CN109678409A - Fine coal waste slag air-entrained concrete building block and its preparation process - Google Patents
Fine coal waste slag air-entrained concrete building block and its preparation process Download PDFInfo
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- CN109678409A CN109678409A CN201811562704.2A CN201811562704A CN109678409A CN 109678409 A CN109678409 A CN 109678409A CN 201811562704 A CN201811562704 A CN 201811562704A CN 109678409 A CN109678409 A CN 109678409A
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- lime
- flyash
- kettle
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- cement
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses fine coal waste slag air-entrained concrete building block and its preparation processes, including flyash, cement, lime, gypsum, aluminium powder, stabilizer and water, the component proportion of above-mentioned raw materials is, flyash 60 ~ 70%, cement 12 ~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%, aluminium powder 1 ~ 3%, stabilizer 1 ~ 3%, fly ash building block mainly utilizes flyash, clinker, the waste resources such as sand are raw material, it is produced by innovative technology, it is small with bulk density, heat preservation, it is heat-insulated, energy conservation, soundproof effect is excellent, the advantages that machinability is good, it is novel energy-saving wall material, building-block can be substituted and wallboard is used as non-lbearing wall material, fly ash building block energy conservation and environmental protection, the quality of life of various regions resident can be substantially improved after popularization and use, but also it can be the powder of this area The industrial solid castoffs regeneration such as coal ash, metallurgical slag and tailing, really realizes economic circulation.
Description
Technical field
The present invention relates to hot melt adhesive technical fields, specially fine coal waste slag air-entrained concrete building block and its preparation process.
Background technique
Therefore, flyash is the fine ash that catching is got off from the flue gas after coal combustion, and flyash is coal-burning power plant's discharge
Primary solids waste, flyash are one of biggish industrial residues of the current discharge capacity in China, with the development of power industry, coal-fired electricity
The flyash discharge capacity of factory increases year by year, and a large amount of flyash is untreated, will generate fugitive dust, atmosphere is polluted, if being discharged into water
System will cause river and silt up, and toxic chemical substance therein can also cause damages to human body and biology, design fine coal waste slag
Air-entrained concrete building block and its preparation process are necessary.
Summary of the invention
The purpose of the present invention is to provide fine coal waste slag air-entrained concrete building block and its preparation processes, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme: fine coal waste slag air-entrained concrete building block, including powder
The component proportion of coal ash, cement, lime, gypsum, aluminium powder, stabilizer and water, above-mentioned raw materials is flyash 60 ~ 70%, cement 12
~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%, aluminium powder 1 ~ 3%, stabilizer 1 ~ 3%.
2. the preparation process of fine coal waste slag air-entrained concrete building block, includes the following steps: to include step 1, material choosing
It takes；Step 2, material grinding, screening；Step 3 measures slurrying；Step 4 is stirred；Step 5, casting；Step 6, just
It supports；Step 7, cutting；Step 8；It is steam-cured；
Wherein in above-mentioned step one, when choosing material, when choosing flyash, chooses and fire complete flyash, choose
Dry lime, gypsum, cement；
Wherein in above-mentioned step two, flyash is sent into ball mill through conveyer, it is levigate after flyash with conveyer send to
Laboratory sifter sieves flyash, guarantees that diameier in 10 ~ 30mm, is then fed into storage tank storage, lime is through conveyer
It is sent into jaw crusher to be crushed, broken lime is sent into lime warehouse through bucket elevator, then through screw conveyor
Be sent into ball mill, it is levigate after lime sent with conveyer to laboratory sifter, flyash is sieved, guarantee diameier 10 ~
It is sent into powder batch bin after 30mm is levigate；
Wherein in above-mentioned step three, by flyash, cement, lime, gypsum, aluminium powder and stabilizer by flyash 60 ~ 70%,
Cement 12 ~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%, aluminium powder 1 ~ 3%, 1 ~ 3% ratio of stabilizer weigh, after weighing, by fine coal
Ash pours into slurry filling, carries out slurrying by lime to water and is configured to lime white；
Wherein in above-mentioned step four, coal ash pulp and lime white are imported into blender, while the gypsum for weighing and finishing is added
And cement, in stirring, when stirring a length of 20 ~ 30min, and the internal temperature for controlling blender is maintained at 40 ~ 50 DEG C, in standard
When preceding 1 ~ 2min of standby casting, aluminium powder and stabilizer is added to blender, under the action of blender, stirs 1 ~ 2min；
It wherein in above-mentioned step five, before being poured, clears up mold is poured, the mixed slurry fixed point being stirred
Casting, pouring temperature are 40 ~ 45 DEG C；
Wherein in above-mentioned step six, casting rear mold is pushed into just feeding room with carrier chain and carries out initial set of getting angry, and room temperature is 50 ~ 70
DEG C, just the feeding time is 1 ~ 2h；
Wherein in above-mentioned step seven, framed and green body is hung with negative pressure suspender together after just supporting and puts bottom plate well in advance
Sloughs framed cutting machine and carries out crosscutting, longitudinal sectional, milling crust to green body on cutting bed, and the green body after cutting is together with bottom plate
It is hung with overhead traveling crane and is piled up two layers on kettle vehicle, for interlayer there are four support, it is one group that several kettle vehicles, which are compiled,；
Wherein in above-mentioned step eight, after the completion of green body is organized into groups on stop line before kettle, the still kettle kettle door that kettle is opened,
The finished product kettle vehicle in kettle first is pulled out with hoist engine, the automobile-used hoist engine of the kettle for preparing steam pressure is then pulled in into still kettle again and is supported
Shield after conserving 10 ~ 12h, is transported to steam kettle, can sell after drying 72h.
Further, the green body leftover bits generated when cutting are sent to the waste pulp by cutting machine through screw conveyor and stir loop
In machine, add water that slug is made, is used when ingredient.
Further, in above-mentioned step three, in mixed pulp, flyash and lime are prepared into mud respectively
Shape, reaching can be with the degree of wall built-up.
Further, in above-mentioned steps two, the material after guaranteeing screening is not contacted with the external world, guarantees dry environment.
Further, in appeal step 1, when storing to cement, dry and ventilated ambient storage is selected.
Further, in above-mentioned steps five, framed hang returns to manual cleaning and oil removing on mould carriage, then hangs mould vehicle
Upper group mould is poured next time.
Compared with prior art, the beneficial effects of the present invention are: fly ash building block mainly utilizes flyash, clinker, sand
Equal waste resources are raw material, are produced by innovative technology, have bulk density small, and heat preservation, heat-insulated, energy saving, soundproof effect is excellent
Good, the advantages that machinability is good, it is novel energy-saving wall material, building-block and wallboard can be substituted as non-bearing wall body
Materials'use, fly ash building block energy conservation and environmental protection can substantially improve the quality of life of various regions resident after popularization and use, but also can
Really to realize economic circulation industrial solid castoffs regenerations such as the flyash, metallurgical slag and tailing of this area.
Detailed description of the invention
Fig. 1 is preparation technology flow chart of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides technical solution:
Embodiment 1:
Fine coal waste slag air-entrained concrete building block, including flyash, cement, lime, gypsum, aluminium powder, stabilizer and water, above-mentioned original
The component proportion of material is flyash 64%, cement 14%, lime 14%, gypsum 3%, aluminium powder 1%, stabilizer 2%.
The preparation process of fine coal waste slag air-entrained concrete building block, includes the following steps: to include step 1, and material is chosen；
Step 2, material grinding, screening；Step 3 measures slurrying；Step 4 is stirred；Step 5, casting；Step 6 is just supported；
Step 7, cutting；Step 8；It is steam-cured；
Wherein in above-mentioned step one, when choosing material, when choosing flyash, chooses and fire complete flyash, choose
Dry lime, gypsum, cement；
Wherein in above-mentioned step two, flyash is sent into ball mill through conveyer, it is levigate after flyash with conveyer send to
Laboratory sifter sieves flyash, guarantees that diameier in 10 ~ 30mm, is then fed into storage tank storage, lime is through conveyer
It is sent into jaw crusher to be crushed, broken lime is sent into lime warehouse through bucket elevator, then through screw conveyor
Be sent into ball mill, it is levigate after lime sent with conveyer to laboratory sifter, flyash is sieved, guarantee diameier 10 ~
It is sent into powder batch bin after 30mm is levigate；
Wherein in above-mentioned step three, by flyash, cement, lime, gypsum, aluminium powder and stabilizer by flyash 60 ~ 70%,
Cement 12 ~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%, aluminium powder 1 ~ 3%, 1 ~ 3% ratio of stabilizer weigh, after weighing, by fine coal
Ash pours into slurry filling, carries out slurrying by lime to water and is configured to lime white；
Wherein in above-mentioned step four, coal ash pulp and lime white are imported into blender, while the gypsum for weighing and finishing is added
And cement, in stirring, when stirring a length of 20 ~ 30min, and the internal temperature for controlling blender is maintained at 40 ~ 50 DEG C, in standard
When preceding 1 ~ 2min of standby casting, aluminium powder and stabilizer is added to blender, under the action of blender, stirs 1 ~ 2min；
It wherein in above-mentioned step five, before being poured, clears up mold is poured, the mixed slurry fixed point being stirred
Casting, pouring temperature are 40 ~ 45 DEG C；
Wherein in above-mentioned step six, casting rear mold is pushed into just feeding room with carrier chain and carries out initial set of getting angry, and room temperature is 50 ~ 70
DEG C, just the feeding time is 1 ~ 2h；
Wherein in above-mentioned step seven, framed and green body is hung with negative pressure suspender together after just supporting and puts bottom plate well in advance
Sloughs framed cutting machine and carries out crosscutting, longitudinal sectional, milling crust to green body on cutting bed, and the green body after cutting is together with bottom plate
It is hung with overhead traveling crane and is piled up two layers on kettle vehicle, for interlayer there are four support, it is one group that several kettle vehicles, which are compiled,；
Wherein in above-mentioned step eight, after the completion of green body is organized into groups on stop line before kettle, the still kettle kettle door that kettle is opened,
The finished product kettle vehicle in kettle first is pulled out with hoist engine, the automobile-used hoist engine of the kettle for preparing steam pressure is then pulled in into still kettle again and is supported
Shield after conserving 10 ~ 12h, is transported to steam kettle, can sell after drying 72h.
Embodiment 2:
Fine coal waste slag air-entrained concrete building block, including flyash, cement, lime, gypsum, aluminium powder, stabilizer and water, above-mentioned original
The component proportion of material is flyash 63%, cement 14%, lime 14%, gypsum 3%, aluminium powder 2%, stabilizer 2%.
The preparation process of fine coal waste slag air-entrained concrete building block, includes the following steps: to include step 1, and material is chosen；
Step 2, material grinding, screening；Step 3 measures slurrying；Step 4 is stirred；Step 5, casting；Step 6 is just supported；
Step 7, cutting；Step 8；It is steam-cured；
Wherein in above-mentioned step one, when choosing material, when choosing flyash, chooses and fire complete flyash, choose
Dry lime, gypsum, cement；
Wherein in above-mentioned step two, flyash is sent into ball mill through conveyer, it is levigate after flyash with conveyer send to
Laboratory sifter sieves flyash, guarantees that diameier in 10 ~ 30mm, is then fed into storage tank storage, lime is through conveyer
It is sent into jaw crusher to be crushed, broken lime is sent into lime warehouse through bucket elevator, then through screw conveyor
Be sent into ball mill, it is levigate after lime sent with conveyer to laboratory sifter, flyash is sieved, guarantee diameier 10 ~
It is sent into powder batch bin after 30mm is levigate；
Wherein in above-mentioned step three, flyash, cement, lime, gypsum, aluminium powder and stabilizer are pressed into flyash 63%, water
Mud 14%, lime 14%, gypsum 3%, aluminium powder 2%, 2% ratio of stabilizer weigh, and after weighing, flyash are poured into slurry and is filled,
It carries out slurrying and is configured to lime white by lime to water；
Wherein in above-mentioned step four, coal ash pulp and lime white are imported into blender, while the gypsum for weighing and finishing is added
And cement, in stirring, when stirring a length of 20 ~ 30min, and the internal temperature for controlling blender is maintained at 40 ~ 50 DEG C, in standard
When preceding 1 ~ 2min of standby casting, aluminium powder and stabilizer is added to blender, under the action of blender, stirs 1 ~ 2min；
It wherein in above-mentioned step five, before being poured, clears up mold is poured, the mixed slurry fixed point being stirred
Casting, pouring temperature are 40 ~ 45 DEG C；
Wherein in above-mentioned step six, casting rear mold is pushed into just feeding room with carrier chain and carries out initial set of getting angry, and room temperature is 50 ~ 70
DEG C, just the feeding time is 1 ~ 2h；
Wherein in above-mentioned step seven, framed and green body is hung with negative pressure suspender together after just supporting and puts bottom plate well in advance
Sloughs framed cutting machine and carries out crosscutting, longitudinal sectional, milling crust to green body on cutting bed, and the green body after cutting is together with bottom plate
It is hung with overhead traveling crane and is piled up two layers on kettle vehicle, for interlayer there are four support, it is one group that several kettle vehicles, which are compiled,；
Wherein in above-mentioned step eight, after the completion of green body is organized into groups on stop line before kettle, the still kettle kettle door that kettle is opened,
The finished product kettle vehicle in kettle first is pulled out with hoist engine, the automobile-used hoist engine of the kettle for preparing steam pressure is then pulled in into still kettle again and is supported
Shield after conserving 10 ~ 12h, is transported to steam kettle, can sell after drying 72h.
Embodiment 3:
Fine coal waste slag air-entrained concrete building block, including flyash, cement, lime, gypsum, aluminium powder, stabilizer and water, above-mentioned original
The component proportion of material is flyash 62%, cement 14%, lime 14%, gypsum 3%, aluminium powder 3%, stabilizer 2%.
The preparation process of fine coal waste slag air-entrained concrete building block, includes the following steps: to include step 1, and material is chosen；
Step 2, material grinding, screening；Step 3 measures slurrying；Step 4 is stirred；Step 5, casting；Step 6 is just supported；
Step 7, cutting；Step 8；It is steam-cured；
Wherein in above-mentioned step one, when choosing material, when choosing flyash, chooses and fire complete flyash, choose
Dry lime, gypsum, cement；
Wherein in above-mentioned step two, flyash is sent into ball mill through conveyer, it is levigate after flyash with conveyer send to
Laboratory sifter sieves flyash, guarantees that diameier in 10 ~ 30mm, is then fed into storage tank storage, lime is through conveyer
It is sent into jaw crusher to be crushed, broken lime is sent into lime warehouse through bucket elevator, then through screw conveyor
Be sent into ball mill, it is levigate after lime sent with conveyer to laboratory sifter, flyash is sieved, guarantee diameier 10 ~
It is sent into powder batch bin after 30mm is levigate；
Wherein in above-mentioned step three, flyash, cement, lime, gypsum, aluminium powder and stabilizer are pressed into flyash 62%, water
Mud 14%, lime 14%, gypsum 3%, aluminium powder 3%, 2% ratio of stabilizer weigh, and after weighing, flyash are poured into slurry and is filled,
It carries out slurrying and is configured to lime white by lime to water；
Wherein in above-mentioned step four, coal ash pulp and lime white are imported into blender, while the gypsum for weighing and finishing is added
And cement, in stirring, when stirring a length of 20 ~ 30min, and the internal temperature for controlling blender is maintained at 40 ~ 50 DEG C, in standard
When preceding 1 ~ 2min of standby casting, aluminium powder and stabilizer is added to blender, under the action of blender, stirs 1 ~ 2min；
It wherein in above-mentioned step five, before being poured, clears up mold is poured, the mixed slurry fixed point being stirred
Casting, pouring temperature are 40 ~ 45 DEG C；
Wherein in above-mentioned step six, casting rear mold is pushed into just feeding room with carrier chain and carries out initial set of getting angry, and room temperature is 50 ~ 70
DEG C, just the feeding time is 1 ~ 2h；
Wherein in above-mentioned step seven, framed and green body is hung with negative pressure suspender together after just supporting and puts bottom plate well in advance
Sloughs framed cutting machine and carries out crosscutting, longitudinal sectional, milling crust to green body on cutting bed, and the green body after cutting is together with bottom plate
It is hung with overhead traveling crane and is piled up two layers on kettle vehicle, for interlayer there are four support, it is one group that several kettle vehicles, which are compiled,；
Wherein in above-mentioned step eight, after the completion of green body is organized into groups on stop line before kettle, the still kettle kettle door that kettle is opened,
The finished product kettle vehicle in kettle first is pulled out with hoist engine, the automobile-used hoist engine of the kettle for preparing steam pressure is then pulled in into still kettle again and is supported
Shield after conserving 10 ~ 12h, is transported to steam kettle, can sell after drying 72h.
Each embodiment property comparison is as follows:
| Lime | Gypsum | Cement | Aluminium powder | Bubbles volume | Thermal insulation | Sound-proofing | |
| Embodiment 1 | 14% | 14% | 3% | 3% | It is more | Preferably | Preferably |
| Embodiment 2 | 14% | 14% | 3% | 2% | It is more | It is good | It is good |
| Embodiment 3 | 14% | 14% | 3% | 1% | It is few | Difference | Difference |
By above three embodiments, increasing with aluminium powder is obtained, the bubbles volume of block interiors can be increased, building block is improved
Thermal insulation and sound insulation value, reach more excellent level.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. fine coal waste slag air-entrained concrete building block, including flyash, cement, lime, gypsum, aluminium powder, stabilizer and water, special
Sign is: the component proportion of above-mentioned raw materials is, flyash 60 ~ 70%, cement 12 ~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%,
Aluminium powder 1 ~ 3%, stabilizer 1 ~ 3%.
2. the preparation process of fine coal waste slag air-entrained concrete building block, includes the following steps: it is characterized by comprising step 1,
Material is chosen；Step 2, material grinding, screening；Step 3 measures slurrying；Step 4 is stirred；Step 5, casting；Step
Rapid six, just support；Step 7, cutting；Step 8；It is steam-cured；
Wherein in above-mentioned step one, when choosing material, when choosing flyash, chooses and fire complete flyash, choose
Dry lime, gypsum, cement；
Wherein in above-mentioned step two, flyash is sent into ball mill through conveyer, it is levigate after flyash with conveyer send to
Laboratory sifter sieves flyash, guarantees that diameier in 10 ~ 30mm, is then fed into storage tank storage, lime is through conveyer
It is sent into jaw crusher to be crushed, broken lime is sent into lime warehouse through bucket elevator, then through screw conveyor
Be sent into ball mill, it is levigate after lime sent with conveyer to laboratory sifter, flyash is sieved, guarantee diameier 10 ~
It is sent into powder batch bin after 30mm is levigate；
Wherein in above-mentioned step three, by flyash, cement, lime, gypsum, aluminium powder and stabilizer by flyash 60 ~ 70%,
Cement 12 ~ 15%, lime 12 ~ 16%, gypsum 2 ~ 5%, aluminium powder 1 ~ 3%, 1 ~ 3% ratio of stabilizer weigh, after weighing, by fine coal
Ash pours into slurry filling, carries out slurrying by lime to water and is configured to lime white；
Wherein in above-mentioned step four, coal ash pulp and lime white are imported into blender, while the gypsum for weighing and finishing is added
And cement, in stirring, when stirring a length of 20 ~ 30min, and the internal temperature for controlling blender is maintained at 40 ~ 50 DEG C, in standard
When preceding 1 ~ 2min of standby casting, aluminium powder and stabilizer is added to blender, under the action of blender, stirs 1 ~ 2min；
It wherein in above-mentioned step five, before being poured, clears up mold is poured, the mixed slurry fixed point being stirred
Casting, pouring temperature are 40 ~ 45 DEG C；
Wherein in above-mentioned step six, casting rear mold is pushed into just feeding room with carrier chain and carries out initial set of getting angry, and room temperature is 50 ~ 70
DEG C, just the feeding time is 1 ~ 2h；
Wherein in above-mentioned step seven, framed and green body is hung with negative pressure suspender together after just supporting and puts bottom plate well in advance
Sloughs framed cutting machine and carries out crosscutting, longitudinal sectional, milling crust to green body on cutting bed, and the green body after cutting is together with bottom plate
It is hung with overhead traveling crane and is piled up two layers on kettle vehicle, for interlayer there are four support, it is one group that several kettle vehicles, which are compiled,；
Wherein in above-mentioned step eight, after the completion of green body is organized into groups on stop line before kettle, the still kettle kettle door that kettle is opened,
The finished product kettle vehicle in kettle first is pulled out with hoist engine, the automobile-used hoist engine of the kettle for preparing steam pressure is then pulled in into still kettle again and is supported
Shield after conserving 10 ~ 12h, is transported to steam kettle, can sell after drying 72h.
3. fine coal waste slag air-entrained concrete building block according to claim 2, it is characterised in that: the green body generated when cutting
Leftover bits are sent to the waste pulp by cutting machine through screw conveyor and stir in loop machine, add water that slug is made, use when ingredient.
4. the preparation process of fine coal waste slag air-entrained concrete building block according to claim 2, it is characterised in that: above-mentioned
The step of three in, in mixed pulp, flyash and lime are prepared into muddy respectively, reaching can be with the degree of wall built-up.
5. the preparation process of fine coal waste slag air-entrained concrete building block according to claim 2, it is characterised in that: above-mentioned
In step 2, the material after guaranteeing screening is not contacted with the external world, guarantees dry environment.
6. the preparation process of fine coal waste slag air-entrained concrete building block according to claim 2, it is characterised in that: appealing
In step 1, when storing to cement, dry and ventilated ambient storage is selected.
7. the preparation process of fine coal waste slag air-entrained concrete building block according to claim 2, it is characterised in that: above-mentioned
In step 5, framed hang returns to manual cleaning and oil removing on mould carriage, then hangs mould vehicle upper group mould and is poured next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562704.2A CN109678409A (en) | 2018-12-20 | 2018-12-20 | Fine coal waste slag air-entrained concrete building block and its preparation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811562704.2A CN109678409A (en) | 2018-12-20 | 2018-12-20 | Fine coal waste slag air-entrained concrete building block and its preparation process |
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| CN109678409A true CN109678409A (en) | 2019-04-26 |
Family
ID=66188023
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300597A (en) * | 2020-03-12 | 2020-06-19 | 浙江向往建筑节能科技有限公司 | Production process of compression-resistant and shock-resistant aerated concrete block |
| CN113620646A (en) * | 2021-08-17 | 2021-11-09 | 内蒙古汇方新型建材有限公司 | High-alumina fly ash self-insulation autoclaved aerated concrete block and preparation method thereof |
| CN115259886A (en) * | 2022-08-09 | 2022-11-01 | 福建省矿投环保科技有限公司 | Method for preparing aerated concrete block from tungsten-nickel ore tailings and fly ash aluminum extraction residues |
-
2018
- 2018-12-20 CN CN201811562704.2A patent/CN109678409A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300597A (en) * | 2020-03-12 | 2020-06-19 | 浙江向往建筑节能科技有限公司 | Production process of compression-resistant and shock-resistant aerated concrete block |
| CN113620646A (en) * | 2021-08-17 | 2021-11-09 | 内蒙古汇方新型建材有限公司 | High-alumina fly ash self-insulation autoclaved aerated concrete block and preparation method thereof |
| CN113620646B (en) * | 2021-08-17 | 2022-05-20 | 内蒙古汇方新型建材有限公司 | High-alumina fly ash self-insulation autoclaved aerated concrete block and preparation method thereof |
| CN115259886A (en) * | 2022-08-09 | 2022-11-01 | 福建省矿投环保科技有限公司 | Method for preparing aerated concrete block from tungsten-nickel ore tailings and fly ash aluminum extraction residues |
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Application publication date: 20190426 |
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| WD01 | Invention patent application deemed withdrawn after publication |