CN210030483U - Soak and mould cladding micropore sintering granite plate - Google Patents
Soak and mould cladding micropore sintering granite plate Download PDFInfo
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- CN210030483U CN210030483U CN201920453000.5U CN201920453000U CN210030483U CN 210030483 U CN210030483 U CN 210030483U CN 201920453000 U CN201920453000 U CN 201920453000U CN 210030483 U CN210030483 U CN 210030483U
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Abstract
The utility model discloses a soak and mould cladding micropore sintering granite plate, including soaking coating and micropore sintering granite plate, soak the cladding of moulding the coating cladding around micropore sintering granite plate. The plastic-impregnated and coated microporous sintered granite slab is light in weight, good in heat-insulating property, fireproof, waterproof and anticorrosive, and suitable for serving as a template for buildings, and the plastic-impregnated and coated microporous sintered granite slab is strong in ageing resistance, can be repeatedly used, and saves the building cost.
Description
Technical Field
The utility model relates to a building material's technical field, in particular to soak and mould cladding micropore sintering granite plate.
Background
At present, building templates used in the market are made of metal, plastic and wood materials, and have the defects that the metal materials are easy to deform, the plastic templates are easy to age, the service life of the wood materials is limited and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a soak and mould cladding micropore sintering granite plate solves one or more among the above-mentioned prior art problem.
The utility model provides a soak and mould cladding micropore sintering granite plate, including soaking coating and micropore sintering granite plate, soak the cladding of moulding the coating cladding around micropore sintering granite plate.
In some embodiments, the microporous sintered granite slab is made from the following raw materials in weight percent: 70-75% of granite powder, 10-20% of feldspar, 0.5-3% of mineralizer, 1-5% of clay-coated pore-forming agent and the balance of embryo body binder.
Wherein, feldspar is used for reducing the melting temperature of the mixture, and mineralizer is used as a catalyst to shorten the foaming and forming time of the mixture.
In some embodiments, the mineralizer is talc or dolomite.
In some embodiments, the embryo body binder is one or more of bentonite, attapulgite, or diatom ooze.
In some embodiments, the clay-coated pore former is prepared by: mixing clay with the humidity of 30% and a pore-forming agent according to the weight ratio of 1:7-1:10 to obtain the clay-coated pore-forming agent.
In some embodiments, the pore former is calcium carbonate. The particle fineness of calcium carbonate is preferably 80 to 150 mesh.
Calcium carbonate pore-forming material, which is decomposed to generate CO in the high-temperature sintering process2Causing the material to foam to obtain granite slabsClosed cells. The utility model discloses the application mixes the cladding with the clay and the pore-forming agent of certain humidity for calcium carbonate takes place to decompose and generates CO2When the granite plate is used, closed pores are formed inside the granite plate, and micropores are formed on the surface of the granite plate.
In some embodiments, the plastic impregnated cladding layer is a PC resin layer.
In some embodiments, the thickness of the plastic-impregnated coating is from 5 to 30 mm.
Has the advantages that: the embodiment of the utility model discloses a soak and mould cladding micropore sintering granite plate quality is light, and the heat-proof quality is good, and can prevent fires, waterproof, anticorrosion, is fit for as the template of building usefulness, and should soak and mould cladding micropore sintering granite plate ageing resistance can be strong, reuse many times practices thrift construction cost.
Drawings
FIG. 1 is a schematic structural view of a sintered granite slab coated with plastic impregnated micropores according to example 1;
fig. 2 is a photograph of a microscope of a plastic-impregnated microporous sintered granite slab of example 1.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are provided to more clearly illustrate the performance of the present invention and should not be construed as being limited to the following examples.
Example 1: as shown in figure 1 of the drawings, in which,
a method for sintering granite slabs by dipping plastic and coating micropores comprises the following steps:
a1, preparing a clay-coated pore-forming agent: mixing clay with the humidity of 30% and a pore-forming agent according to the weight ratio of 1:7 to obtain a clay-coated pore-forming agent;
a2, stirring and mixing the granite powder, the feldspar, the talcum powder, the clay-coated calcium carbonate and the bentonite uniformly according to a proportion to prepare a mixture, and performing rolling granulation on the mixture to form a plate-shaped blank; wherein, 70 percent of granite powder, 20 percent of feldspar, 3 percent of talcum powder, 5 percent of clay-coated calcium carbonate and 2 percent of bentonite.
A3, pressing the plate-shaped blank into a plate-shaped structure through certain pressure, heating the plate-shaped structure in a high-temperature furnace at the temperature of 1000 ℃ for 70 minutes, taking the plate-shaped structure out of the high-temperature furnace after heating, and naturally cooling the plate-shaped structure to obtain the microporous sintered granite plate 10;
as shown in fig. 2, the surface of the microporous sintered granite slab 10 has a microporous structure;
a4, immersing the microporous sintered granite slab into a PC resin plastic dipping solution at a speed of 5mm/s, staying in the PC resin plastic dipping solution for 15 seconds, and then separating the microporous sintered granite slab from the PC resin plastic dipping solution at a speed of 2 mm/s;
a5, baking and plasticizing the microporous sintered granite slab subjected to plastic dipping in the step A4 at 160 ℃ for 3 minutes, and naturally cooling after leaving a baking oven to obtain the plastic-dipped and coated microporous sintered granite slab A.
Example 2:
a method for sintering granite slabs by dipping plastic and coating micropores comprises the following steps:
b1, preparing a clay-coated pore-forming agent: mixing clay with the humidity of 30% and a pore-forming agent according to the weight ratio of 1:10 to obtain a clay-coated pore-forming agent;
b2, stirring and uniformly mixing the granite powder, the feldspar, the dolomite, the clay-coated calcium carbonate and the attapulgite according to the proportion to prepare a mixture, and then carrying out rolling granulation on the mixture to form a plate-shaped blank; wherein, 75 percent of granite powder, 10 percent of feldspar, 0.5 percent of dolomite, 1 percent of clay-coated calcium carbonate and 13.5 percent of attapulgite.
B3, pressing the plate-shaped blank into a plate-shaped structure through certain pressure, heating the plate-shaped structure in a high-temperature furnace at the temperature of 1200 ℃ for 50 minutes, taking the plate-shaped structure out of the high-temperature furnace after heating, and naturally cooling the plate-shaped structure to obtain the microporous sintered granite plate;
b4, immersing the microporous sintered granite slab into a PC resin plastic dipping solution at a speed of 10mm/s, staying in the PC resin plastic dipping solution for 1 second, and then separating the microporous sintered granite slab from the PC resin plastic dipping solution at a speed of 3 mm/s;
and B5, baking and plasticizing the microporous sintered granite slab subjected to plastic dipping in the step B4 at the temperature of 280 ℃ for 1 minute, and naturally cooling after leaving a baking oven to obtain the plastic-dipped and coated microporous sintered granite slab B.
Example 3:
a method for sintering granite slabs by dipping plastic and coating micropores comprises the following steps:
c1, preparing a clay-coated pore-forming agent: mixing clay with the humidity of 30% and a pore-forming agent according to the weight ratio of 1:8 to obtain a clay-coated pore-forming agent;
c2, stirring and uniformly mixing the granite powder, the feldspar, the dolomite, the clay-coated calcium carbonate and the diatom ooze according to a proportion to prepare a mixture, and performing rolling granulation on the mixture to form a plate-shaped blank; wherein, the granite comprises 72 percent of granite powder, 15 percent of feldspar, 2 percent of dolomite, 3 percent of clay-coated calcium carbonate and 8 percent of diatom ooze.
C3, pressing the plate-shaped blank into a plate-shaped structure through certain pressure, heating the plate-shaped structure in a high-temperature furnace at the temperature of 1100 ℃ for 60 minutes, taking the plate-shaped structure out of the high-temperature furnace after heating, and naturally cooling the plate-shaped structure to obtain the microporous sintered granite plate;
c4, immersing the microporous sintered granite slab into a PC resin plastic dipping solution at a speed of 7mm/s, staying in the PC resin plastic dipping solution for 15 seconds, and then separating the microporous sintered granite slab from the PC resin plastic dipping solution at a speed of 1 mm/s;
and C5, baking and plasticizing the microporous sintered granite slab subjected to plastic dipping in the step C4 at the temperature of 180 ℃ for 2 minutes, and naturally cooling after leaving a baking oven to obtain the plastic-dipped and coated microporous sintered granite slab C.
And (3) performance testing:
the impregnated plastic coated microporous sintered granite slab sample of the embodiment is tested by the following specific test method:
(1) testing of Density
Density is expressed in terms of unit volumeHas a good quality. The experiment adopts a geometric principle, and tests the density of the granite slab by referring to GB/T5486-2008 experiment method for inorganic hard heat insulation products, and the specific experiment steps are as follows: placing the sample in a drying oven to constant mass, and then weighing the mass G of the sample in a natural state by using a balance; measuring the geometric dimensions of the sample and calculating the volume V of the sample1. The density of the sample was calculated using the following formula: rho G/V1In the formula: rho is the density of the sample, kg/m3(ii) a G is the dried mass of the sample, kg; v1Is the sample volume, m3。
(2) Measurement of thermal conductivity
The thermal conductivity of the granite plate is tested by adopting a TC-7000H type laser thermal constant instrument in the experiment. The test sample was a flat-surfaced granite slab cut to 120cm, 10cm wide and 5cm high, dried to constant weight at 100 ℃ and measured at room temperature (25 ℃).
(3) Testing of Combustion Performance
And (3) carrying out a flammability test on the sample by using GB/T8626-2007 building material flammability test method, and grading the combustion performance of the sample by referring to GB/T8624-2012 building material and product combustion performance grading.
(4) Water absorption test
The method is characterized in that the method refers to GB/T5496-2008 'Experimental method for inorganic hard heat insulation products' for testing the volume water absorption of a sample, and comprises the following specific experimental steps: first, the sample is dried to a constant mass GgSimultaneously, measuring the geometric size of the sample and calculating the volume V of the sample2(ii) a Then, the sample was immersed in tap water for 3 hours, and immediately taken out after 3 hours, and the residual water on the surfaces was removed, and the mass G of the sample was measureds. The water absorption by volume of the sample was calculated using the following formula: WT ═ G (Gs-G)g) V2 · ρ w 100, where: WT is the water absorption by volume,%; gs is the wet mass of the sample after soaking in water, kg; ggThe dry mass of the sample before soaking in water is kg; v2Is the sample volume, m3；ρwTaking 1000kg/m as the density of tap water3。
(5) Testing of compressive Strength
The compressive strength of the sample is tested by adopting a TYE-3000 type pressure testing machine according to GB/T5486-2008 experiment method for inorganic hard heat insulation products. The compressive strength was calculated using the following company:
σ＝P1(S), wherein sigma is the compressive strength of the sample; MPa; p1The breaking load of the sample, N; s is the pressed area of the sample, mm2。
(6) Testing of anti-ageing Properties
The aging time was measured by a QUV ultraviolet accelerated aging tester.
The results of the performance tests are shown in table 1 below:
table 1: summary of Performance test results
From the above table results, it is clear that the impregnated-plastic coated microporous sintered granite slabs of examples 1 to 3 (samples a to C) are light in weight, good in heat-insulating property, fireproof, waterproof, and anticorrosive, suitable for use as a formwork for construction, strong in aging resistance, reusable for many times, and economical in construction cost.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many variations and modifications can be made without departing from the inventive concept, and these should also be considered as within the scope of the present invention.
Claims (3)
1. The utility model provides a soak and mould cladding micropore sintering granite plate which characterized in that, including soaking plastic cladding layer (20) and micropore sintering granite plate (10), soak plastic cladding layer (20) cladding around micropore sintering granite plate (10).
2. A impregnated microporous sintered granite slab as claimed in claim 1, where the impregnated coating layer (20) is a PC resin layer.
3. A impregnated microporous sintered granite slab as claimed in claim 2, where the thickness of the impregnated coating (20) is 5-30 mm.
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| CN201920453000.5U CN210030483U (en) | 2019-04-04 | 2019-04-04 | Soak and mould cladding micropore sintering granite plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879673A (en) * | 2019-04-04 | 2019-06-14 | 中集绿建环保科技有限公司 | A kind of micropore sintered granite slab of leaching modeling cladding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109879673A (en) * | 2019-04-04 | 2019-06-14 | 中集绿建环保科技有限公司 | A kind of micropore sintered granite slab of leaching modeling cladding |
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