en) * | 2012-08-24 | 2014-01-15 | 镇江中瑞节能科技有限公司 | Foam cement insulation board containing industrial solid waste and preparation method thereof |
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