CN112707710A - Industrial by-product gypsum and construction method for building light steel house roof by-product gypsum - Google Patents
Industrial by-product gypsum and construction method for building light steel house roof by-product gypsum Download PDFInfo
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- CN112707710A CN112707710A CN202011613652.4A CN202011613652A CN112707710A CN 112707710 A CN112707710 A CN 112707710A CN 202011613652 A CN202011613652 A CN 202011613652A CN 112707710 A CN112707710 A CN 112707710A
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- gypsum
- roof truss
- light steel
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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
- C04B28/14—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 calcium sulfate cements
- C04B28/142—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements
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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
- C04B28/14—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 calcium sulfate cements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
Abstract
The invention discloses an industrial by-product gypsum and a construction method for building a light steel house roof by the by-product gypsum, wherein the industrial by-product gypsum comprises the following raw material components in parts by weight: 100-120 parts of building gypsum powder, 15-20 parts of lime mixture, 5-13 parts of white carbon black, 4-10 parts of talcum powder, 20-33 parts of fly ash, 7-13 parts of silicon powder and 150-180 parts of clear water. According to the invention, the gypsum-acted cementing material can be flexibly and seamlessly connected with the light steel house, so that the mechanical property of the whole structure is obviously improved; the organic heat-insulation cotton is used as a roof heat-insulation material instead of the traditional method, the organic material can be gradually differentiated, the heat-insulation effect of the roof can be gradually weakened, the heat-insulation material is added by taking industrial byproduct gypsum as a raw material, the service life of the roof heat insulation can be effectively prolonged, and the same service life of the building can be realized. The problems of low fireproof performance, poor sound and heat insulation performance and poor stability of the traditional roof construction method in the prior art are solved.
Description
Technical Field
The invention belongs to the field of comprehensive utilization of resources, and particularly relates to industrial by-product gypsum and a construction method for building a light steel house roof by the by-product gypsum.
Background
With the continuous development of the current science and technology, the application of the light steel structure in the current life is more and more extensive, and the light steel structure is applied in the fields of commercial real estate, tourist attractions, self-built houses in rural areas and the like in the early 21 st century. The cold-formed thin-wall steel keel is light and firm, is a high-quality building structure material, and has good ductility and toughness. The house built by the light steel structure has the performance far superior to that of the traditional brick-concrete house, is very safe, resists 9 degrees of earthquake, can resist typhoon 12 grades, and has the roof snow load of 1.5 meters. The components of the light steel house are produced in a factory and can be assembled directly by workers after being transported to the site, so that the construction speed of the light steel house is very high, the construction period of the house is within 1 month by 200 square meters, and the service life of the main body structure of the light steel house is 90 years, which is 3 times of that of the traditional house.
The traditional roof construction process is as follows: truss measurement lofting → roof panel (OSB panel) installation → waterproof coiled material laying → roof tile installation → roof inboard fill in heat preservation cotton installation → furred ceiling board (gypsum board) installation. However, the traditional roof construction method has low fireproof performance, poor sound and heat insulation performance and poor stability, so that the design of the roof construction method capable of improving the fireproof performance, the sound insulation and the heat insulation effect of the roof meets the actual requirement.
Aiming at the problems, the construction method for building the light steel house roof by using the industrial by-product gypsum and the by-product gypsum thereof is designed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the industrial by-product gypsum and the construction method for constructing the light steel house roof by the by-product gypsum, and solves the problems of low fireproof performance, poor sound and heat insulation performance and poor stability of the traditional roof construction method in the prior art.
The purpose of the invention can be realized by the following technical scheme:
an industrial by-product gypsum comprises the following raw material components in parts by weight: 100-120 parts of building gypsum powder, 15-20 parts of lime mixture, 5-13 parts of white carbon black, 4-10 parts of talcum powder, 20-33 parts of fly ash, 7-13 parts of silicon powder and 150-180 parts of clear water.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
Further, the control in S6 corrects the error to ± 5 mm.
Further, the spraying thickness is controlled to be 2-5 mm in the step S7.
Further, the interface agent special for the steel structure comprises the following raw material components in parts by weight: 8-10 parts of epoxy resin and 3-4 parts of sand.
Further, the special modified heat-insulating gypsum slurry for the roof comprises the following raw material components in parts by weight: 35-40 parts of gypsum, 20-30 parts of cement, 20-25 parts of fly ash, 60-80 parts of clear water, 6-12 parts of emulsion powder, 1-3 parts of retarder, 20-25 parts of cement foaming agent, 15-18 parts of organic reinforcing agent, 5-8 parts of magnesium oxide and 10-13 parts of inorganic fiber.
The invention has the beneficial effects that:
1. the construction method for constructing the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum breaks through the traditional construction method of two plates and one sandwich, and the gypsum-acting cementing material can realize flexible seamless connection with the light steel house, so that the mechanical property of the whole structure is obviously improved;
2. the construction method for constructing the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum thereof has good stability, and solves the problems of cracking, hollowing and the like of the traditional building materials;
3. the construction method for building the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum thereof can pre-embed the line pipe in advance, thereby reducing the difficulty of internal decoration construction;
4. the construction method for building the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum thereof can effectively utilize steel and industrial byproducts, and is beneficial to ecological environment protection;
5. the construction method for constructing the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum thereof has the advantages of light structure dead weight, small foundation engineering amount and good earthquake resistance;
6. the construction method for building the light steel house roof by using the industrial byproduct gypsum and the byproduct gypsum thereof has good heat preservation, fire prevention and sound insulation properties;
7. the industrial by-product gypsum and the construction method for building the light steel house roof by the by-product gypsum have good hanging force and impact resistance.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
An industrial by-product gypsum comprises the following raw material components in parts by weight: 100-120 parts of building gypsum powder, 15-20 parts of lime mixture, 5-13 parts of white carbon black, 4-10 parts of talcum powder, 20-33 parts of fly ash, 7-13 parts of silicon powder and 150-180 parts of clear water.
Before actual use, the formula is stirred and fully mixed according to the weight ratio.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
The interface agent special for the steel structure comprises the following raw material components in parts by weight: 8-10 parts of epoxy resin and 3-4 parts of sand.
The special modified heat-insulating slurry for the gypsum roof comprises the following raw material components in parts by weight: 35-40 parts of gypsum, 20-30 parts of cement, 20-25 parts of fly ash, 60-80 parts of clear water, 6-12 parts of emulsion powder, 1-3 parts of retarder, 20-25 parts of cement foaming agent, 15-18 parts of organic reinforcing agent, 5-8 parts of magnesium oxide and 10-13 parts of inorganic fiber.
Before actual use, the interface agent special for the steel structure and the heat-insulating slurry special for the modified gypsum roof are respectively and fully stirred according to the mass ratio.
The present application is further explained below by way of a few examples.
Example 1
An industrial by-product gypsum comprises the following raw material components in parts by weight: 100 parts of building gypsum powder, 15 parts of lime mixture, 5 parts of white carbon black, 4 parts of talcum powder, 20 parts of fly ash, 7 parts of silicon powder and 150 parts of clean water.
Before actual use, the formula is stirred and fully mixed according to the weight ratio.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction, and controlling the error to be +/-5 mm after correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel, and controlling the spraying thickness to be 5 mm;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
The interface agent special for the steel structure comprises the following raw material components in parts by weight: epoxy resin 8 and sand 3.
The special modified heat-insulating slurry for the gypsum roof comprises the following raw material components in parts by weight: 35 parts of gypsum, 20 parts of cement, 20 parts of fly ash, 60 parts of clear water, 6 parts of emulsion powder, 1 part of retarder, 20 parts of cement foaming agent, 15 parts of organic reinforcing agent, 5 parts of magnesium oxide and 10 parts of inorganic fiber.
Before actual use, the interface agent special for the steel structure and the heat-insulating slurry special for the modified gypsum roof are respectively and fully stirred according to the mass ratio.
Example 2
An industrial by-product gypsum comprises the following raw material components in parts by weight: 120 parts of building gypsum powder, 20 parts of lime mixture, 13 parts of white carbon black, 10 parts of talcum powder, 33 parts of fly ash, 13 parts of silicon powder and 180 parts of clear water.
Before actual use, the formula is stirred and fully mixed according to the weight ratio.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction, and controlling the error to be +/-5 mm after correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel, and controlling the spraying thickness to be 3 mm;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
The interface agent special for the steel structure comprises the following raw material components in parts by weight: epoxy resin 10 and sand 4.
The special modified heat-insulating slurry for the gypsum roof comprises the following raw material components in parts by weight: 40 parts of gypsum, 30 parts of cement, 25 parts of fly ash, 80 parts of clear water, 12 parts of emulsion powder, 3 parts of retarder, 25 parts of cement foaming agent, 18 parts of organic reinforcing agent, 8 parts of magnesium oxide and 13 parts of inorganic fiber.
Before actual use, the interface agent special for the steel structure and the heat-insulating slurry special for the modified gypsum roof are respectively and fully stirred according to the mass ratio.
Example 3
An industrial by-product gypsum comprises the following raw material components in parts by weight: 110 parts of building gypsum powder, 17 parts of lime mixture, 10 parts of white carbon black, 6 parts of talcum powder, 25 parts of fly ash, 10 parts of silicon powder and 165 parts of clear water.
Before actual use, the formula is stirred and fully mixed according to the weight ratio.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction, and controlling the error to be +/-5 mm after correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel, and controlling the spraying thickness to be 2 mm;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
The interface agent special for the steel structure comprises the following raw material components in parts by weight: epoxy resin 9 and sand 3.5.
The special modified heat-insulating slurry for the gypsum roof comprises the following raw material components in parts by weight: gypsum 37, cement 25, fly ash 22, clear water 70, emulsion powder 8, retarder 2, cement foaming agent 23, organic reinforcing agent 16, magnesium oxide 7 and inorganic fiber 12.
Before actual use, the interface agent special for the steel structure and the heat-insulating slurry special for the modified gypsum roof are respectively and fully stirred according to the mass ratio.
Example 4
An industrial by-product gypsum comprises the following raw material components in parts by weight: building gypsum powder 110, lime mixture 18, white carbon black 8, talcum powder 8, fly ash 30, silicon powder 11 and clear water 170.
Before actual use, the formula is stirred and fully mixed according to the weight ratio.
A construction method for building a light steel house roof by-product gypsum comprises the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction, and controlling the error to be +/-5 mm after correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel, and controlling the spraying thickness to be 4 mm;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
The interface agent special for the steel structure comprises the following raw material components in parts by weight: epoxy 9 and sand 4.
The special modified heat-insulating slurry for the gypsum roof comprises the following raw material components in parts by weight: gypsum 38, cement 27, fly ash 24, clear water 68, latex powder 10, retarder 1, cement foaming agent 22, organic reinforcing agent 17, magnesium oxide 6 and inorganic fiber 11.
Before actual use, the interface agent special for the steel structure and the heat-insulating slurry special for the modified gypsum roof are respectively and fully stirred according to the mass ratio.
The invention replaces the traditional method of using organic heat-insulating cotton as the heat-insulating material of the roof, the organic material can be gradually differentiated along with the time, the heat-insulating effect of the roof can be more and more attenuated, the industrial by-product gypsum provided by the invention is used as the raw material to add the heat-insulating material, the service life of the roof heat insulation can be effectively prolonged, and the same service life of the building can be realized.
According to the construction method, the fireproof performance of the roof reaches A level, the heat and sound insulation performance reaches 45 decibels, the compressive strength of 7 days is 0.4 MPa, the industrial by-product gypsum is used as a cementing material, the pollution of long-term industrial waste residue stockpiling to the environment is effectively solved, the industrial by-product gypsum can be widely applied to a light steel house system, the novel light steel house floor construction method can replace the application of organic heat insulation cotton on the novel light steel house roof, the heat insulation cotton is an organic material, the service life is only 10 years, the new heat insulation material is replaced after 10 years, and the new cost is increased for the subsequent maintenance of the house. The gypsum has good durability and can achieve the same service life as a house.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 do not 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.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (6)
1. The industrial byproduct gypsum is characterized by comprising the following raw material components in parts by weight: 100-120 parts of building gypsum powder, 15-20 parts of lime mixture, 5-13 parts of white carbon black, 4-10 parts of talcum powder, 20-33 parts of fly ash, 7-13 parts of silicon powder and 150-180 parts of clear water.
2. The construction method for building the light steel house roof by the by-product gypsum according to claim 1, which is characterized by comprising the following steps:
s1, mounting a roof truss on the foundation wall surface;
s2, assembling the cold-formed thin-wall steel roof truss after the roof truss is installed;
s3, installing a rib expanding net on the lower chord of the cold-formed thin-wall steel roof truss;
s4, after the rib expansion net is installed, installing the roof truss and the wall connecting piece;
s5, installing a positive roof truss;
s6, after the positive roof truss is installed, installing an oblique roof truss and an eave for correction;
s7, spraying a steel structure special interface agent on the ribbed expanded mesh and the cold-formed thin-wall section steel;
s8, pouring the special modified gypsum roof thermal insulation slurry with the same thickness as the width of the light steel keel web above the ribbed expansion net;
s9, installing cold wire drawing meshes on the upper chord of the positive roof truss;
s10, pouring industrial byproduct gypsum with the thickness of three centimeters above the special heat-insulating slurry for the modified gypsum roof;
s11, laying waterproof rolls;
and S12, mounting the roof tiles.
3. The method of claim 2, wherein the error of the step S6 is + -5 mm after the control and correction.
4. The method of claim 2, wherein the spraying thickness of the coating layer in S7 is controlled to be 2-5 mm.
5. The construction method of the light steel house roof by-product gypsum according to claim 2, wherein the interface agent special for the steel structure comprises the following raw material components in parts by weight: 8-10 parts of epoxy resin and 3-4 parts of sand.
6. The construction method of the light steel house roof built by the byproduct gypsum of claim 2, wherein the special thermal insulation slurry for the modified gypsum roof comprises the following raw material components in parts by weight: 35-40 parts of gypsum, 20-30 parts of cement, 20-25 parts of fly ash, 60-80 parts of clear water, 6-12 parts of emulsion powder, 1-3 parts of retarder, 20-25 parts of cement foaming agent, 15-18 parts of organic reinforcing agent, 5-8 parts of magnesium oxide and 10-13 parts of inorganic fiber.
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| CN202011613652.4A CN112707710A (en) | 2020-12-30 | 2020-12-30 | Industrial by-product gypsum and construction method for building light steel house roof by-product gypsum |
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| CN202011613652.4A CN112707710A (en) | 2020-12-30 | 2020-12-30 | Industrial by-product gypsum and construction method for building light steel house roof by-product gypsum |
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| CN105625603A (en) * | 2016-02-03 | 2016-06-01 | 安徽晋马环保节能科技有限公司 | Construction method of industrial by-product gypsum applied in light-steel house wall surrounding system |
| CN105735546A (en) * | 2016-02-03 | 2016-07-06 | 安徽晋马环保节能科技有限公司 | Construction method for constructing light-steel house roof with industrial by-product gypsum as binding material |
| CN105735545A (en) * | 2016-02-03 | 2016-07-06 | 安徽晋马环保节能科技有限公司 | Construction method for constructing light-steel building floor with industrial by-product gypsum as binding material |
| WO2018138535A1 (en) * | 2016-08-10 | 2018-08-02 | Laszlo Ferenc | Method for producing multi-component insulating plaster |
| CN107882205A (en) * | 2017-11-10 | 2018-04-06 | 谢日清 | A kind of Novel fireproof earthquake-proof energy-saving wall structure and its application |
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Application publication date: 20210427 |