CN105776980B - A kind of high-strength wearable mortar - Google Patents
A kind of high-strength wearable mortar Download PDFInfo
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- CN105776980B CN105776980B CN201610067853.6A CN201610067853A CN105776980B CN 105776980 B CN105776980 B CN 105776980B CN 201610067853 A CN201610067853 A CN 201610067853A CN 105776980 B CN105776980 B CN 105776980B
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- powder
- fine
- gross mass
- mortar
- cement
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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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/601—Agents for increasing frost resistance
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/61—Corrosion inhibitors
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of high-strength wearable mortar, it is characterised in that：By ultra-fine wear-resisting composite micro-powder（Microballon）, steel plastic fiber, additive, polymer glue powder and fine aggregate and cement forms through process combining；It is matched by mass percentage：Ultra-fine wear-resisting composite micro-powder（Microballon）5.0~10.0%, steel plastic fiber 0.08~0.10%, additive 0.10~0.16%, polymer glue powder 1.3~2.7%, fine aggregate 69~74%, cement 13.75%.Its technical process is mainly drying materials, pre-dispersed, fiber dispersion, vacuum sealing storage.The present invention has intensity, impact-resisting wear-resisting, cracking resistance and the cavitation resistive property of superelevation not only with the performances such as the excellent bonding of polymer cement mortar, cracking resistance, freeze proof, antiseepage, anti-corrosion, chloride-penetration resistance, ageing-resistant.
Description
Technical field
The present invention relates to a kind of high-strength wearable mortars.
Background technology
It is that high-velocity flow carries under one's arms sandstone and constantly impacted to surface, cuts, wears, degrades comprehensive function that concrete punching, which galls bad,
It causes.Mainly under high-velocity flow effect, concrete depressed area generates negative pressure to cause to cavitate concrete cavitation erosion.Long-term punching
The reinforcing steel bars exposed of the lower concrete of mill, forms erosion hole.Concrete punching galls bad use function and the safety for seriously affecting engineering.
Research high intensity, high-wearing feature concrete surface protective materials be requirement that hydro-structure high speed flow flows through region.
Invention content
The technical problem to be solved by the present invention is to provide a kind of high-strength wearable mortar, the region tool for making high-velocity flow flow through
There is higher scour ＆ wear resistance energy, avoids concrete from being destroyed because washing away abrasion, avoid caused by Surface layer's concrete degrades
There is the defects of scour hole in reinforcing steel bars exposed, corrosion, concrete.
The technical solution adopted is that：
A kind of high-strength wearable mortar, by ultra-fine wear-resisting composite micro-powder（Microballon）, steel plastic fiber, additive, polymer glue powder
It is formed through process combining with cement with fine aggregate.It is matched by mass percentage：Ultra-fine wear-resisting composite micro-powder（Microballon）5.0~
10.0%, steel plastic fiber 0.08~0.10%, additive 0.10~0.16%, polymer glue powder 1.3~2.7%, fine aggregate 69~
74%, cement 13.75%.
Above-mentioned ultra-fine wear-resisting composite micro-powder（Microballon）For a kind of compound pulvis of three components, including two kinds of micro mists and one kind
Microballon, three is with 2:1:1 mass ratio is mixed into a kind of compound ultra-fine wear-resistant component.Wherein, a kind of its ingredient of micro mist is silicon
Powder, proportioning account for the 2.5~5.0% of mortar gross mass；Another micro mist is swelling agent, and the proportioning of swelling agent accounts for mortar gross mass
1.25~2.5%；A kind of its main component of microballon is glass bead, and proportioning accounts for the 1.25~2.5% of mortar gross mass；By micro-
The compound pulvis of three components of powder, microballon composition, proportioning account for the 5.0~10.0% of mortar gross mass.
Above-mentioned steel plastic fiber includes mainly three kinds of steel plastic fibers that length is 1cm, 2cm, 3cm, quality proportioning 3:
2:2；Total dosage of steel plastic fiber is the 0.08~0.10% of mortar gross mass.
Above-mentioned additive is pulvis, and ingredient is mainly anhydrous sodium sulphate or antifreezing agent, corrosion inhibitor and naphthalene water reducer, additional
Its proportioning of agent is the 0.10~0.16% of mortar gross mass.
Above-mentioned polymer glue powder is by polypropylene, high molecular weight fibers element ether with 3:1 ratio is combined, and two kinds poly-
The gross mass for closing object rubber powder accounts for the 1.3~2.7% of mortar gross mass.
Above-mentioned fine aggregate is mainly fine sand, in fine sand fineness be 20 mesh, 60 mesh, 80 mesh washed-out sand quality proportioning be 2:
3:5, quality proportioning accounts for the 69~74% of mortar gross mass.
Above-mentioned cement consumption is not less than the 13.75% of mortar gross mass, and cement water-cement ratio is not more than 0.50.
Above-mentioned technique is mainly drying materials, pre-dispersed, fiber dispersion, vacuum sealing.
The fine sand material of cement, fine aggregate is entered into drying room flash baking, spare by conveyer belt first；After drying
Cement, fine aggregate fine sand be delivered in taper dispersion machine and carry out dispersion in 20 minutes, premixing；Then it sequentially adds additional
Agent, polymer glue powder, the silica flour of ultra-fine wear-resisting composite micro-powder, swelling agent and glass bead carry out twice dispersing；Simultaneously at top
First feeding mouth is slowly added steel plastic fiber, after adding steel plastic fiber, continues dispersion 15 minutes, evacuated rear plastic packaging is deposited
Storage.
Mortar of the present invention not only with the excellent bonding of polymer cement mortar, cracking resistance, freeze proof, antiseepage, anti-corrosion, anti-chlorine from
The performances such as son infiltration, ageing-resistant, and intensity, impact-resisting wear-resisting, cracking resistance and cavitation resistive property with superelevation.Its feature has：
1, excellent impact-resisting wear-resisting, corrosion-resistant, ageing-resistant, freeze-thaw resistance property and endurance quality；
2, the mechanical strength performance of superelevation；
3, excellent adhesive property, good with concrete temperature adaptability, being not easy to come to nothing from concrete substrate falls off；
4, highly resistance shrinkage avoids generating crack；
5, excellent anti-hazardous medium intrusion（Carbon dioxide, chloride etc.）Performance, can prevent concrete carbonization and
Prevent the corrosion of inside concrete reinforcing bar；
6, nontoxic, it is harmless；
7, easy to use, application operability is good.
Specific implementation mode
Embodiment one
The cement for accounting for mortar gross mass 13.75%, 70% fine aggregate are taken first（Fine sand）It is fast to enter drying room by conveyer belt
Speed dries, is spare；Cement, fine aggregate after drying is delivered in taper dispersion machine and carries out dispersion in 20 minutes, premixing；Again according to
It is secondary be added account for the additive of mortar gross mass 0.16%, 2.7% polymer glue powder, ultra-fine wear-resisting composite micro-powder 5.0% silica flour,
2.5% swelling agent and 2.5% glass bead carry out twice dispersing；It is slowly added simultaneously in the first feeding mouth of top and accounts for mortar gross mass
0.10% steel plastic fiber after adding steel plastic fiber, continues dispersion 15 minutes, evacuated rear plastic packaging, storage.In construction,
Vacuum packaging only need to be opened, is stirred for throw for 2 minutes after suitable water reconciliation, stirring is added, stands 15 minutes according to proportioning
Enter to use.
Embodiment two
The cement for accounting for mortar gross mass 13.75%, 74% fine aggregate are taken first（Fine sand）It is fast to enter drying room by conveyer belt
Speed dries, is spare；Cement, fine aggregate after drying is delivered in taper dispersion machine and carries out dispersion in 20 minutes, premixing；Again according to
It is secondary be added account for the additive of mortar gross mass 0.10%, 1.3% polymer glue powder, ultra-fine wear-resisting composite micro-powder 2.5% silica flour,
1.25% swelling agent and 1.25% glass bead carry out twice dispersing；It is slowly added simultaneously in the first feeding mouth of top and accounts for the total matter of mortar
The steel plastic fiber of amount 0.08% after adding steel plastic fiber, continues dispersion 15 minutes, evacuated rear plastic packaging, storage.It is constructing
In, vacuum packaging only need to be opened, is stirred for 2 minutes after suitable water reconciliation, stirring is added, stands 15 minutes according to proportioning
It comes into operation.
Embodiment three
The cement for accounting for mortar gross mass 13.75%, 73% fine aggregate are taken first（Fine sand）It is fast to enter drying room by conveyer belt
Speed dries, is spare；Cement, fine aggregate after drying is delivered in taper dispersion machine and carries out dispersion in 20 minutes, premixing；Again according to
It is secondary that the additive for accounting for mortar gross mass 0.15%, 2% polymer glue powder, 3.5% silica flour of ultra-fine wear-resisting composite micro-powder, 2.1% is added
Swelling agent and 2% glass bead carry out twice dispersing；It is slowly added simultaneously in the first feeding mouth of top and accounts for mortar gross mass 0.09%
Steel plastic fiber, add steel plastic fiber after, continue dispersion 15 minutes, it is evacuated after plastic packaging, storage.In construction, need to only it beat
Vacuum packaging is opened, is stirred for come into operation for 2 minutes after suitable water reconciliation, stirring is added, stands 15 minutes according to proportioning.
Claims (1)
1. a kind of high-strength wearable mortar, it is characterised in that：By ultra-fine wear-resisting composite micro-powder, steel plastic fiber, additive, polymer latex
Powder and fine aggregate are formed with cement through process combining；It is matched by mass percentage：Ultra-fine wear-resisting composite micro-powder 5.0~10.0%,
Steel plastic fiber 0.08~0.10%, additive 0.10~0.16%, polymer glue powder 1.3~2.7%, fine aggregate 69~74%, cement
Not less than 13.75%；The ultra-fine wear-resisting composite micro-powder is a kind of compound pulvis of three components, including two kinds of micro mists and one kind
Microballon, three is with 2:1:1 mass ratio is mixed into a kind of compound ultra-fine wear-resistant component；Wherein, a kind of its ingredient of micro mist is silicon
Powder, proportioning account for the 2.5~5.0% of mortar gross mass；Another micro mist is swelling agent, and the proportioning of swelling agent accounts for mortar gross mass
1.25~2.5%；A kind of its main component of microballon is glass bead, and proportioning accounts for the 1.25~2.5% of mortar gross mass；By micro-
The compound pulvis of three components of powder, microballon composition, proportioning account for the 5.0~10.0% of mortar gross mass；The steel plastic fiber master
To include three kinds of steel plastic fibers that length is 1cm, 2cm, 3cm, quality proportioning 3:2:2；Total dosage of steel plastic fiber is sand
Starch the 0.08~0.10% of gross mass；The additive is pulvis, ingredient be mainly anhydrous sodium sulphate or antifreezing agent, corrosion inhibitor and
Naphthalene water reducer, its proportioning of additive is the 0.10~0.16% of mortar gross mass；The polymer glue powder be by polypropylene,
High molecular weight fibers element ether is with 3:1 ratio is combined, the gross mass of two kinds of polymer rubber powder account for mortar gross mass 1.3~
2.7%；The fine aggregate is mainly fine sand, in fine sand fineness be 20 mesh, 60 mesh, 80 mesh washed-out sand quality proportioning be 2:3:
5, quality proportioning accounts for the 69~74% of mortar gross mass；The cement consumption is not less than the 13.75% of mortar gross mass, water
Mud water-cement ratio is not more than 0.50；The technique is mainly drying materials, pre-dispersed, fiber dispersion, vacuum sealing；Said components
The sum of mass percent is absolutely；
The fine sand material of cement, fine aggregate is entered into drying room flash baking, spare by conveyer belt first；By the water after drying
Mud, fine aggregate fine sand be delivered in taper dispersion machine and carry out dispersion in 20 minutes, premixing；Then it sequentially adds additive, gather
It closes object rubber powder, the silica flour of ultra-fine wear-resisting composite micro-powder, swelling agent and glass bead and carries out twice dispersing；Enter simultaneously at top first
Material mouth is slowly added steel plastic fiber, after adding steel plastic fiber, continues dispersion 15 minutes, evacuated rear plastic packaging, storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067853.6A CN105776980B (en) | 2016-02-01 | 2016-02-01 | A kind of high-strength wearable mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067853.6A CN105776980B (en) | 2016-02-01 | 2016-02-01 | A kind of high-strength wearable mortar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105776980A CN105776980A (en) | 2016-07-20 |
| CN105776980B true CN105776980B (en) | 2018-08-17 |
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| CN201610067853.6A Active CN105776980B (en) | 2016-02-01 | 2016-02-01 | A kind of high-strength wearable mortar |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109265096A (en) * | 2018-08-22 | 2019-01-25 | 武大巨成结构股份有限公司 | A kind of ultrahigh-performance cement-based resistant abrasion material |
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| CN102241907A (en) * | 2011-05-10 | 2011-11-16 | 安徽省建筑科学研究设计院 | Elastic crack-resistant insulation putty for external thermal insulation system of rockwool panel external wall without crack-resistant protective coating |
| CN102584124A (en) * | 2012-02-21 | 2012-07-18 | 陕西理工学院 | Technology for preparing zeolite-containing inorganic insulation mortar |
| CN104310867A (en) * | 2014-09-25 | 2015-01-28 | 徐花 | Expanded and vitrified bead thermal insulation mortar |
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| CN105776980A (en) | 2016-07-20 |
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Address after: No. 1, fourteen weft Road, peace zone, Shenyang, Liaoning, Liaoning Applicant after: Liaoning water conservancy and Hydropower Research Institute Co., Ltd. Address before: No. 1, fourteen weft Road, peace zone, Shenyang, Liaoning, Liaoning Applicant before: Liaoning Water-Conservancy Hydroelectricity Science Academy |
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