CN110723948A - Preparation method of high-performance dry-mixed mortar - Google Patents
Preparation method of high-performance dry-mixed mortar Download PDFInfo
- Publication number
- CN110723948A CN110723948A CN201911245993.8A CN201911245993A CN110723948A CN 110723948 A CN110723948 A CN 110723948A CN 201911245993 A CN201911245993 A CN 201911245993A CN 110723948 A CN110723948 A CN 110723948A
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- CN
- China
- Prior art keywords
- sand
- parts
- mortar
- mixed
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000004576 sand Substances 0.000 claims abstract description 29
- 239000000843 powder Substances 0.000 claims abstract description 10
- 239000004575 stone Substances 0.000 claims abstract description 10
- 239000000654 additive Substances 0.000 claims abstract description 9
- 230000000996 additive effect Effects 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 239000004568 cement Substances 0.000 claims abstract description 7
- 238000001035 drying Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 238000012216 screening Methods 0.000 claims abstract description 4
- 239000002131 composite material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 238000012986 modification Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- 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)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention provides a preparation method of high-performance dry-mixed mortar, which comprises the following steps: providing machine-made sand and drying; conveying the dried machine-made sand to a probability screen through a belt conveyor and a lifter, screening the machine-made sand into sand with different specifications of coarse, medium and fine, and storing the sand; selecting sands with different specifications according to different requirements for manufacturing the mortar; according to the weight parts, 130 parts of PO42.5 cement, 70-90 parts of stone powder, 820 parts of sand and 0.4-0.6 part of admixture are put into a stirrer to be mixed and stirred, and the stirring time is more than 3 minutes; after stirring, the mixture is conveyed to a special mortar tank on a construction site through a transport vehicle to be continuously stirred for standby. The invention has the following beneficial effects: the additive is mixed and used at any time, the quality is reliable, the construction performance is improved, the characteristics of water retention, modification and consistency of the blended additive are fully utilized, the workability and operability of the mortar are improved, and the working and production efficiency of constructors is improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of building construction materials, in particular to a preparation method of high-performance dry-mixed mortar.
[ background of the invention ]
At present, dry-mixed mortar generally exists in China and has poor construction performance, so that a green environment-friendly energy-saving material capable of preventing cracking and hollowing after dry-mixed mortar (plastering) construction is urgently needed.
[ summary of the invention ]
The invention discloses a preparation method of high-performance dry-mixed mortar, and solves the problems involved in the background technology.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a preparation method of high-performance dry-mixed mortar comprises the following steps:
providing machine-made sand and drying;
conveying the dried machine-made sand to a probability screen through a belt conveyor and a lifter, screening the machine-made sand into sand with different specifications of coarse, medium and fine, and storing the sand;
selecting sands with different specifications according to different requirements for manufacturing the mortar;
according to the weight parts, 130 parts of PO42.5 cement, 70-90 parts of stone powder, 820 parts of sand and 0.4-0.6 part of admixture are put into a stirrer to be mixed and stirred, and the stirring time is more than 3 minutes;
after stirring, the mixture is conveyed to a special mortar tank on a construction site through a transport vehicle to be continuously stirred for standby.
Preferably, the PO42.5 cement accounts for 120 parts, the stone powder accounts for 80 parts, the sand accounts for 810 parts, and the admixture accounts for 0.57 part.
Preferably, the admixture is a composite additive.
Preferably, the fineness modulus of the sand is 2.2-2.7, and the mud content is less than 2%.
Preferably, the fineness modulus of the stone powder is less than 20%, and the water demand is less than 102%.
The invention has the following beneficial effects: the additive is mixed and used at any time, the quality is reliable, the construction performance is improved, the characteristics of water retention, modification and consistency of the blended additive are fully utilized, the workability and operability of the mortar are improved, and the working and production efficiency of constructors is improved.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to specific embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a preparation method of high-performance dry-mixed mortar, which comprises the following steps:
providing machine-made sand and drying;
conveying the dried machine-made sand to a probability screen through a belt conveyor and a lifter, screening the machine-made sand into sand with different specifications of coarse, medium and fine, and storing the sand;
selecting sands with different specifications according to different requirements for manufacturing the mortar;
according to the weight parts, 130 parts of PO42.5 cement, 70-90 parts of stone powder, 820 parts of sand and 0.4-0.6 part of admixture are put into a stirrer to be mixed and stirred, and the stirring time is more than 3 minutes;
specifically, the PO42.5 cement accounts for 120 parts, the stone powder accounts for 80 parts, the sand accounts for 810 parts, and the admixture accounts for 0.57 part.
The admixture is a composite additive, the fineness modulus of the sand is 2.2-2.7, the mud content is less than 2%, the fineness modulus of the stone powder is less than 20%, and the water demand is less than 102%.
After stirring, the mixture is conveyed to a special mortar tank on a construction site through a transport vehicle to be continuously stirred for standby.
The invention has the following beneficial effects: the additive is mixed and used at any time, the quality is reliable, the construction performance is improved, the characteristics of water retention, modification and consistency of the blended additive are fully utilized, the workability and operability of the mortar are improved, and the working and production efficiency of constructors is improved.
While embodiments of the invention have been disclosed above, it is not limited to the applications set forth in the description and embodiments, which are fully applicable to various fields of endeavor for which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described without departing from the generic concept as defined by the claims and the equivalents thereof.
Claims (5)
1. A preparation method of high-performance dry-mixed mortar is characterized by comprising the following steps:
providing machine-made sand and drying;
conveying the dried machine-made sand to a probability screen through a belt conveyor and a lifter, screening the machine-made sand into sand with different specifications of coarse, medium and fine, and storing the sand;
selecting sands with different specifications according to different requirements for manufacturing the mortar;
according to the weight parts, 130 parts of PO42.5 cement, 70-90 parts of stone powder, 820 parts of sand and 0.4-0.6 part of admixture are put into a stirrer to be mixed and stirred, and the stirring time is more than 3 minutes;
after stirring, the mixture is conveyed to a special mortar tank on a construction site through a transport vehicle to be continuously stirred for standby.
2. The method for preparing high-performance dry-mixed mortar according to claim 1, wherein the PO42.5 cement is 120 parts, the stone powder is 80 parts, the sand is 810 parts, and the admixture is 0.57 part.
3. The method for preparing high-performance dry-mixed mortar according to claim 1 or 2, wherein the admixture is a composite additive.
4. The preparation method of the high-performance dry-mixed mortar according to claim 1, wherein the fineness modulus of the mortar is 2.2-2.7, and the mud content is less than 2%.
5. The preparation method of the high-performance dry-mixed mortar according to claim 1 or 4, wherein the fineness modulus of the stone powder is less than 20%, and the water demand is less than 102%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911245993.8A CN110723948A (en) | 2019-12-07 | 2019-12-07 | Preparation method of high-performance dry-mixed mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911245993.8A CN110723948A (en) | 2019-12-07 | 2019-12-07 | Preparation method of high-performance dry-mixed mortar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110723948A true CN110723948A (en) | 2020-01-24 |
Family
ID=69225943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911245993.8A Pending CN110723948A (en) | 2019-12-07 | 2019-12-07 | Preparation method of high-performance dry-mixed mortar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110723948A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112500064A (en) * | 2020-12-31 | 2021-03-16 | 江苏腾跃建材有限公司 | Production and manufacturing process of mortar |
| CN114057442A (en) * | 2020-08-04 | 2022-02-18 | 杭州墨泰科技股份有限公司 | Masonry mortar capable of being pneumatically conveyed |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003313069A (en) * | 2002-04-22 | 2003-11-06 | Nippon Kasei Kk | High fluidity mortar composition for floor face application |
| CN105859221A (en) * | 2016-04-18 | 2016-08-17 | 浙江正裕科技股份有限公司 | Dry-blended plastering mortar |
| CN106007526A (en) * | 2016-05-23 | 2016-10-12 | 青神鑫统领建材有限公司 | Dry-mixed mortar with collected dust ash from machine-made sand and preparation method thereof |
| CN107651899A (en) * | 2017-10-27 | 2018-02-02 | 章丘华明水泥新型建材有限公司 | A kind of grading method of dry-mixed mortar Machine-made Sand and the dry-mixed mortar of preparation |
| CN109020456A (en) * | 2018-08-25 | 2018-12-18 | 北京建工新型建材有限责任公司 | A kind of Machine-made Sand dry-mixed mortar and preparation method thereof |
| CN110240448A (en) * | 2019-06-24 | 2019-09-17 | 成都市易建建筑材料有限公司 | A kind of the dry-mixed plastering mortar dry blend and plastering mortar of waterproofing and anti-leakage |
-
2019
- 2019-12-07 CN CN201911245993.8A patent/CN110723948A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003313069A (en) * | 2002-04-22 | 2003-11-06 | Nippon Kasei Kk | High fluidity mortar composition for floor face application |
| CN105859221A (en) * | 2016-04-18 | 2016-08-17 | 浙江正裕科技股份有限公司 | Dry-blended plastering mortar |
| CN106007526A (en) * | 2016-05-23 | 2016-10-12 | 青神鑫统领建材有限公司 | Dry-mixed mortar with collected dust ash from machine-made sand and preparation method thereof |
| CN107651899A (en) * | 2017-10-27 | 2018-02-02 | 章丘华明水泥新型建材有限公司 | A kind of grading method of dry-mixed mortar Machine-made Sand and the dry-mixed mortar of preparation |
| CN109020456A (en) * | 2018-08-25 | 2018-12-18 | 北京建工新型建材有限责任公司 | A kind of Machine-made Sand dry-mixed mortar and preparation method thereof |
| CN110240448A (en) * | 2019-06-24 | 2019-09-17 | 成都市易建建筑材料有限公司 | A kind of the dry-mixed plastering mortar dry blend and plastering mortar of waterproofing and anti-leakage |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114057442A (en) * | 2020-08-04 | 2022-02-18 | 杭州墨泰科技股份有限公司 | Masonry mortar capable of being pneumatically conveyed |
| CN112500064A (en) * | 2020-12-31 | 2021-03-16 | 江苏腾跃建材有限公司 | Production and manufacturing process of mortar |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |
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| RJ01 | Rejection of invention patent application after publication |