CN106630862A - 3D substrate dry-mixed mortar raw material ratio and production technology - Google Patents
3D substrate dry-mixed mortar raw material ratio and production technology Download PDFInfo
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- CN106630862A CN106630862A CN201710040470.4A CN201710040470A CN106630862A CN 106630862 A CN106630862 A CN 106630862A CN 201710040470 A CN201710040470 A CN 201710040470A CN 106630862 A CN106630862 A CN 106630862A
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- raw material
- dry powder
- cement
- mortar
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
-
- 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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
- C04B14/068—Specific natural sands, e.g. sea -, beach -, dune - or desert sand
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to the field of the building materials, and in particular to a 3D substrate dry-mixed mortar raw material ratio and a production technology. The 3D substrate dry-mixed mortar raw material ratio comprises the following raw materials by weight: 20-30 parts of cement, 10-20 parts of natural sand, 20-30 parts of machine-made sand, 10-20 parts of superfine slag powder, 0.1-2 parts of basalt fiber, 5-25 parts of glass bead and 0.1-2 parts of redispersible powder. The 3D substrate dry-mixed mortar obtained by using the 3D substrate dry-mixed mortar raw material ratio has the good heat preservation, anti-cracking ability and construction performance. The natural sand, the machine-made sand and the superfine slag powder are adequately used, the amount of the cement is reduced, and the industrial slag can be effectively used, so the 3D substrate dry-mixed mortar has the characteristics of green, environment-friendliness and low cost.
Description
Technical field
The present invention relates to building material field, in particular to a kind of 3D base materials dry powder and mortar raw material proportioning and production
Technique.
Background technology
With deepening continuously for Building Energy-saving Work, novel wall material is continued to bring out.Wherein, external-wall heat-insulation material is being built
Build and play during energy-conservation very important role, be a key link of External Walls Heating Insulation enforcement.Certainly, it is excellent
Different heat-insulating property is external-wall heat-insulation material production and the critical index for preparing.It is pointed out that as isolation ward inner ring
Border and external environment condition critical material, thermal insulation mortar should also have good cracking resistance.However, it is existing with good insulation with
And the mortar cost of cracking resistance is higher, and application property is poor.
In view of this, it is special to propose the present invention.
The content of the invention
The first object of the present invention is to provide a kind of 3D base materials dry powder and mortar raw material proportioning, using the 3D base material dry powder sand
The 3D base materials dry powder and mortar that slurry raw material proportioning is obtained not only has good insulation, cracking resistance and workability, also abundant
Natural sand, Machine-made Sand and slag micropowder are make use of, the consumption of cement is reduced, while make industrial slag be utilized effectively,
Environmental protection and low cost.
The second object of the present invention is to provide a kind of production technology of 3D base materials dry powder and mortar, using the production technology system
The standby 3D base material dry powder and mortars for obtaining have the advantages that insulation, cracking resistance are good and are easy to construct.
In order to realize the above-mentioned purpose of the present invention, spy employs the following technical solutions：
In a first aspect, the invention provides a kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：
Cement 20-30 parts, natural sand 10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass
Change microballon 5-25 parts and redispersable latex powder 0.1-2 parts.
In further preferably technical scheme, the 3D base materials dry powder and mortar raw material proportioning, including following weight portion
Raw material：Cement 21-29 parts, natural sand 11-19 parts, Machine-made Sand 21-29 parts, slag micropowder 11-19 parts, basalt fibre 0.2-
1.8 parts, glass bead 5-20 parts and redispersable latex powder 0.2-1.8 parts.
In further preferably technical scheme, the 3D base materials dry powder and mortar raw material proportioning, including following weight portion
Raw material：Cement 22-28 parts, natural sand 12-18 parts, Machine-made Sand 22-28 parts, slag micropowder 12-18 parts, basalt fibre 0.3-
1.7 parts, glass bead 10-20 parts and redispersable latex powder 0.3-1.7 parts.
In further preferably technical scheme, the cement is Portland cement.
In further preferably technical scheme, the specific surface area of the slag micropowder is more than 400m2/ kg, the slag
The granularity of micro mist is 80-160 mesh；
Preferably, the slag micropowder is super-active slag micro mist.
In further preferably technical scheme, the granularity of the natural sand and the Machine-made Sand is 5-10 mesh.
In further preferably technical scheme, the glass bead specific surface area is 80-120m2/ kg, thermal conductivity factor≤
0.048W/(m·K)。
In further preferably technical scheme, the raw material also include hydroxypropyl methyl cellulose 5-15 weight portions, and/
Or, lauryl sodium sulfate 5-15 weight portion.
Preferably, the 3D base materials dry powder and mortar raw material proportioning includes the raw material of following weight portion：Cement 20-30 parts, day
So sand 10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass bead 5-25 parts, can
Redisperse latex powder 0.1-2 part, hydroxypropyl methyl cellulose 5-15 parts and lauryl sodium sulfate 5-15 part.
Second aspect, the invention provides a kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：According to upper
The 3D base material dry powder and mortar raw material proportionings stated weigh the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for
It is even, it is subsequently adding slag micropowder and stirs, it is eventually adding basalt fibre, glass bead and redispersable latex powder and mixes simultaneously
It is uniformly mixing to obtain 3D base material dry powder and mortars.
In further preferably technical scheme, after adding slag differential to stir, also including addition hydroxypropyl first
The step of base cellulose and/or lauryl sodium sulfate.
Compared with prior art, beneficial effects of the present invention are：
The 3D base material dry powder and mortar raw material proportionings that the present invention is provided, by the rational proportion of each raw material so that mortar has
Good insulation and cracking resistance, and be easy to construction, in addition, the 3D base material dry powder and mortar raw material proportionings take full advantage of it is natural
Sand, Machine-made Sand and slag micropowder, not only reduce the consumption of cement, also make industrial slag be utilized effectively, environmental protection
And low cost.
The production technology of the 3D base material dry powder and mortars that the present invention is provided has the advantages that process is simple, and each raw material is stirred in order
Mix uniform, the 3D base materials dry powder and mortar prepared using the method has insulation, cracking resistance is good and is easy to apply
The advantage of work.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the present invention.It is unreceipted concrete in embodiment
Condition person, the condition advised according to normal condition or manufacturer is carried out.
In a first aspect, the invention provides a kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：
Cement 20-30 parts, natural sand 10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass
Change microballon 5-25 parts and redispersable latex powder 0.1-2 parts.
Cement is powdery hydraulicity inorganic coagulation material, into slurry after the stirring that adds water, can be hardened in atmosphere or in water
In preferably harden, and can the materials such as sand, stone is cemented together securely.In the present invention, count by weight, cement typical case
But non-limiting content is：20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, 26 parts, 27 parts, 28 parts, 29 parts or 30 parts.
Natural sand is to be acted on (mainly rock decay) by natural conditions and formed, rock of the particle diameter in below 5mm
Grain.In the present invention, count by weight, the typical but non-limiting content of natural sand is：10 parts, 11 parts, 12 parts, 13 parts, 14
Part, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts or 20 parts.
Machine-made Sand refers to the sand processed by sand making machine and other auxiliary devices, and finished product is more regular, can be with root
The sand for being processed into Different Rule and size is required according to different process, daily demand can be more met.In the present invention, by weight
Count, the typical but non-limiting content of Machine-made Sand is：20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, 26 parts, 27 parts, 28 parts,
29 parts or 30 parts.
The addition of natural sand and Machine-made Sand can reduce the consumption of cement, reduces cost.
Slag is residue of the ore after ore dressing or smelting, and slag micropowder is granular substance of the slag after crushing
Matter, adds slag micropowder not only to reduce the consumption of cement, moreover it is possible to improves the Yi Hexing of dry-mixed mortar, and can improve mortar and does
Intensity after dry.In the present invention, count by weight, the typical but non-limiting content of slag micropowder is：10 parts, 11 parts, 12
Part, 13 parts, 14 parts, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts or 20 parts.
Basalt fibre is after basalt building stones are melted at 1450 DEG C～1500 DEG C, by platinum-rhodium alloy bushing at a high speed
The continuous fiber for drawing, intensity is suitable with high intensity S glass fibre, is a kind of environment-friendly and green high performance fibre material, tool
There are high, the corrosion-resistant and resistant to elevated temperatures excellent properties of intensity, basalt fibre is added in the raw material of dry-mixed mortar can significantly be increased
The intensity of strength mortar, has particularly given full play to the fiber reinforced performance of basalt fibre so that the crack resistance after mortar solidification
Can be significantly improved.In the present invention, count by weight, the typical but non-limiting content of basalt fibre is：0.1 part,
0.2 part, 0.3 part, 0.4 part, 0.5 part, 0.6 part, 0.7 part, 0.8 part, 0.9 part, 1.0 parts, 1.1 parts, 1.2 parts, 1.3 parts, 1.4
Part, 1.5 parts, 1.6 parts, 1.7 parts, 1.8 parts, 1.9 parts or 2.0 parts.
The physicochemical property of glass bead is stablized, with excellent thermal insulation, fire prevention, sound absorption qualities, in being added to dry-mixed mortar
It is not only able to improve the heat-insulating property of mortar, moreover it is possible to reduce that product later strength is low and the phenomenon such as hollowing cracking, improve product matter
Amount.In the present invention, count by weight, the typical but non-limiting content of glass bead is：5 parts, 6 parts, 7 parts, 8 parts, 9 parts,
10 parts, 11 parts, 12 parts, 13 parts, 14 parts, 15 parts, 16 parts, 17 parts, 18 parts, 19 parts, 20 parts, 21 parts, 22 parts, 23 parts, 24 parts or
25 parts.
Redispersable latex powder is water-soluble redispersible powder, is divided into copolymer, the acetic acid second of ethylene/vinyl acetate
Alkene/versatic acid ethylene copolymer, acrylic copolymer etc., powder adhesive made by after spray drying, using polyvinyl alcohol as
Protecting colloid.This powder redisperse into emulsion, with high cementitiousness, water-resistance, can be applied easily quickly after contact with water
Work and thermal insulation.In the present invention, count by weight, the typical but non-limiting content of redispersable latex powder is：0.1
Part, 0.2 part, 0.3 part, 0.4 part, 0.5 part, 0.6 part, 0.7 part, 0.8 part, 0.9 part, 1.0 parts, 1.1 parts, 1.2 parts, 1.3 parts,
1.4 parts, 1.5 parts, 1.6 parts, 1.7 parts, 1.8 parts, 1.9 parts or 2.0 parts.
Above-mentioned 3D base materials dry powder and mortar raw material proportioning, by the rational proportion of each raw material so that mortar has good guarantor
Gentle cracking resistance, and it is easy to construction, in addition, the 3D base material dry powder and mortar raw material proportionings take full advantage of natural sand, mechanism
Sand and slag micropowder, not only reduce the consumption of cement, also make industrial slag be utilized effectively, environmental protection and cost
It is low.
In the preferred embodiment of the present invention, the 3D base materials dry powder and mortar raw material proportioning, including following weight
The raw material of part：Cement 21-29 parts, natural sand 11-19 parts, Machine-made Sand 21-29 parts, slag micropowder 11-19 parts, basalt fibre
0.2-1.8 parts, glass bead 5-20 parts and redispersable latex powder 0.2-1.8 parts.
In the preferred embodiment of the present invention, the 3D base materials dry powder and mortar raw material proportioning, including following weight
The raw material of part：Cement 22-28 parts, natural sand 12-18 parts, Machine-made Sand 22-28 parts, slag micropowder 12-18 parts, basalt fibre
0.3-1.7 parts, glass bead 10-20 parts and redispersable latex powder 0.3-1.7 parts.
In the preferred embodiment of the present invention, the cement is Portland cement.Portland cement
The hydraulic cementing materials by made by Portland clinker, the mixing material of 5%-20% and proper amount of gypsum are levigate；With strong
Degree is high, the heat of hydration is big, and frost resistance is good, drying shrinkage is little, and wearability is preferable, the preferable characteristic of carbonization resistance.
In the preferred embodiment of the present invention, the specific surface area of the slag micropowder is 380-420m2/ kg, institute
The granularity for stating slag micropowder is 80-160 mesh.Specific surface area is 380-420m2The activity volatilization of the slag micropowder of/kg is preferable.
In the preferred embodiment of the present invention, the slag micropowder is super-active slag micro mist.Super-active slag
Micro mist refers to that 7 days activity indexs are not less than 100% slag micropowder.Its consumption can be reduced using the slag micropowder of superactivity,
More efficient energy-saving, while improve product quality.
In the preferred embodiment of the present invention, the granularity of the natural sand and the Machine-made Sand is 5-10 mesh.My god
So the granularity of sand and Machine-made Sand is carefully unfavorable for very much the intensity of dry-mixed mortar, and the mobility of too thick dry-mixed mortar can be deteriorated, through not
The mobility and intensity of the dry-mixed mortar obtained by the natural sand and Machine-made Sand of disconnected testing and verification 5-10 mesh is preferable.
In the preferred embodiment of the present invention, the glass bead specific surface area is 80-120m2/ kg, heat conduction system
Number≤0.048W/ (mK).The guarantor of dry-mixed mortar is favorably improved using the glass bead of above-mentioned specific surface area and thermal conductivity factor
Warm nature energy.
In the preferred embodiment of the present invention, the raw material also includes hydroxypropyl methyl cellulose 5-15 weight
Part, and/or, lauryl sodium sulfate 5-15 weight portion.
Hydroxypropyl methyl cellulose makes mortar have pumping as the water-loss reducer of cement mortar, retarder, slurry of plastering,
Gypsum material, powder of lacquer putty for use on or other building materials improve smear and extend operable time as binder；As sticking brick,
Marble, decorative plastic, paste reinforcing agent, can also reduce cement consumption.In the present invention, count by weight, hydroxypropyl first
The typical but non-limiting content of base cellulose is：5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10 parts, 11 parts, 12 parts, 13 parts, 14 parts or
15 parts.
Lauryl sodium sulfate can improve the viscosity of dry-mixed mortar, strengthen the easy act of dry-mixed mortar.The present invention
In, to count by weight, the typical but non-limiting content of lauryl sodium sulfate is：5 parts, 6 parts, 7 parts, 8 parts, 9 parts, 10
Part, 11 parts, 12 parts, 13 parts, 14 parts or 15 parts.
Preferably, the 3D base materials dry powder and mortar raw material proportioning includes the raw material of following weight portion：Cement 20-30 parts, day
So sand 10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass bead 5-25 parts, can
Redisperse latex powder 0.1-2 part, hydroxypropyl methyl cellulose 5-15 parts and lauryl sodium sulfate 5-15 part.Above-mentioned 3D base materials are done
Powder mortar raw material proportioning has given full play to the mating reaction of each raw material so that 3D base materials dry powder and mortar not only has good guarantor
Temperature, cracking resistance, are also easy to smear, and application property is strong.
Second aspect, the invention provides a kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：According to upper
The 3D base material dry powder and mortar raw material proportionings stated weigh the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for
It is even, it is subsequently adding slag micropowder and stirs, it is eventually adding basalt fibre, glass bead and redispersable latex powder and mixes simultaneously
It is uniformly mixing to obtain 3D base material dry powder and mortars.
The production technology of above-mentioned 3D base materials dry powder and mortar has the advantages that process is simple, and each raw material stirs in order i.e.
Can, the 3D base material dry powder and mortars prepared using the method have the advantages that insulation, cracking resistance are good and are easy to construct.
In the preferred embodiment of the present invention, after adding slag differential to stir, also including addition hydroxypropyl
The step of ylmethyl cellulose and/or lauryl sodium sulfate.Add hydroxypropyl methyl cellulose and/or lauryl sodium sulfate
Thermal-insulating and anti-cracking performance, smear and the easy act of 3D base material dry powder and mortars can further be increased.
Embodiment 1
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：20 parts of cement, 10 parts of natural sand,
0.1 part of 20 parts of Machine-made Sand, 10 parts of slag micropowder, 0.1 part of basalt fibre, 5 parts of glass bead and redispersable latex powder.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 80m2/ kg, thermal conductivity factor is 0.048W/ (mK)；The specific surface area of slag micropowder is 380m2/
Kg, granularity is 80 mesh.
Embodiment 2
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：30 parts of cement, 20 parts of natural sand,
2 parts of 30 parts of Machine-made Sand, 20 parts of slag micropowder, 2 parts of basalt fibre, 25 parts of glass bead and redispersable latex powder.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 100m2/ kg, thermal conductivity factor is 0.040W/ (mK)；The specific surface area of slag micropowder is 400m2/
Kg, granularity is 100 mesh.
Embodiment 3
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：25 parts of cement, 15 parts of natural sand,
1 part of 25 parts of Machine-made Sand, 15 parts of slag micropowder, 1 part of basalt fibre, 10 parts of glass bead and redispersable latex powder.
Wherein, cement is Portland cement that strength grade is 52.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 100m2/ kg, thermal conductivity factor is 0.040W/ (mK)；The specific surface area of slag micropowder is 400m2/
Kg, granularity is 100 mesh.
Embodiment 4
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：25 parts of cement, 15 parts of natural sand,
25 parts of Machine-made Sand, 15 parts of slag micropowder, 1 part of basalt fibre, 10 parts of glass bead, 1 part of redispersable latex powder and hydroxypropyl
10 parts of methylcellulose.
Wherein, cement is Portland cement that strength grade is 52.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 100m2/ kg, thermal conductivity factor is 0.040W/ (mK)；The specific surface area of slag micropowder is 420m2/
Kg, granularity is 120 mesh.
Embodiment 5
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：25 parts of cement, 15 parts of natural sand,
25 parts of Machine-made Sand, 15 parts of slag micropowder, 1 part of basalt fibre, 10 parts of glass bead, 1 part of redispersable latex powder and dodecane
10 parts of base sodium sulphate.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 100m2/ kg, thermal conductivity factor is 0.038W/ (mK)；The specific surface area of slag micropowder is 400m2/
Kg, granularity is 100 mesh.
Embodiment 6
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：25 parts of cement, 15 parts of natural sand,
25 parts of Machine-made Sand, 15 parts of slag micropowder, 1 part of basalt fibre, 10 parts of glass bead, 1 part of redispersable latex powder, hydroxypropyl first
10 parts of 10 parts of base cellulose and lauryl sodium sulfate.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 100m2/ kg, thermal conductivity factor is 0.038W/ (mK)；The specific surface area of slag micropowder is 410m2/
Kg, granularity is 100 mesh.
Embodiment 7
A kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：3D base material dry powder according to embodiment 1
Mortar raw material proportioning weighs the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for uniformly, to be subsequently adding slag
Micro mist stirs, and is eventually adding basalt fibre, glass bead and redispersable latex powder and is mixed and stirred for uniformly obtaining 3D
Base material dry powder and mortar.
Heat insulation anti-crack mortar in embodiment 2 and 3 is prepared using method same as Example 7.
Embodiment 8
A kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：3D base material dry powder according to embodiment 4
Mortar raw material proportioning weighs the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for uniformly, to be subsequently adding slag
Micro mist stirs, and is eventually adding the mixing of basalt fibre, glass bead, redispersable latex powder and carboxylic propyl methocel
And it is uniformly mixing to obtain 3D base material dry powder and mortars.
Embodiment 9
A kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：3D base material dry powder according to embodiment 5
Mortar raw material proportioning weighs the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for uniformly, to be subsequently adding slag
Micro mist stirs, and is eventually adding basalt fibre, glass bead, redispersable latex powder and lauryl sodium sulfate and mixes simultaneously
It is uniformly mixing to obtain 3D base material dry powder and mortars.
Embodiment 10
A kind of production technology of 3D base materials dry powder and mortar, comprises the following steps：3D base material dry powder according to embodiment 6
Mortar raw material proportioning weighs the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed and stirred for uniformly, to be subsequently adding slag
Micro mist stirs, and is eventually adding basalt fibre, glass bead, redispersable latex powder, carboxylic propyl methocel and ten
Sodium dialkyl sulfate is mixed and stirred for uniformly obtaining 3D base material dry powder and mortars.
Comparative example 1
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：10 parts of cement, 30 parts of natural sand,
3 parts of 30 parts of Machine-made Sand, 5 parts of slag micropowder, 5 parts of basalt fibre, 4 parts of glass bead and redispersable latex powder.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 80m2/ kg, thermal conductivity factor is 0.048W/ (mK)；The specific surface area of slag micropowder is 380m2/
Kg, granularity is 80 mesh.
The proportioning of each raw material is not in the ratio range of the present invention in comparative example 1.
Comparative example 2
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：25 parts of cement, 12 parts of natural sand,
3 parts of 23 parts of Machine-made Sand, 12 parts of slag micropowder, 3 parts of basalt fibre, 1 part of glass bead and redispersable latex powder；
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 80m2/ kg, thermal conductivity factor is 0.048W/ (mK)；The specific surface area of slag micropowder is 380m2/
Kg, granularity is 80 mesh.
Comparative example 3
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：15 parts of cement, 15 parts of natural sand,
1 part of 10 parts of Machine-made Sand, 30 parts of slag micropowder, 0.01 part of basalt fibre, 20 parts of glass bead and redispersable latex powder；
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 80m2/ kg, thermal conductivity factor is 0.048W/ (mK)；The specific surface area of slag micropowder is 380m2/
Kg, granularity is 80 mesh.
Comparative example 4
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：2 parts of cement, 12 parts of natural sand, machine
3 parts of 40 parts of sand processed, 18 parts of slag micropowder, 5 parts of basalt fibre, 1 part of glass bead and redispersable latex powder；
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh；
Glass bead specific surface area is 80m2/ kg, thermal conductivity factor is 0.048W/ (mK)；The specific surface area of slag micropowder is 380m2/
Kg, granularity is 80 mesh.
Comparative example 5
A kind of 3D base materials dry powder and mortar raw material proportioning, including the raw material of following weight portion：20 parts of cement, 10 parts of natural sand,
0.1 part of 20 parts of Machine-made Sand, 0.1 part of basalt fibre and redispersable latex powder.
Wherein, cement is Portland cement that strength grade is 42.5；The granularity of natural sand and Machine-made Sand is 5 mesh.
The selection of each raw material of comparative example 5 is different from the present invention.
Comparative example 6
The dry-mixed external heat insulation cementing mortar of Qingdao Xu Sheng building materials Co., Ltd.
The mortar performance test result of table 1
From the performance test results of table 1, the properties of the mortar of embodiment 1-6 are satisfied by standard JG158-2004
In 5.8 with regard to anticracking grout performance indications regulation, i.e. tensile bond strength >=0.7MPa, immersion tensile bond strength >=
0.5MPa, backfin ratio≤3MPa；And the properties of embodiment 1-6 are significantly better than that comparative example 1-6, intensity is high, heat conduction system
Number is low, illustrates that the cracking resistance and heat-insulating property of embodiment 1-6 is good.The content of each raw material is not in the present invention in comparative example 1
Each material content in the range of, in comparative example 2-4 the content of part material not the present invention each material content in the range of, contrast
The selection of each raw material of example 5 and different, the data display of table 1 of the present invention, properties and the embodiment 1-6 phase of comparative example 1-5
Than poor, the 3D base material dry powder and mortar raw material proportionings for thus illustrating embodiment 1-6 have given full play to the mating reaction of each raw material,
The 3D base material dry powder and mortars because obtained from are provided with that intensity is high, the advantage that cracking resistance and heat-insulating property are good.Further may be used
To find out, embodiment 4-6 increased ingredients hydroxypropyl ylmethyl cellulose and/or lauryl sodium sulfate, and the 3D base materials of gained are done
The tensile bond strength of powder mortar, soak tensile bond strength, backfin ratio and thermal conductivity factor are superior to embodiment 1-3, explanation
Intensity, cracking resistance of the hydroxypropyl methyl cellulose and/or lauryl sodium sulfate of increase to raising 3D base material dry powder and mortars
And heat-insulating property has positive role.
Therefore, the 3D base material dry powder and mortars that the present invention is provided have good insulation, cracking resistance.
Although illustrate and describing the present invention with specific embodiment, but will be appreciated that without departing substantially from the present invention's
Many other changes and modification can be made in the case of spirit and scope.It is, therefore, intended that in the following claims
Including all such changes and modifications belonged in the scope of the invention.
Claims (10)
1. a kind of 3D base materials dry powder and mortar raw material proportioning, it is characterised in that including the raw material of following weight portion：Cement 20-30 parts,
Natural sand 10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass bead 5-25 parts
With redispersable latex powder 0.1-2 parts.
2. 3D base materials dry powder and mortar raw material proportioning according to claim 1, it is characterised in that including the original of following weight portion
Material：Cement 21-29 parts, natural sand 11-19 parts, Machine-made Sand 21-29 parts, slag micropowder 11-19 parts, basalt fibre 0.2-1.8
Part, glass bead 5-20 parts and redispersable latex powder 0.2-1.8 parts.
3. 3D base materials dry powder and mortar raw material proportioning according to claim 1, it is characterised in that including the original of following weight portion
Material：Cement 22-28 parts, natural sand 12-18 parts, Machine-made Sand 22-28 parts, slag micropowder 12-18 parts, basalt fibre 0.3-1.7
Part, glass bead 10-20 parts and redispersable latex powder 0.3-1.7 parts.
4. 3D base material dry powder and mortar raw material proportionings according to any one of claim 1-3, it is characterised in that the cement is
Portland cement.
5. 3D base material dry powder and mortar raw material proportionings according to any one of claim 1-3, it is characterised in that the slag is micro-
The specific surface area of powder is 380-420m2/ kg, the granularity of the slag micropowder is 80-160 mesh；
Preferably, the slag micropowder is super-active slag micro mist.
6. 3D base material dry powder and mortar raw material proportionings according to any one of claim 1-3, it is characterised in that the natural sand
It is 5-10 mesh with the granularity of the Machine-made Sand.
7. 3D base material dry powder and mortar raw material proportionings according to any one of claim 1-3, it is characterised in that the vitreous is micro-
Pearl specific surface area is 80-120m2/ kg, thermal conductivity factor≤0.048W/ (mK).
8. 3D base material dry powder and mortar raw material proportionings according to any one of claim 1-3, it is characterised in that the raw material is also
Including hydroxypropyl methyl cellulose 5-15 weight portions, and/or, lauryl sodium sulfate 5-15 weight portion；
Preferably, the 3D base materials dry powder and mortar raw material proportioning includes the raw material of following weight portion：Cement 20-30 parts, natural sand
10-20 parts, Machine-made Sand 20-30 parts, slag micropowder 10-20 parts, basalt fibre 0.1-2 parts, glass bead 5-25 parts, can divide again
Scattered latex powder 0.1-2 part, hydroxypropyl methyl cellulose 5-15 parts and lauryl sodium sulfate 5-15 part.
9. a kind of production technology of 3D base materials dry powder and mortar, it is characterised in that comprise the following steps：Appointed according to claim 1-8
3D base material dry powder and mortar raw material proportionings described in one weigh the raw material of formula ratio, and cement, natural sand and Machine-made Sand are mixed simultaneously
Stir, be subsequently adding slag micropowder and stir, be eventually adding basalt fibre, glass bead and redispersable latex powder
It is mixed and stirred for uniformly obtaining 3D base material dry powder and mortars.
10. production technology according to claim 9, it is characterised in that after adding slag differential to stir, also include
The step of adding hydroxypropyl methyl cellulose and/or lauryl sodium sulfate.
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| CN108298943A (en) * | 2017-12-25 | 2018-07-20 | 芜湖林电子科技有限公司 | A kind of preparation method of 3D printing thermal insulation mortar |
| CN112851397A (en) * | 2021-02-04 | 2021-05-28 | 万特福建筑构件有限公司 | Solid light heat-insulation partition board for building and preparation method thereof |
| CN115417630A (en) * | 2022-09-16 | 2022-12-02 | 湖南斯多孚节能科技有限公司 | Preparation and application of green environment-friendly modified vitrified micro bubble light ready-mixed mortar |
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| CN106630862B (en) | 2019-11-01 |
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