CN110845196A - High-strength inorganic artificial stone and manufacturing method thereof - Google Patents
High-strength inorganic artificial stone and manufacturing method thereof Download PDFInfo
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- CN110845196A CN110845196A CN201911214929.3A CN201911214929A CN110845196A CN 110845196 A CN110845196 A CN 110845196A CN 201911214929 A CN201911214929 A CN 201911214929A CN 110845196 A CN110845196 A CN 110845196A
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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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Abstract
The invention discloses a high-strength inorganic artificial stone and a manufacturing method thereof, wherein the high-strength inorganic artificial stone comprises the following components: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 2.5-4 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water. According to the high-strength inorganic artificial stone provided by the invention, the inorganic artificial stone is prepared by completely using inorganic raw materials, so that the pollution to the environment caused by the use of the inorganic artificial stone is avoided; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone meets the use requirement.
Description
Technical Field
The invention relates to the field of building materials, in particular to a high-strength inorganic artificial stone and a manufacturing method thereof.
Background
The artificial stone is a new product which develops rapidly in the stone in recent years, the inorganic artificial stone can be divided into two forming modes of a pressing plate type and a raw stone type, natural stone waste or construction waste is utilized, inorganic adhesive (cement), filler, inorganic auxiliary agent, inorganic pigment and the like are mixed, then a blank (block or plate) material for the decorative surface of the building is formed by vacuum pressing, after curing and solidification at normal temperature for a certain time, cutting, thickness setting, polishing and the like are carried out, and finally decorative plates or profiled bars with various specifications are manufactured.
Compared with the organic artificial stone, the inorganic artificial stone does not contain organic components such as resin, glue and the like, so that the inorganic artificial stone has the advantages of hardness, durability, health, environmental protection, no color difference and no odor, obviously improves and promotes the product performance such as corrosion resistance, weather resistance, wear resistance, high temperature resistance and the like, does not have the phenomena of deformation, warping and the like, is widely applied to home decoration, public buildings, high-grade hotels and the like, and is deeply loved by designers.
As the requirement of certain breaking strength is met and the toughness of the product is increased, a certain amount of organic toughening materials are often mixed in the raw materials of the inorganic artificial stone in the market at present to improve the breaking strength of the product, so that the inorganic artificial stone in the market has certain potential safety and health hazards for indoor decoration and has high manufacturing cost.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-strength inorganic artificial stone and a manufacturing method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: the high-strength inorganic artificial stone comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 2.5-4 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
The further technical scheme is as follows: 3-4 parts of inorganic active additive.
The further technical scheme is as follows: the inorganic active additive accounts for 3.5 parts.
The further technical scheme is as follows: the inorganic active additive is one or more of mineral powder, metakaolin and white silica fume.
The further technical scheme is as follows: the quartz sand is graded and continuous, and the mesh range is as follows: 4 meshes to 120 meshes.
The further technical scheme is as follows: the cement is white portland cement.
The further technical scheme is as follows: the water reducing agent is a polycarboxylic acid high-efficiency water reducing agent.
The invention also adopts the following technical scheme: a method for manufacturing high-strength inorganic artificial stone based on the high-strength inorganic artificial stone comprises the following steps:
adding the weighed raw materials into a stirrer and uniformly stirring to obtain a stirred material;
putting the stirred materials into a mould, and carrying out vacuum pressing forming to obtain a semi-finished product of the inorganic artificial stone;
and curing the semi-finished inorganic artificial stone to obtain the finished inorganic artificial stone.
The further technical scheme is as follows: the step of adding the weighed raw materials into a stirrer and uniformly stirring to obtain a stirred material comprises the following steps:
adding quartz sand, quartz powder, inorganic active additive and toner into a stirrer, and mixing;
adding water and a water reducing agent into a stirrer, and uniformly stirring;
adding the cement into a stirrer, and uniformly stirring.
The further technical scheme is as follows: before the step of adding the weighed raw materials into the stirrer and uniformly stirring to obtain the stirring material, the method further comprises the following steps:
all the raw materials are weighed according to the parts by weight.
Compared with the prior art, the invention has the beneficial effects that: according to the high-strength inorganic artificial stone provided by the invention, the inorganic artificial stone is prepared by completely using inorganic raw materials, so that the pollution to the environment caused by the use of the inorganic artificial stone is avoided; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone meets the use requirement.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more apparent, the following detailed description will be given of preferred embodiments.
Drawings
FIG. 1 is a schematic flow chart of a method for manufacturing a high-strength inorganic artificial stone according to the present invention;
FIG. 2 is a sub-flow diagram of the method for manufacturing a high-strength inorganic artificial stone according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
Example 1:
the invention provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 2.5-4 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
The high-strength inorganic artificial stone is prepared by completely using inorganic raw materials, and organic materials are not used in the whole process, so that the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, and the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
In the embodiment, the inorganic active additive is one or more of mineral powder, metakaolin and white silica fume, and by doping the inorganic active additive, the 7-day flexural strength of the inorganic artificial stone reaches more than 18MPa, and the national A-grade product standard (15MPa) is met. Specifically, the inorganic active additive may be mineral powder, metakaolin or white silica fume, or a combination of mineral powder and metakaolin, a combination of metakaolin or white silica fume, or a combination of mineral powder and white silica fume, or a combination of mineral powder, metakaolin and white silica fume, and may be specifically configured according to needs.
In one embodiment, the actual mixture ratio of the high-strength inorganic artificial stone is as follows: 27kg of quartz sand, 2.2kg of quartz powder and 11kg of cement, wherein the inorganic active additive comprises silica fume and metakaolin, the metakaolin is 0.5kg, the silica fume is 1.26kg, the water reducing agent is 0.5kg, and the water is 0.9 kg.
The steps for preparing the inorganic artificial stone according to the actual proportion are as follows:
A. adding quartz sand, quartz powder, silica fume, toner and the like into a stirrer and mixing for 3 minutes;
B. adding water and a water reducing agent, and uniformly stirring for 3 minutes.
C. Adding cement and metakaolin, and uniformly stirring for 5 minutes.
D. And (5) loading into a die.
E. Vacuum pressing and forming, and placing into a steam curing room for curing.
Since the inorganic active additive in this specific example includes both silica fume and metakaolin, in order to avoid interference between silica fume and metakaolin, silica fume and metakaolin are added in two portions.
In this embodiment, the silica sand is graded continuously, and the mesh number range is: 4 meshes to 120 meshes.
In this embodiment, the cement is white portland cement, a hydraulic cementing material prepared by grinding portland cement clinker, 5% -20% of mixed materials and a proper amount of gypsum. Has the advantages of high strength, large hydration heat, good freezing resistance, small dry shrinkage, good wear resistance and good carbonization resistance.
In this embodiment, the water reducing agent is a polycarboxylic acid high efficiency water reducing agent. The water reducing agent is a concrete admixture capable of reducing the mixing water consumption under the condition of maintaining the slump of concrete basically unchanged, and after being added into a concrete mixture, the water reducing agent has a dispersing effect on cement particles, so that the workability of the concrete admixture can be improved, the unit water consumption is reduced, the fluidity of the concrete mixture is improved, the unit cement consumption is reduced, and cement is saved. The polycarboxylic acid high-efficiency water reducing agent is a third-generation high-performance water reducing agent developed after a common water reducing agent represented by wood calcium and a high-efficiency water reducing agent represented by naphthalene, and has the characteristics of low mixing amount, high water reducing rate, good concrete workability, good stability and the like.
Example 2:
the invention provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 3-4 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
Compared with the embodiment 1, the embodiment adopts 3 to 4 weight portions of inorganic active additive. The weight ratio of the rest of the inorganic raw materials in example 2 and the specific materials are the same as those in example 1, and reference is made to example 1.
According to the high-strength inorganic artificial stone, inorganic raw materials are completely used for preparing the inorganic artificial stone, organic materials are not used for preparing the artificial stone in the whole process, and the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, so that the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
Example 3:
the invention also provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 3.5 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
In comparison with example 1, this example uses 3.5 parts by weight of an inorganic active additive. The weight ratio of the rest of the inorganic raw materials and the specific materials in example 3 are the same as those in example 1, and reference is made to example 1.
According to the high-strength inorganic artificial stone, inorganic raw materials are completely used for preparing the inorganic artificial stone, organic materials are not used for preparing the artificial stone in the whole process, and the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, so that the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
Example 4:
the invention also provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 2.8 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
In comparison with example 1, the inorganic active additive used in this example was 2.8 parts by weight. The weight ratio of the rest of the inorganic raw materials and the specific materials in example 4 are the same as those in example 1, and reference is made to example 1.
According to the high-strength inorganic artificial stone, inorganic raw materials are completely used for preparing the inorganic artificial stone, organic materials are not used for preparing the artificial stone in the whole process, and the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, so that the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
Example 5:
the invention also provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 3.2 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
In comparison with example 1, this example uses 3.2 parts by weight of an inorganic active additive. The weight ratio of the rest of the inorganic raw materials and the specific materials in example 5 are the same as those in example 1, and reference is made to example 1.
According to the high-strength inorganic artificial stone, inorganic raw materials are completely used for preparing the inorganic artificial stone, organic materials are not used for preparing the artificial stone in the whole process, and the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, so that the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
Example 6:
the invention also provides a high-strength inorganic artificial stone which comprises the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 3.8 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
In comparison with example 1, this example uses 3.8 parts by weight of an inorganic active additive. The weight ratio of the rest of the inorganic raw materials and the specific materials in example 6 are the same as those in example 1, and reference is made to example 1.
According to the high-strength inorganic artificial stone, inorganic raw materials are completely used for preparing the inorganic artificial stone, organic materials are not used for preparing the artificial stone in the whole process, and the pollution to the environment caused by the use of the artificial stone is effectively avoided, for example, glue, resin, organic toughening materials and other organic raw materials are not used, so that the emission of toxic gases can be effectively reduced; and the inorganic active additive is used as a preparation material, so that the flexural strength of the inorganic artificial stone is improved, and the flexural strength of the inorganic artificial stone meets the use requirement.
Example 7:
referring to fig. 1, the present invention also provides a method for manufacturing a high strength inorganic artificial stone, based on the high strength inorganic artificial stone according to any one of the above embodiments, comprising steps S10 to S40.
And S10, weighing all the raw materials according to the parts by weight.
In this embodiment, as shown in embodiments 1 to 6, the high-strength inorganic artificial stone is prepared from raw materials of quartz sand, quartz powder, cement, an inorganic active additive, a water reducing agent, water and the like, wherein different raw materials of the components are different in parts by weight, and the raw materials of the corresponding components are weighed according to the actual parts by weight of the components, so that the artificial stone can be prepared according to all the weighed raw materials of the components.
And S20, adding the weighed raw materials into a stirrer and uniformly stirring to obtain a stirred material.
In this embodiment, the component raw materials are added into the stirrer to be uniformly stirred, so as to ensure that all the component raw materials are fully contacted with each other, and obtain a uniformly stirred material.
Referring to FIG. 2, in the present embodiment, step S20 includes steps S21-S23.
And S21, adding the quartz sand, the quartz powder, the inorganic active additive and the toner into a stirrer, and mixing.
And S22, adding water and the water reducing agent into the stirrer, and uniformly stirring.
And S23, adding the cement into the stirrer, and uniformly stirring.
For steps S S21-S23, by adding raw materials with different components in sequence and stirring in a stirrer, full contact between all the raw materials with the components can be ensured, and a uniformly stirred material can be obtained. Specifically, the pigment is used for dyeing the stirred materials to obtain the high-strength inorganic artificial stone with the target color, and the pigment with the corresponding color can be selected according to the requirement and added into the stirrer for stirring.
And S30, putting the stirred materials into a mold, and performing vacuum pressing molding to obtain a semi-finished inorganic artificial stone.
In this embodiment, the stirred material after stirring is added into the mold, and the stirred material in the mold is further subjected to vacuum pressing to form, so that a semi-finished inorganic artificial stone, i.e., a rough plate, can be obtained, and the rough plate can be continuously maintained, so that the final inorganic artificial stone is obtained
And S40, curing the semi-finished inorganic artificial stone to obtain the finished inorganic artificial stone.
In this embodiment, after curing the semi-finished inorganic artificial stone for a specified time, separating the inorganic artificial stone from the mold to obtain a finished inorganic artificial stone, wherein the inorganic artificial stone is the high-strength inorganic artificial stone, and is prepared by completely using inorganic raw materials, so that the pollution of the high-strength inorganic artificial stone to the environment in the using process can be effectively avoided; in addition, the inorganic active additive is used as a preparation material, so that the breaking strength of the inorganic artificial stone is improved, and the breaking strength of the inorganic artificial stone meets the use requirement.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. The high-strength inorganic artificial stone is characterized by comprising the following components in parts by weight: 60-70 parts of quartz sand, 5-10 parts of quartz powder, 22-25 parts of cement, 2.5-4 parts of inorganic active additive, 0.5-1.5 parts of water reducing agent and 2-4 parts of water.
2. A strong inorganic artificial stone according to claim 1, wherein the inorganic active additive is 3 to 4 parts.
3. A strong inorganic artificial stone according to claim 2, wherein the inorganic active additive is 3.5 parts.
4. A strong inorganic artificial stone according to any one of claims 1-3, wherein the inorganic active additive is one or more of mineral powder, metakaolin and white silica fume.
5. A strong inorganic artificial stone according to any one of claims 1 to 3, wherein the quartz sand is graded continuously, and the mesh number is in the range of: 4 meshes to 120 meshes.
6. A high strength inorganic artificial stone according to any one of claims 1 to 3, wherein the cement is white portland cement.
7. A high strength inorganic artificial stone according to any one of claims 1 to 3, wherein the water reducing agent is a polycarboxylic acid high efficiency water reducing agent.
8. A method for producing a high-strength inorganic artificial stone, characterized in that the method comprises the steps of:
adding the weighed raw materials into a stirrer and uniformly stirring to obtain a stirred material;
putting the stirred materials into a mould, and carrying out vacuum pressing forming to obtain a semi-finished product of the inorganic artificial stone;
and curing the semi-finished inorganic artificial stone to obtain the finished inorganic artificial stone.
9. A method of making a high strength inorganic cultured stone according to claim 8, wherein the step of adding weighed raw materials into a blender and blending them uniformly to obtain a blended material comprises:
adding quartz sand, quartz powder, inorganic active additive and toner into a stirrer, and mixing;
adding water and a water reducing agent into a stirrer, and uniformly stirring;
adding the cement into a stirrer, and uniformly stirring.
10. A method of making a high strength inorganic artificial stone according to claim 8, wherein the step of adding the weighed raw materials into a blender and blending them uniformly to obtain a blended material further comprises:
all the raw materials are weighed according to the parts by weight.
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Application publication date: 20200228 |