CN112456897A - Production process of inorganic terrazzo - Google Patents
Production process of inorganic terrazzo Download PDFInfo
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- CN112456897A CN112456897A CN202011010744.3A CN202011010744A CN112456897A CN 112456897 A CN112456897 A CN 112456897A CN 202011010744 A CN202011010744 A CN 202011010744A CN 112456897 A CN112456897 A CN 112456897A
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- terrazzo
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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
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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)
Abstract
The invention belongs to the technical field of terrazzo production and processing, and particularly relates to a production process of an inorganic terrazzo, which comprises the following steps of: 30-45% of dolomite, 12-15% of white sand, 12-15% of silica micropowder, 13-17% of white cement, 2-3% of special cement, 1-3% of titanium dioxide and 15-17% of an additive are taken as raw materials; stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips; cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished. The invention can reduce the pollution to the environment and greatly shorten the construction period by customizing the inorganic terrazzo in advance.
Description
Technical Field
The invention belongs to the technical field of terrazzo processing, and particularly relates to a production process of an inorganic terrazzo.
Background
The terrazzo is made up by mixing aggregate of broken stone, glass and quartz stone with cement binder, and grinding and polishing its surface. The terrazzo made of cement binder is called inorganic terrazzo, and the terrazzo made of epoxy binder is called epoxy terrazzo or organic terrazzo.
Current inorganic terrazzo processing technology mainly uses the cast-in-place to give first place to, needs long-time limit for a project, and because processing technology can cause a large amount of pollutions, simultaneously along with long-time noise, can cause harm to the human body, and carry out the on-the-spot concatenation between the different designs and add comparatively complicacy man-hour, required energy consumption is higher, the design that satisfies customer's demand is not convenient for control, and its structure bulk joining strength is lower when the concatenation, the plasticity of design is poor.
Therefore, the production process of the inorganic terrazzo is convenient to control patterns and colors, low in energy consumption and capable of being processed and formed outside the field.
Disclosure of Invention
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof.
The invention aims to overcome the defects and provide a production process of an inorganic terrazzo, which is convenient for color control, low in energy consumption and capable of being processed and molded outside the field.
In order to achieve the purpose, the technical solution of the invention is as follows: a production process of an inorganic terrazzo, which comprises the following steps:
s1, screening of raw materials: 30-45% of dolomite, 12-15% of white sand, 12-15% of silica micropowder, 13-17% of white cement, 2-3% of special cement, 1-3% of titanium dioxide and 15-17% of an additive are taken as raw materials;
s2, stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips;
s3, cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished.
In the production process of the inorganic terrazzo, in S1, the dolomite in S1 comprises 10-15 meshes 10-15%, 30-60 meshes 15-20%, 80-100 meshes 5-10%.
In the above production process of an inorganic terrazzo, the specification of the white sand in S1 is 10-20 mesh.
In the above production process of the inorganic terrazzo, in the S1, the additive comprises 0.2-0.4% of magnesium oxide, 0.2-0.4% of high-efficiency water reducing agent, 0.2-0.4% of hydroxypropyl methyl cellulose, 1-1.5% of early strength agent, 2-2.5% of release agent, 0.1-0.3% of coupling agent, 4-5% of heavy calcium carbonate, 0.3-0.5% of defoaming agent and 2-4% of semi-hydrated gypsum.
In the above process for producing an inorganic terrazzo, the amount of water added in S2 is 10% to 15% of the total raw material amount.
In the above production process of an inorganic terrazzo, the grinding and polishing step S3 includes the steps of:
the method comprises the following steps: coarse grinding: the first time, a No. 60-90 rough diamond mill is used, so that the head of the stone mill travels in an 8 shape, water is added while grinding the edges until the surface is ground flat, and the division bars and the stone grains are completely exposed;
step two: cleaning and maintaining: washing the terrazzo treated in the first step with clear water, drying, wiping with cement paste once, filling and leveling the gap, filling up the falling stone grains, watering and maintaining for 2-3 days;
step three, fine grinding: grinding with No. 200 fine diamond for the third time until the stones on the surface of the terrazzo are uniformly exposed, flattening, smoothing and no gap, and repeatedly grinding for three to five times;
step four: acid washing and polishing: uniformly spraying oxalic acid solution with the concentration of 10% on the surface of the terrazzo, and lightly grinding by using oilstone until the cement and stone particles show primary colors; wrapping vinegar in a thin cloth, coating the surface of the terrazzo, drying, grinding by using a terrazzo machine covered with canvas, and repeating the operation until the surface of the terrazzo is smooth and bright.
By adopting the technical scheme, the invention has the beneficial effects that: the dolomite and the silicon micropowder with different grain diameters are used, so that the porosity in the inorganic terrazzo can be reduced conveniently, the integral structure strength is improved, the cost is saved, and the production cost is reduced; the use of the magnesium oxide and the early strength agent can greatly improve the early strength of the terrazzo, facilitate polishing and reduce the construction period; the release agent is used to facilitate workers to take the formed terrazzo out of the die, so that the operation time is reduced, and the rough grinding and the fine grinding are matched for use, so that the integral finish degree of the terrazzo after being polished can be greatly improved, and the product quality is improved; meanwhile, the needed terrazzo is processed and molded in advance, and the terrazzo is conveyed to a construction site when the terrazzo is needed to be used, so that the noise and the environmental pollution caused to the site can be avoided, meanwhile, the splicing among different colors is convenient, and the construction period is greatly shortened.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
These and other objects, features and advantages of the present invention will become more readily apparent from the following detailed description of one or more preferred embodiments.
Detailed Description
The following embodiments of the present invention will be described in detail with reference to the accompanying examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.
Example 1
A production process of an inorganic terrazzo, which comprises the following steps:
s1, screening of raw materials: taking 30% of dolomite, 15% of white sand, 15% of silica micropowder, 17% of white cement, 3% of special cement, 3% of titanium dioxide and 17% of admixture as raw materials;
s2, stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips;
s3, cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished.
In the S1, the dolomite consists of 10-15 meshes of 10%, 30-60 meshes of 15% and 80-100 meshes of 5%.
In the step S1, the specification of the white sand is 10 meshes.
In the S1, the admixture consists of 0.2% of magnesium oxide, 0.2% of high-efficiency water reducing agent, 0.2% of hydroxypropyl methyl cellulose, 1% of early strength agent, 2% of release agent, 0.1% of coupling agent, 4% of heavy calcium carbonate, 0.3% of defoaming agent and 2% of semi-hydrated gypsum.
In the step S2, the amount of water added is 10% of the total raw material amount.
Example 2
A production process of an inorganic terrazzo, which comprises the following steps:
s1, screening of raw materials: taking 45% of dolomite, 12% of white sand, 12% of silica micropowder, 13% of white cement, 2% of special cement, 1% of titanium dioxide and 15% of an additive as raw materials;
s2, stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips;
s3, cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished.
In the S1, the dolomite consists of 10-15 meshes of 15%, 30-60 meshes of 20% and 80-100 meshes of 10%.
In the step S1, the specification of the white sand is 15 meshes.
In the S1, the admixture consists of 0.3% of magnesium oxide, 0.3% of high-efficiency water reducing agent, 0.3% of hydroxypropyl methyl cellulose, 1.25% of early strength agent, 2.25% of release agent, 0.2% of coupling agent, 4.5% of heavy calcium carbonate, 0.4% of defoaming agent and 3% of semi-hydrated gypsum.
In the S2, the amount of added water was 12.5% of the total amount of the raw materials.
Example 3
A production process of an inorganic terrazzo, which comprises the following steps:
s1, screening of raw materials: taking 40% of dolomite, 13% of white sand, 13% of silica micropowder, 15% of white cement, 2.5% of special cement, 2.5% of titanium dioxide and 14% of additive as raw materials;
s2, stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips;
s3, cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished.
In the S1, the dolomite consists of 12 percent of 10-15 meshes, 20 percent of 30-60 meshes and 8 percent of 80-100 meshes.
In the step S1, the specification of the white sand is 20 meshes.
In the S1, the admixture consists of 0.4% of magnesium oxide, 0.4% of high-efficiency water reducing agent, 0.4% of hydroxypropyl methyl cellulose, 1.5% of early strength agent, 2.5% of release agent, 0.3% of coupling agent, 5% of triple superphosphate, 0.5% of defoaming agent and 4% of semi-hydrated gypsum.
In the step S2, the amount of water added is 15% of the total raw material amount.
In the invention, the grinding and polishing comprises the following steps:
the method comprises the following steps: coarse grinding: the first time, a No. 60-90 rough diamond mill is used, so that the head of the stone mill travels in an 8 shape, water is added while grinding the edges until the surface is ground flat, and the division bars and the stone grains are completely exposed;
step two: cleaning and maintaining: washing the terrazzo treated in the first step with clear water, drying, wiping with cement paste once, filling and leveling the gap, filling up the falling stone grains, watering and maintaining for 2-3 days;
step three, fine grinding: grinding with No. 200 fine diamond for the third time until the stones on the surface of the terrazzo are uniformly exposed, flattening, smoothing and no gap, and repeatedly grinding for three to five times;
step four: acid washing and polishing: uniformly spraying oxalic acid solution with the concentration of 10% on the surface of the terrazzo, and lightly grinding by using oilstone until the cement and stone particles show primary colors; wrapping vinegar in a thin cloth, coating the surface of the terrazzo, drying, grinding by using a terrazzo machine covered with canvas, and repeating the operation until the surface of the terrazzo is smooth and bright.
It should be noted that in the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
Claims (6)
1. A production process of an inorganic terrazzo is characterized by comprising the following steps:
s1, screening of raw materials: 30-45% of dolomite, 12-15% of white sand, 12-15% of silica micropowder, 13-17% of white cement, 2-3% of special cement, 1-3% of titanium dioxide and 15-17% of an additive are taken as raw materials;
s2, stirring and pressing: adding water into the raw materials for mixing, pouring the mixed materials into a prefabricated mould for pressing, spraying water for wetting after hardening, brushing cement paste with the water-cement ratio of 0.4-0.5, paving and plastering mortar on a leveling layer, plastering by using a long scraping bar and a trowel, popping cleaning lines on the surface according to the requirement of a pattern after the compressive strength reaches 1.2Mpa, and installing dividing strips;
s3, cutting, grinding and polishing: and (3) keeping the terrazzo in an environment of 25-30 ℃ for 2.5-3.5 days, performing trial grinding on the premise that stone particles cannot fall off from the surface layer, and performing grinding and polishing after the trial grinding is finished.
2. The process for producing an inorganic terrazzo according to claim 1, wherein the dolomite in S1 comprises 10-15 mesh 10-15%, 30-60 mesh 15-20%, and 80-100 mesh 5-10%.
3. The process for producing an inorganic terrazzo as claimed in claim 1, wherein the white sand in S1 has a size of 10-20 mesh.
4. The process for producing an inorganic terrazzo according to claim 1, wherein the composition of the additive in S1 comprises 0.2-0.4% of magnesium oxide, 0.2-0.4% of high-efficiency water reducing agent, 0.2-0.4% of hydroxypropyl methyl cellulose, 1-1.5% of early strength agent, 2-2.5% of release agent, 0.1-0.3% of coupling agent, 4-5% of heavy calcium carbonate, 0.3-0.5% of defoaming agent, and 2-4% of hemihydrate gypsum.
5. The process for producing an inorganic terrazzo as claimed in claim 1, wherein in S2, water is added in an amount of 10 to 15% based on the total amount of the raw materials.
6. The process for producing an inorganic terrazzo as claimed in claim 1, wherein the grinding and polishing step S3 includes the steps of:
the method comprises the following steps: coarse grinding: the first time, a No. 60-90 rough diamond mill is used, so that the head of the stone mill travels in an 8 shape, water is added while grinding the edges until the surface is ground flat, and the division bars and the stone grains are completely exposed;
step two: cleaning and maintaining: washing the terrazzo treated in the first step with clear water, drying, wiping with cement paste once, filling and leveling the gap, filling up the falling stone grains, watering and maintaining for 2-3 days;
step three, fine grinding: grinding with No. 200 fine diamond for the third time until the stones on the surface of the terrazzo are uniformly exposed, flattening, smoothing and no gap, and repeatedly grinding for three to five times;
step four: acid washing and polishing: uniformly spraying oxalic acid solution with the concentration of 10% on the surface of the terrazzo, and lightly grinding by using oilstone until the cement and stone particles show primary colors; wrapping vinegar in a thin cloth, coating the surface of the terrazzo, drying, grinding by using a terrazzo machine covered with canvas, and repeating the operation until the surface of the terrazzo is smooth and bright.
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| CN202011010744.3A CN112456897A (en) | 2020-09-23 | 2020-09-23 | Production process of inorganic terrazzo |
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| CN202011010744.3A CN112456897A (en) | 2020-09-23 | 2020-09-23 | Production process of inorganic terrazzo |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113651584A (en) * | 2021-08-17 | 2021-11-16 | 广东景龙建设集团有限公司 | Inorganic grindstone and preparation method thereof |
| CN115215604A (en) * | 2021-09-15 | 2022-10-21 | 俪素建材科技(上海)有限公司 | Natural terrazzo and preparation process thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109356358A (en) * | 2018-10-10 | 2019-02-19 | 常州新城万盛商业管理有限公司 | A kind of construction method of garage terrazzo terrace |
| CN110656753A (en) * | 2019-09-24 | 2020-01-07 | 张浩燃 | Concrete grindstone terrace |
| CN111170690A (en) * | 2019-12-24 | 2020-05-19 | 安徽宝格丽新型装饰材料科技有限公司 | Production formula of inorganic terrazzo |
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2020
- 2020-09-23 CN CN202011010744.3A patent/CN112456897A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109356358A (en) * | 2018-10-10 | 2019-02-19 | 常州新城万盛商业管理有限公司 | A kind of construction method of garage terrazzo terrace |
| CN110656753A (en) * | 2019-09-24 | 2020-01-07 | 张浩燃 | Concrete grindstone terrace |
| CN111170690A (en) * | 2019-12-24 | 2020-05-19 | 安徽宝格丽新型装饰材料科技有限公司 | Production formula of inorganic terrazzo |
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| 曹菲等: "《图解装饰装修工程施工细部做法100讲》", 30 November 2017 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113651584A (en) * | 2021-08-17 | 2021-11-16 | 广东景龙建设集团有限公司 | Inorganic grindstone and preparation method thereof |
| CN113651584B (en) * | 2021-08-17 | 2022-07-29 | 广东景龙建设集团有限公司 | Inorganic grindstone and method for producing same |
| CN115215604A (en) * | 2021-09-15 | 2022-10-21 | 俪素建材科技(上海)有限公司 | Natural terrazzo and preparation process thereof |
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Application publication date: 20210309 |