CN101913821A - Bottom slag heat-preservation building mortar and dry mortar production method - Google Patents
Bottom slag heat-preservation building mortar and dry mortar production method Download PDFInfo
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- CN101913821A CN101913821A CN2010102411024A CN201010241102A CN101913821A CN 101913821 A CN101913821 A CN 101913821A CN 2010102411024 A CN2010102411024 A CN 2010102411024A CN 201010241102 A CN201010241102 A CN 201010241102A CN 101913821 A CN101913821 A CN 101913821A
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- bottom slag
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- cement
- preservation building
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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
- C04B28/02—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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/32—Superplasticisers
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
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- 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 bottom slag heat-preservation building mortar and a dry mortar production method. The dry mortar production method is to produce the dry mortar by uniformly mixing the raw material components including bottom slag, cement, fine sand, active admixture, anhydrous sodium sulfate and building mortar plasticizer in a ratio of (53.8 to 69.3):(30-40): (0-14):(0-10):(0-0.55):(0.60-0.85). When the viscosity is 70 to 90 millimeters, the dry apparent density of the bottom slag heat-preservation mortar is 920 to 1,100kg/cm<3>, the strength level is M2.5 to M7.5, a heat conductivity is less than 0.30W/(m.K). In the invention, bottom slag, which is waste from power plants, is used as a superlight fine aggregate, a main raw material supply problem is solved, the production process is simple, convenient and low in cost, the recycling of solid waste is realized, and sustained development strategy is applied.
Description
Technical field
The present invention relates to bottom slag heat-preservation building mortar and dry mortar production method thereof, belong to building material technical field.
Background technology
The energy saving building self heat insulation wall is meant not by inside and outside heat preservation technology, and himself thermal technology's index can reach the wall body structure of existing country and local energy saving building standard-required.Compare with other wall thermal insulation technology, energy-conserving construction wall self-heat conserving technology has with the same life-span of building, reduces cost, easy construction, is convenient to advantages such as maintenance and renovation, safety, be the important directions of energy-saving wall material reform and development from now on, for cutting down the consumption of energy, reduce environmental pollution, promote energy-saving and emission-reduction, realizing that Sustainable development all has great importance.
Heat insulating type concrete building block, air-entrained concrete building block, sintered heat insulating hollow building block etc. need during use to form the energy saving building self heat insulation wall by the masonry mortar bonding as main wall self-insulation building materials.Thermal characteristic of wall depends primarily on the thermal property of building wall material, and the masonry mortar thermal property then is unusual significant effects factor, and degree of influence reaches 25%.Therefore, masonry mortar is built seam by laying bricks or stones, is prevented the air water infiltration requirement except that satisfying mechanics requirements such as transmitting load, compatible deformation and sealing, also should close thermal property be arranged, build " the cold and hot bridge " at mortar joint place by laying bricks or stones, improve whole wall thermal insulating heat-proof quality with elimination with the body of wall building material.Heat-insulating masonry mortar then is the important supplementary material that satisfies the wall self-insulation building materials of above-mentioned requirements.
By retrieval, it is more to relate to the scientific and technical literature and the patent application of heat-insulating masonry mortar.The preparation heat-insulating masonry mortar adopts the lightweight fine aggregate usually, and principal item has ultralight pottery sand, pearlstone, closed perlite, expanded and vitrified small ball, expanded polystyrene foams particle, expanded vermiculite etc.Disclose a kind of energy-saving heat-insulating masonry mortar and preparation method thereof as Chinese patent application 200710025669.6, formed by cement, flyash, furnace bottom slag, glass bead, admixture, wooden sodium water reducer; Chinese patent application 200810018337.X discloses thermal insulation masonry dry powder mortar of grain slag light aggregate and production method thereof, is made up of dry discharge fly ash, ordinary Portland cement, blast furnace slag, pearlstone, wilkinite, mortar anti-cracking shrinkage-reducing admixture, Sodium dodecylbenzene sulfonate; Chinese patent application 200910117012.1 discloses a kind of heat-insulating masonry mortar and preparation method thereof, is made up of silicate cement, medium sand, flyash, admixture, industrial slags or closed perlite or EPS granular polystyrene or three's mixture.Compare with common masonry mortar, adopt the heat-insulating masonry mortar of above-mentioned lightweight fine aggregate preparation to have advantages such as density is low, good heat insulating, but also have problems, high as materials procurement difficulty, production cost.Adopt the heat-insulating masonry mortar of ultralight pottery sand preparation to have that workability is poor, thermal conductivity is higher, heat-insulating property is improved finiteness problem; Adopt the heat-insulating masonry mortar of preparations such as pearlstone, closed perlite, expanded and vitrified small ball and expanded vermiculite to have the quality instability problem; There is the problem of resistivity against fire difference in the heat-insulating masonry mortar of employing expanded polystyrene foams granules preparation.
Summary of the invention
The purpose of this invention is to provide a kind of starting material wide material sources, production technique is easy, product quality and performances are stable bottom slag heat-preservation building mortar and dry mortar production method thereof.
To achieve these goals, the present invention has adopted following technical scheme: make a kind of bottom slag heat-preservation building mortar, its main ingredient comprises furnace bottom slag, cement, fine sand, active mixed material, anhydrous sodium sulphate and masonry mortar softening agent.Wherein, cement is that strength grade is the general purpose portland cement of 32.5 grades or 42.5 grades; Furnace bottom slag fineness is 8 orders～100 orders; Active mixed material is flyash or ground slag; The masonry mortar softening agent is the DM-2009 compound additive, is made up of 30%～60% flyash, 11%～35% ether of cellulose, 8%～27% polymer dispersion powder, 0.5%～8% Sodium dodecylbenzene sulfonate by weight.
In bottom slag heat-preservation building mortar, comprise furnace bottom slag 53.8～69.3 weight parts, cement 0～40 weight part, fine sand 0～14 weight part, active mixed material 0～10 weight part, anhydrous sodium sulphate 0～0.55 weight part, masonry mortar softening agent 0.60～0.85 weight part.
One simplifies assembly, comprises following component: furnace bottom slag 59.4～69.3 weight parts, cement 30～40 weight parts, masonry mortar softening agent 0.7 weight part.
Another simplifies assembly, comprises following component: furnace bottom slag 59.4～65.3 weight parts, cement 30 weight parts, active mixed material 4～10 weight parts, masonry mortar softening agent 0.6～0.7 weight part.
One simplifies assembly again, comprises following component: furnace bottom slag 53.8～54.6 weight parts, cement 30～35 weight parts, anhydrous sodium sulphate 0.4～0.55 weight part, fine sand 10～14 masonry mortar softening agent 0.6～0.7 weight part.
When described bottom slag heat-preservation building mortar denseness was 70mm～90mm, water-retentivity was greater than 90%, and dried apparent density is 920kg/m
3～1100kg/m
3, strength grade is M2.5～M7.5, thermal conductivity is less than 0.30W/ (mK).
Second purpose of the present invention provides a kind of manufacture method of above-mentioned bottom slag heat-preservation masonry dry powder mortar, and its characteristics are: it includes following steps,
1) furnace bottom slag processing treatment: by drying machine drying, water ratio is controlled in 0.5% with described furnace bottom slag.Handle through screening then, its fineness is controlled in 8 orders～100 orders;
2) dry-mix preparation: the furnace bottom slag that the step 1) processing treatment is crossed joins in the mixing machine with cement, fine sand, active mixed material, anhydrous sodium sulphate, masonry mortar softening agent, mixes and stirs 5min-10min, can the discharging packing.
Adopt above technical scheme, the present invention has the following advantages: 1) the furnace bottom slag is as the waste of power plant, adopt the ultralight fine aggregate of furnace bottom slag as heat-insulating masonry mortar, solved the source problem that comes of main raw material(s), realize the recycling of solid wastes regeneration simultaneously, met the strategy of sustainable development; 2) adopt active mixed material can significantly improve heat-insulating masonry mortar long-term mechanical property and weather resistance, improve more than 30% (referring to the detection data of embodiment 3 and 4) than 28d ultimate compression strength in the length of time length of time as 90d; 3) the masonry mortar softening agent can significantly improve the workability and the thermal property of heat-insulating masonry mortar, ensures that product quality and performances are stable; 4) admixture hardening accelerator (anhydrous sodium sulphate) can significantly improve the early strength (referring to the data of embodiment 2 and embodiment 6) of heat-insulating masonry mortar, can guarantee rate of progress of the construction and construction quality; 5) adopt the heat-insulating masonry mortar of above-mentioned composition preparation, when slurry consistency was as 70mm～90mm when using, water-retentivity was greater than 90%, and dried apparent density is 920kg/m
3～1100kg/m
3, strength grade is M2.5～M7.5, thermal conductivity has good heat-insulating property less than 0.30W/ (mK).
Embodiment
Bottom slag heat-preservation building mortar provided by the invention, main ingredient comprise furnace bottom slag, cement, fine sand, active mixed material, anhydrous sodium sulphate, masonry mortar softening agent.The weight ratio of each component is the furnace bottom slag: cement: fine sand: active mixed material: anhydrous sodium sulphate: masonry mortar softening agent=(53.8～69.3): (30～40): (0～14): (0～10): (0～0.55): (0.60～0.85).Wherein:
Cement is that strength grade is the general purpose portland cement of 32.5 grades or 42.5 grades; Be as main gelling material in the present invention, give bottom slag heat-preservation building mortar good mechanical performance and weather resistance.
The furnace bottom slag is the waste of power plant, is the ultralight fine aggregate in the present invention, gives good intensity of bottom slag heat-preservation building mortar and heat-insulating property, controls its shrinking percentage.Water ratio is controlled in 0.5% during use, and fineness is 8 orders～100 orders.
The fine sand granularity is 20 order to 60 orders, uses as common fine aggregate in the present invention; Under having relatively high expectations situation, furnace bottom slag source abundance or heat-insulating property can not use.
Active mixed material is flyash or ground slag, is used to improve heat-insulating masonry mortar long-term mechanical property and weather resistance in the present invention.Under alkaline condition, its activity is excited, and improves constantly bottom slag heat-preservation building mortar intensity.Active mixed material should satisfy GB/T 1596 and GB/T 18046 requirements, can not use under the higher situation of furnace bottom slag fine powder content.
The masonry mortar softening agent is specially the DM-2009 compound additive, form by 30%～60% flyash, 11%～35% ether of cellulose, 8%～27% polymer dispersion powder, 0.5%～8% Sodium dodecylbenzene sulfonate by weight, be used to improve the bottom slag heat-preservation building mortar workability, reduce density, improve the mortar heat-insulating property.The assembly of masonry mortar softening agent can significantly improve the workability and the thermal property of heat-insulating masonry mortar in the present invention, ensures that product quality and performances are steady.
Anhydrous sodium sulphate is used as hardening accelerator in the present invention, can significantly improve the early strength of heat-insulating masonry mortar, can guarantee rate of progress of the construction and construction quality; Use when constructing in the winter time.
Mix stirring by above each component according to design requirements and just obtain bottom slag heat-preservation building mortar dry powder of the present invention.Heat-insulating masonry mortar when denseness is as 70mm～90mm (water-retentivity is greater than 90%) when using, the dried apparent density after it uses is 920kg/m
3～1100kg/m
3, strength grade is M2.5～M7.5, thermal conductivity is less than 0.30W/ (mK).Wherein, denseness and water-retentivity parameter have guaranteed workability; Thermal conductivity than low guaranteed thermal property, have good heat-insulating property; Use active mixed material 90d to improve more than 30% than 28d ultimate compression strength in the length of time length of time, improve heat-insulating masonry mortar long-term mechanical property and weather resistance.
The invention is further illustrated by the following examples, but the present invention is not limited only to described embodiment.Test to heat-insulating masonry mortar among the embodiment is undertaken by JGJ/T 70-2009 and GB/T 10294-2008 standard.
Embodiment 1
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 346.5kg that handled (total raw material amount 69.3%), strength grade is that 32.5 ordinary Portland cement 150kg (total raw material amount 30%), DM-2009 compound additive 3.5kg (total raw material amount 0.7%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 4.7kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 88mm, and water-retentivity 92%, dried apparent density are 920kg/m
3, ultimate compression strength reaches 3.5MPa (M2.5 level), and thermal conductivity is 0.183W/ (mK), D
25Qualified.
Embodiment 2
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 273.0kg that handled (total raw material amount 54.6%), strength grade is that 42.5 ordinary Portland cement 150kg (total raw material amount 30%), fine sand 70kg (total raw material amount 14%), anhydrous sodium sulphate 2.8kg (total raw material amount 0.55%), DM-2009 compound additive 4.3kg (total raw material amount 0.85%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 3.8kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 82mm, and water-retentivity 95%, dried apparent density are 1000kg/m
3, 1d ultimate compression strength improves 32%, 28 day ultimate compression strength and reaches 5.9MPa (M5 level), and thermal conductivity is 0.219W/ (mK), D
25Qualified.
Embodiment 3
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 326.5kg that handled (total raw material amount 65.3%), strength grade is that 42.5 ordinary Portland cement 150kg (total raw material amount 30%), ground slag 20kg (total raw material amount 4%), DM-2009 compound additive 3.5kg (total raw material amount 0.7%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 4.6kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 86mm, and water-retentivity 93%, dried apparent density are 970kg/m
3, ultimate compression strength reached 4.6MPa (M2.5 level) in 28 days, and ultimate compression strength reached 6.1MPa (M5 level) in 90 days, and ultimate compression strength improves more than 30%, and thermal conductivity is 0.203W/ (mK), D
25Qualified.
Embodiment 4
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 297kg that handled (total raw material amount 59.4%), strength grade is that 42.5 ordinary Portland cement 150kg (total raw material amount 30%), flyash 50kg (total raw material amount 10%), DM-2009 compound additive 3kg (total raw material amount 0.6%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 4.1kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 82mm, and water-retentivity 91%, dried apparent density are 1050kg/m
3, ultimate compression strength reached 6.3MPa (M5 level) in 28 days, and ultimate compression strength reached 8.8MPa (M7.5 level) in 90 days, and ultimate compression strength improves more than 30%, and thermal conductivity is 0.241W/ (mK), D
25Qualified.
Embodiment 5
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 326.5kg that handled (total raw material amount 65.3%), strength grade is that 42.5 ordinary Portland cement 170kg (total raw material amount 34%), DM-2009 compound additive 3.5kg (total raw material amount 0.7%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 4.5kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 84mm, and water-retentivity 92%, dried apparent density are 970kg/m
3, ultimate compression strength reaches 6.4MPa (M5 level), and thermal conductivity is 0.204W/ (mK), D
25Qualified.
Embodiment 6
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 269.0kg that handled (total raw material amount 53.8%), strength grade is that 42.5 ordinary Portland cement 175kg (total raw material amount 35%), fine sand 50kg (total raw material amount 10%), anhydrous sodium sulphate 2kg (total raw material amount 0.4%), DM-2009 compound additive 4kg (total raw material amount 0.8%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 3.7kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 82mm, and water-retentivity 94%, dried apparent density are 1100kg/m
3, 1d ultimate compression strength improves 27%, 28 day ultimate compression strength and reaches 9.2MPa (M7.5 level), and thermal conductivity is 0.263W/ (mK), D
25Qualified.
Embodiment 7
Earlier the furnace bottom slag is controlled at its fineness in 8 orders～100 order scopes by drying machine drying (water ratio is controlled in 0.5%) and through screening.With the furnace bottom slag 296.5kg that handled (total raw material amount 59.3%), strength grade is that 32.5 ordinary Portland cement 200kg (total raw material amount 40%), DM-2009 compound additive 3.5kg (total raw material amount 0.7%) join in the mixing machine together, can discharging pack after mixing stirring 5min-10min, become the bottom slag heat-preservation masonry dry powder mortar.
During test, in mortar mixer, add 10kg dry-mix and 4.1kg water, behind stirring 3min～5min, the moulding mortar specimen.Test specimen is made back parked diel (24h ± 2h), maintenance to 28 day under the standard conditions of temperature (20 ± 3) ℃, relative humidity 60%～80% after the demoulding under (20 ± 5) ℃ temperature environment.After tested, this example slurry consistency is 82mm, and water-retentivity 92%, dried apparent density are 1050kg/m
3, ultimate compression strength reaches 9.3MPa (M7.5 level), and thermal conductivity is 0.238W/ (mK), D
25Qualified.
Claims (10)
1. a bottom slag heat-preservation building mortar is characterized in that: comprise furnace bottom slag, cement, fine sand, active mixed material, anhydrous sodium sulphate and masonry mortar softening agent; Wherein, furnace bottom slag 53.8～69.3 weight parts, cement 30～40 weight parts, fine sand 0～14 weight part, active mixed material 0～10 weight part, anhydrous sodium sulphate 0～0.55 weight part, masonry mortar softening agent 0.60～0.85 weight part.
2. bottom slag heat-preservation building mortar according to claim 1 is characterized in that: when described bottom slag heat-preservation building mortar denseness was 70mm～90mm, water-retentivity was greater than 90%, and dried apparent density is 920kg/m
3～1100kg/m
3, strength grade is M2.5～M7.5, thermal conductivity is less than 0.30W/ (mK).
3. bottom slag heat-preservation building mortar according to claim 1 and 2 is characterized in that: described active mixed material is flyash or ground slag.
4. according to claim 1 or 2 or 3 described bottom slag heat-preservation building mortars, it is characterized in that: described masonry mortar softening agent is the DM-2009 compound additive, is made up of 30%～60% flyash, 11%～35% ether of cellulose, 8%～27% polymer dispersion powder, 0.5%～8% Sodium dodecylbenzene sulfonate by weight.
5. according to claim 1 or 2 or 3 or 4 described bottom slag heat-preservation building mortars, it is characterized in that: described furnace bottom slag fineness is 8 orders～100 orders.
6. according to claim 1 or 2 or 3 or 4 or 5 described bottom slag heat-preservation building mortars, it is characterized in that: described cement is that strength grade is the general purpose portland cement of 32.5 grades or 42.5 grades.
7. according to the arbitrary described bottom slag heat-preservation building mortar of claim 1 to 6, it is characterized in that, comprise following component: furnace bottom slag 59.4～69.3 weight parts, cement 30～40 weight parts, masonry mortar softening agent 0.7 weight part.
8. according to the arbitrary described bottom slag heat-preservation building mortar of claim 1 to 6, it is characterized in that, comprise following component: furnace bottom slag 59.4～65.3 weight parts, cement 30 weight parts, active mixed material 4～10 weight parts, masonry mortar softening agent 0.6～0.7 weight part.
9. according to the arbitrary described bottom slag heat-preservation building mortar of claim 1 to 6, it is characterized in that, comprise following component: furnace bottom slag 53.8～54.6 weight parts, cement 30～35 weight parts, anhydrous sodium sulphate 0.4～0.55 weight part, fine sand 10～14 masonry mortar softening agent 0.6～0.7 weight part.
10. the manufacture method of the described bottom slag heat-preservation building mortar dry powder of more than one arbitrary claims, it is characterized in that: it includes following steps,
1) furnace bottom slag processing treatment: by drying machine drying, water ratio is controlled in 0.5% with described furnace bottom slag, handles through screening then, and its fineness is controlled in 8 orders～100 order scopes;
2) dry-mix preparation: the furnace bottom slag that the step 1) processing treatment is crossed joins in the mixing machine with cement, fine sand, active mixed material, anhydrous sodium sulphate, masonry mortar softening agent, mixes and stirs 5min-10min, can the discharging packing.
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| CN105174875A (en) * | 2015-10-15 | 2015-12-23 | 重庆富皇混凝土有限公司 | High-fluidity pumping ceramsite concrete and preparation method thereof |
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| CN108863275A (en) * | 2018-08-20 | 2018-11-23 | 上海境锐建筑科技有限公司 | Ardealite base light thermal-insulation gravity flow self-leveling floor mortar and application |
| CN110194629A (en) * | 2019-06-28 | 2019-09-03 | 西安汉河环保科技有限公司 | It is a kind of using solid waste clinker as cement mortar of fine aggregate and preparation method thereof |
| CN110256002A (en) * | 2019-08-02 | 2019-09-20 | 江苏兆通工程技术有限公司 | A kind of lightweight conditioned soil |
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Cited By (6)
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| CN105174875A (en) * | 2015-10-15 | 2015-12-23 | 重庆富皇混凝土有限公司 | High-fluidity pumping ceramsite concrete and preparation method thereof |
| CN105174875B (en) * | 2015-10-15 | 2017-05-17 | 重庆富皇混凝土有限公司 | High-fluidity pumping ceramsite concrete and preparation method thereof |
| CN105948655A (en) * | 2016-05-13 | 2016-09-21 | 欧振云 | Dry-mixed color mortar |
| CN108863275A (en) * | 2018-08-20 | 2018-11-23 | 上海境锐建筑科技有限公司 | Ardealite base light thermal-insulation gravity flow self-leveling floor mortar and application |
| CN110194629A (en) * | 2019-06-28 | 2019-09-03 | 西安汉河环保科技有限公司 | It is a kind of using solid waste clinker as cement mortar of fine aggregate and preparation method thereof |
| CN110256002A (en) * | 2019-08-02 | 2019-09-20 | 江苏兆通工程技术有限公司 | A kind of lightweight conditioned soil |
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Application publication date: 20101215 |