CN110482967A - A kind of road and bridge cement - Google Patents
A kind of road and bridge cement Download PDFInfo
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- CN110482967A CN110482967A CN201910926366.4A CN201910926366A CN110482967A CN 110482967 A CN110482967 A CN 110482967A CN 201910926366 A CN201910926366 A CN 201910926366A CN 110482967 A CN110482967 A CN 110482967A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
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- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
Abstract
The invention discloses a kind of road and bridge cement, the component comprising following parts by weight: including 80 ~ 100 parts of 160 ~ 200 parts of cement, polymer-ceramic material and zirconia powder mixture, 4 ~ 6 parts of steel fibre, 15 ~ 20 parts of stabilizer, 15 ~ 20 parts of highly active mineral admixture, 10 ~ 15 parts of abrasive aggregates, 2 ~ 3 parts of water-reducing agent, 5 ~ 8 parts of biphosphate potassium gel, 12 ~ 15 parts of sodium metasilicate, 20 ~ 30 parts of lime stone, 4 ~ 6 parts of titanium dioxide, 3 ~ 5 parts of triethoxysilane, 10 ~ 15 parts of auxiliary agent and 120 ~ 150 parts of water.Compared with prior art, the wear-resisting cement of this programme has very excellent wear-resisting property, can be used for road construction, increases the wear-resisting property of road, improves the service life of road.Embodiment proves, for concrete its mass loss rate that the present invention is prepared for the wear-resisting cement of road less than 10 ‰, abrasion resistant effect is significant.
Description
Technical field
The present invention relates to building material technical field, what is related in particular to is a kind of road and bridge cement.
Background technique
Cement is a kind of powdery hydraulicity inorganic coagulation material.Cement, can be in sky at slurry after adding water and stirring in powdered
Hardening or preferably hardening in water in gas, and can the materials such as sand, stone are cemented together securely.For a long time, cement
As a kind of important cementitious material, it is widely used in the engineerings such as civil construction, water conservancy, national defence.It is quick with world economy
Development, building, building industry also correspondingly flourish.Cement has different function as a kind of most basic building material
Or the cement of multiple functions is developed, but current cement is although varied, but as cement purposes changes, it is novel
Cement still has the huge market demand.
Road and bridge is a kind of cement of specific use with cement, is needed when carrying out road and bridge construction in view of cement
Wear-resisting property and bridge pier carry out needing to reduce the stream of cement when underwater construction using the strong cement of anti-dispersibility
It loses to guarantee the intensity of cement mixed mud.Therefore, the road and bridge that a kind of wear-resisting property is good and dispersion resistance energy is good is developed
It is had a vast market foreground with cement.
Summary of the invention
The purpose of the present invention is to solve defect in the prior art, provide that a kind of wear-resisting property is good and dispersion resistance
The good road and bridge of energy is solved the above problems with cement.
To achieve the goals above, technical scheme is as follows:
A kind of road and bridge cement, it is characterised in that: the component comprising following parts by weight: including 160 ~ 200 parts of cement, polymerization
80 ~ 100 parts of ceramic material and zirconia powder mixture, 4 ~ 6 parts of steel fibre, 15 ~ 20 parts of stabilizer, highly active mineral admixture 15 ~
20 parts, 10 ~ 15 parts of abrasive aggregates, 2 ~ 3 parts of water-reducing agent, 5 ~ 8 parts of biphosphate potassium gel, 12 ~ 15 parts of sodium metasilicate, lime stone 20 ~
30 parts, 4 ~ 6 parts of titanium dioxide, 3 ~ 5 parts of triethoxysilane, 10 ~ 15 parts and 120 ~ 150 parts of water of auxiliary agent.
Preferably, the component comprising following parts by weight: including 170 ~ 190 parts of cement, polymer-ceramic material and zirconium oxide
85 ~ 95 parts of mixture of powders, 4 ~ 6 parts of steel fibre, 16 ~ 19 parts of stabilizer, 17 ~ 19 parts of highly active mineral admixture, abrasive aggregates 12 ~ 14
Part, 2 ~ 3 parts of water-reducing agent, 6 ~ 7 parts of biphosphate potassium gel, 13 ~ 15 parts of sodium metasilicate, 22 ~ 27 parts of lime stone, 4 ~ 6 parts of titanium dioxide,
3 ~ 5 parts of triethoxysilane, 12 ~ 14 parts and 125 ~ 140 parts of water of auxiliary agent.
Preferably, the component comprising following parts by weight: including 180 parts of cement, polymer-ceramic material and Zirconium oxide powder
90 parts of mixture, 5 parts of steel fibre, 18 parts of stabilizer, 18 parts of highly active mineral admixture, 18 parts of abrasive aggregates, 2.5 parts of water-reducing agent, phosphorus
6.5 parts of acid dihydride potassium gel, 13 parts of sodium metasilicate, 25 parts of lime stone, 5 parts of titanium dioxide, 45 parts of triethoxysilane, 13 parts of auxiliary agent
With 130 parts of water.
Preferably, the cement uses portland cement, the portland cement is 42.5 grades or more
Portland cement.
Preferably, in the polymer-ceramic material and zirconia powder mixture, polymer-ceramic material and zirconium oxide
The mass ratio of powder is 1:2.
Preferably, the diameter of the steel fibre is 0.1 ~ 0.15mm, draw ratio is 50 ~ 70, and tensile strength is not low
In 2000MPa.
Preferably, the stabilizer is using CTC-T3 coagulation soil stabilizer；The water-reducing agent using
Poly carboxylic acid series water reducer.
Preferably, the highly active mineral admixture is silicon ash or burning metakaolin；The ultra-fine wear-resisting admixture is flat
Equal partial size is 1 ~ 3 μm
Ground steel slag；The abrasive aggregates are one of sintered bauxite, black silicon carbide or silicon nitride or more
Kind mixing, the average grain diameter of the abrasive aggregates are 0.15 ~ 2mm.
Preferably, the auxiliary agent agent includes: 15 ~ 20 parts of acrylic emulsion by weight, alkyl phenol polyoxyethylene ether 1
~ 2 parts, 0 .5 ~ 1 part of glyceryl tristearate, 1 ~ 2 part of levelling agent BYK-333,1 ~ 3 part of gamma-aminopropyl-triethoxy-silane, water
10 ~ 12 parts.
A kind of road and bridge cement, the preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 900 ~ 1500 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 30 ~ 40min, revolving speed be 500 ~ 700r/min.
The present invention provides a kind of road and bridge cement that one kind is completely newly formulated, compared with prior art, this programme
Wear-resisting cement has very excellent wear-resisting property, can be used for road construction, increases the wear-resisting property of road, improve road
Service life.Embodiment proves, concrete its mass loss rate that the present invention is prepared for the wear-resisting cement of road is less than
10 ‰, abrasion resistant effect is significant.
Specific embodiment
The effect of to make to structure feature of the invention and being reached, has a better understanding and awareness, to preferable
Embodiment cooperation detailed description, is described as follows:
Embodiment 1
A kind of road and bridge cement, the component comprising following parts by weight: including 160 parts of cement, polymer-ceramic material and oxidation
80 parts of zirconium powder mixture, 4 parts of steel fibre, 15 parts of stabilizer, 15 parts of highly active mineral admixture, 10 parts of abrasive aggregates, water-reducing agent 2
Part, 5 parts of biphosphate potassium gel, 12 parts of sodium metasilicate, 20 parts of lime stone, 4 parts of titanium dioxide, 3 parts of triethoxysilane, auxiliary agent 10
Part and 120 parts of water.
Wherein, cement uses portland cement, the portland cement that portland cement is 42.5 grades or more；
Wherein, in polymer-ceramic material and zirconia powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is
1:2；
Wherein, the diameter of steel fibre is 0.1mm, and draw ratio 50, tensile strength is not less than 2000MPa；
Wherein, stabilizer is using CTC-T3 coagulation soil stabilizer, and water-reducing agent is using poly carboxylic acid series water reducer；
Wherein, highly active mineral admixture is silicon ash or burns metakaolin, and ultra-fine wear-resisting admixture is that average grain diameter is 1 μm levigate
Steel slag, abrasive aggregates are sintered bauxite, and the average grain diameter of abrasive aggregates is 0.15mm；
Wherein, auxiliary agent agent includes: 15 parts of acrylic emulsion by weight, and 1 part of alkyl phenol polyoxyethylene ether, glyceryl tristearate
0 .5 parts, 1 part of levelling agent BYK-333,1 part of gamma-aminopropyl-triethoxy-silane, 10 parts of water.
The preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 1200 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 35min, revolving speed 600r/min.
Embodiment 2
A kind of road and bridge cement, the component comprising following parts by weight: including 170 parts of cement, polymer-ceramic material and oxidation
85 parts of zirconium powder mixture, 5 parts of steel fibre, 17 parts of stabilizer, 16 parts of highly active mineral admixture, 18 parts of abrasive aggregates, water-reducing agent 3
Part, 6 parts of biphosphate potassium gel, 13 parts of sodium metasilicate, 23 parts of lime stone, 6 parts of titanium dioxide, 4 parts of triethoxysilane, auxiliary agent 12
Part and 125 parts of water.
Wherein, cement uses portland cement, the portland cement that portland cement is 42.5 grades or more；
Wherein, in polymer-ceramic material and zirconia powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is
1:2；
Wherein, the diameter of steel fibre is 0.12mm, and draw ratio 55, tensile strength is not less than 2000MPa；
Wherein, stabilizer is using CTC-T3 coagulation soil stabilizer, and water-reducing agent is using poly carboxylic acid series water reducer；
Wherein, highly active mineral admixture is silicon ash or burns metakaolin, and ultra-fine wear-resisting admixture is that average grain diameter is 2 μm levigate
Steel slag, abrasive aggregates are sintered bauxite, and the average grain diameter of abrasive aggregates is 0.16mm；
Wherein, auxiliary agent agent includes: 16 parts of acrylic emulsion by weight, and 1 part of alkyl phenol polyoxyethylene ether, glyceryl tristearate
0 .6 parts, 2 parts of levelling agent BYK-333,3 parts of gamma-aminopropyl-triethoxy-silane, 11 parts of water.
The preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 1200 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 35min, revolving speed 600r/min.
Embodiment 3
A kind of road and bridge cement, the component comprising following parts by weight: including 180 parts of cement, polymer-ceramic material and oxidation
90 parts of zirconium powder mixture, 5 parts of steel fibre, 18 parts of stabilizer, 18 parts of highly active mineral admixture, 18 parts of abrasive aggregates, water-reducing agent 2.5
Part, 6.5 parts of biphosphate potassium gel, 13 parts of sodium metasilicate, 25 parts of lime stone, 5 parts of titanium dioxide, 4 parts of triethoxysilane, auxiliary agent
13 parts and 130 parts of water.
Wherein, cement uses portland cement, the portland cement that portland cement is 42.5 grades or more；
Wherein, in polymer-ceramic material and zirconia powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is
1:2；
Wherein, the diameter of steel fibre is 0.13mm, and draw ratio 60, tensile strength is not less than 2000MPa；
Wherein, stabilizer is using CTC-T3 coagulation soil stabilizer, and water-reducing agent is using poly carboxylic acid series water reducer；
Wherein, highly active mineral admixture is silicon ash or burns metakaolin, and ultra-fine wear-resisting admixture is that average grain diameter is 2 μm levigate
Steel slag, abrasive aggregates are sintered bauxite, and the average grain diameter of abrasive aggregates is 0.18mm；
Wherein, auxiliary agent agent includes: 18 parts of acrylic emulsion by weight, and 1 part of alkyl phenol polyoxyethylene ether, glyceryl tristearate
0 .8 parts, 1.5 parts of levelling agent BYK-333,2 parts of gamma-aminopropyl-triethoxy-silane, 11 parts of water.
The preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 1200 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 35min, revolving speed 600r/min.
Embodiment 4
A kind of road and bridge cement, the component comprising following parts by weight: including 190 parts of cement, polymer-ceramic material and oxidation
95 parts of zirconium powder mixture, 6 parts of steel fibre, 19 parts of stabilizer, 17 parts of highly active mineral admixture, 17 parts of abrasive aggregates, water-reducing agent 2.5
Part, 7 parts of biphosphate potassium gel, 14 parts of sodium metasilicate, 27 parts of lime stone, 5 parts of titanium dioxide, 4 parts of triethoxysilane, auxiliary agent 13
Part and 140 parts of water.
Wherein, cement uses portland cement, the portland cement that portland cement is 42.5 grades or more；
Wherein, in polymer-ceramic material and zirconia powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is
1:2；
Wherein, the diameter of steel fibre is 0.14mm, and draw ratio 65, tensile strength is not less than 2000MPa；
Wherein, stabilizer is using CTC-T3 coagulation soil stabilizer, and water-reducing agent is using poly carboxylic acid series water reducer；
Wherein, highly active mineral admixture is silicon ash or burns metakaolin, and ultra-fine wear-resisting admixture is that average grain diameter is 3 μm levigate
Steel slag, abrasive aggregates are sintered bauxite, and the average grain diameter of abrasive aggregates is 0.17mm；
Wherein, auxiliary agent agent includes: 17 parts of acrylic emulsion by weight, and 1.5 parts of alkyl phenol polyoxyethylene ether, three glycerol stearates
0 .8 parts of ester, 1 part of levelling agent BYK-333,1 part of gamma-aminopropyl-triethoxy-silane, 12 parts of water.
The preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 1200 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 35min, revolving speed 600r/min.
Embodiment 5
A kind of road and bridge cement, the component comprising following parts by weight: including 200 parts of cement, polymer-ceramic material and oxidation
100 parts of zirconium powder mixture, 4 parts of steel fibre, 16 parts of stabilizer, 19 parts of highly active mineral admixture, 19 parts of abrasive aggregates, water-reducing agent 2
Part, 8 parts of biphosphate potassium gel, 15 parts of sodium metasilicate, 30 parts of lime stone, 6 parts of titanium dioxide, 5 parts of triethoxysilane, auxiliary agent 14
Part and 150 parts of water.
Wherein, cement uses portland cement, the portland cement that portland cement is 42.5 grades or more；
Wherein, in polymer-ceramic material and zirconia powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is
1:2；
Wherein, the diameter of steel fibre is 0.15mm, and draw ratio 70, tensile strength is not less than 2000MPa；
Wherein, stabilizer is using CTC-T3 coagulation soil stabilizer, and water-reducing agent is using poly carboxylic acid series water reducer；
Wherein, highly active mineral admixture is silicon ash or burns metakaolin, and ultra-fine wear-resisting admixture is that average grain diameter is 3 μm levigate
Steel slag, abrasive aggregates are sintered bauxite, and the average grain diameter of abrasive aggregates is 0.19mm；
Wherein, auxiliary agent agent includes: 19 parts of acrylic emulsion by weight, and 2 parts of alkyl phenol polyoxyethylene ether, glyceryl tristearate
0 .9 parts, 2 parts of levelling agent BYK-333,2 parts of gamma-aminopropyl-triethoxy-silane, 11 parts of water.
The preparation method of cement the following steps are included:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 1200 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 35min, revolving speed 600r/min.
The road and bridge that Examples 1 to 5 is prepared cement He Shui, sand, rubble are according to 1:0.5:
The ratio of 2:4 is mixed with to obtain concrete 1~5；Concrete after drying is cut into the concrete that quality is 1kg
Block.Concrete 1~5 is carried out to the grinding of same time with abrasion resistant tester, the quality before and after record concrete grinding calculates
Mass loss rate, wherein mass loss rate is smaller, illustrates that wear-resisting property is better.Mass loss rate=(concrete is ground preceding quality-
Quality after grinding) the preceding quality of/concrete grinding.Specific experiment the results are shown in Table 1.
1. concrete abrasion-resistant experimental result of table
| Quality before being ground | Quality after grinding | Mass loss rate | ||
| 1 cement of embodiment | Concrete 1 | 1000g | 992g | 8‰ |
| 2 cement of embodiment | Concrete 2 | 1000g | 995g | 5‰ |
| 3 cement of embodiment | Concrete 3 | 1000g | 998g | 2‰ |
| 4 cement of embodiment | Concrete 4 | 1000g | 996g | 4‰ |
| 5 cement of embodiment | Concrete 5 | 1000g | 993g | 7‰ |
The concrete that the road and bridge as described in Examples 1 to 5 is prepared with cement it can be seen from 1 experimental data of table its
Mass loss rate is respectively less than 10 ‰, this explanation, and obtained road and bridge prepared by the present invention cement has very excellent resistance to
Grind performance, wherein the concrete quality loss late that embodiment 3 is prepared is minimum, therefore embodiment 3 is preferred plan.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (10)
1. a kind of road and bridge cement, it is characterised in that: the component comprising following parts by weight: including 160 ~ 200 parts of cement, gathering
Close ceramic material and 80 ~ 100 parts of zirconia powder mixture, 4 ~ 6 parts of steel fibre, 15 ~ 20 parts of stabilizer, highly active mineral admixture 15
~ 20 parts, 10 ~ 15 parts of abrasive aggregates, 2 ~ 3 parts of water-reducing agent, 5 ~ 8 parts of biphosphate potassium gel, 12 ~ 15 parts of sodium metasilicate, lime stone 20 ~
30 parts, 4 ~ 6 parts of titanium dioxide, 3 ~ 5 parts of triethoxysilane, 10 ~ 15 parts and 120 ~ 150 parts of water of auxiliary agent.
2. a kind of road and bridge cement according to claim 1, it is characterised in that: the component comprising following parts by weight:
Including 85 ~ 95 parts of 170 ~ 190 parts of cement, polymer-ceramic material and zirconia powder mixture, 4 ~ 6 parts of steel fibre, stabilizer 16 ~
19 parts, 17 ~ 19 parts of highly active mineral admixture, 12 ~ 14 parts of abrasive aggregates, 2 ~ 3 parts of water-reducing agent, 6 ~ 7 parts of biphosphate potassium gel, silicic acid
13 ~ 15 parts of sodium, 22 ~ 27 parts of lime stone, 4 ~ 6 parts of titanium dioxide, 3 ~ 5 parts of triethoxysilane, 12 ~ 14 parts of auxiliary agent and water 125 ~
140 parts.
3. a kind of road and bridge cement according to claim 1, it is characterised in that: the component comprising following parts by weight:
Including 90 parts of 180 parts of cement, polymer-ceramic material and zirconia powder mixture, 5 parts of steel fibre, 18 parts of stabilizer, high activity
18 parts of admixture, 18 parts of abrasive aggregates, 2.5 parts of water-reducing agent, 6.5 parts of biphosphate potassium gel, 13 parts of sodium metasilicate, lime stone 25
Part, 5 parts of titanium dioxide, 45 parts of triethoxysilane, 13 parts of auxiliary agent and 130 parts of water.
4. a kind of road and bridge cement according to claim 1, it is characterised in that: the cement uses silicate cement
Mud, the portland cement that the portland cement is 42.5 grades or more.
5. a kind of road and bridge cement according to claim 1, it is characterised in that: the polymer-ceramic material and oxygen
Change in zirconium powder mixture, the mass ratio of polymer-ceramic material and Zirconium oxide powder is 1:2.
6. a kind of road and bridge cement according to claim 1, it is characterised in that: the diameter of the steel fibre is
0.1 ~ 0.15mm, draw ratio are 50 ~ 70, and tensile strength is not less than 2000MPa.
7. a kind of road and bridge cement according to claim 1, it is characterised in that: the stabilizer using
CTC-T3 coagulation soil stabilizer；The water-reducing agent is using poly carboxylic acid series water reducer.
8. a kind of road and bridge cement according to claim 1, it is characterised in that: the highly active mineral admixture is silicon
Ash burns metakaolin；It is 1 ~ 3 μm that the ultra-fine wear-resisting admixture, which is average grain diameter,
Ground steel slag；The abrasive aggregates are one of sintered bauxite, black silicon carbide or silicon nitride or more
Kind mixing, the average grain diameter of the abrasive aggregates are 0.15 ~ 2mm.
9. a kind of road and bridge cement according to claim 1, it is characterised in that: the auxiliary agent agent is wrapped by weight
It includes: 15 ~ 20 parts of acrylic emulsion, 1 ~ 2 part of alkyl phenol polyoxyethylene ether, 0 .5 ~ 1 part of glyceryl tristearate, levelling agent BYK-
333 1 ~ 2 parts, 1 ~ 3 part of gamma-aminopropyl-triethoxy-silane, 10 ~ 12 parts of water.
10. a kind of road and bridge cement described according to claim 1 ~ 7, it is characterised in that: the preparation method packet of its cement
Include following steps:
Step S1: by cement, polymer-ceramic material and zirconia powder mixture, highly active mineral admixture, abrasive aggregates, di(2-ethylhexyl)phosphate
After hydrogen potassium gel, sodium metasilicate, lime stone, titanium dioxide, triethoxysilane, auxiliary agent and mixing, it is homogenized；
Step S2: mixed material obtained by above-mentioned steps S1 is preheated at 900 ~ 1500 DEG C, is decomposed；
Step S3: mixed material obtained by above-mentioned steps S2 is calcined into 1h at 1600 DEG C；
Step S4: mixed material grinding obtained by above-mentioned steps S3, homogenizing, when homogenizing is added in stabilizer, steel fibre and water-reducing agent
Between be 30 ~ 40min, revolving speed be 500 ~ 700r/min.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116496051A (en) * | 2023-06-28 | 2023-07-28 | 吉林省高等级公路工程有限责任公司 | Modified cement concrete high-skid-resistance wear-resistant pavement and preparation method thereof |
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