CN109081668A - A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method - Google Patents
A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method Download PDFInfo
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- CN109081668A CN109081668A CN201811077266.0A CN201811077266A CN109081668A CN 109081668 A CN109081668 A CN 109081668A CN 201811077266 A CN201811077266 A CN 201811077266A CN 109081668 A CN109081668 A CN 109081668A
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- China
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- steam
- blast furnace
- furnace slag
- water
- cinder ash
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
-
- 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
Abstract
A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method, it include: gypsum, iron blast furnace slag, cinder ash, pulverizer, digester, water, brickmaking machine, brick vehicle, still kettle, boiler, finished bricks field, it is characterized in that: the waste residue of blast furnace, also granulated blast furnace slag or grain slag are, it is the main raw material(s) for producing portland slag cement, the cinder ash silicate hydraulicity content of material of fluidized bed furnace is very low, cinder ash cooperates iron blast furnace slag to produce steam-pressing brisk, it is beaten carefully along with a small amount of gypsum powder enters pulverizer, it is mixed with water, the good wet mixed feed humidity of to master, enter Green body brick pile made from brickmaking machine after digestion on Green body brick vehicle, light rail runs through entire still kettle, Green body brick vehicle band brick enters in still kettle together, high steam is passed through by Boiler Steam pipe, after the steam steam pressure time reaches, stop vapour weighing apparatus temperature again, then still kettle door is opened, Finished bricks vehicle is gone out into kettle, transports finished bricks field pile or entrucking outward transport, steam-pressing brisk changing waste into valuables, economic benefits to.
Description
Technical field
The present invention relates to a kind of iron blast furnace slags and cinder ash steam-pressing brisk production method, belong to building material technical field.
Background technique
In land plaster, the overwhelming majority is all to do fuel using bone coal, and bone coal is a kind of fuel of lower calorific value, at me
State's reserves are very rich, and with the reduction of bituminous coal resource, bone coal occupies very big specific gravity in the processing of current industry and mining, boil
The fuel of furnace is all using bone coal, and since volume does not change bone coal after combustion, cinder ash is not much purposes again, is stayed
Cinder ash pile up like a mountain；Iron Works slag and a kind of waste, these waste residues cause very big shadow to ecological environment
It rings, accumulation also takes up arable land.
Summary of the invention
In order to solve problem above, it is used to addition iron blast furnace slag in cinder ash to produce steam-pressing brisk, to cinder ash and iron blast furnace slag
Outlet, changing waste into valuables are had found, production steam-pressing brisk is to belong to a kind of good selection.
In order to solve the above technical problems, a kind of iron blast furnace slag and cinder ash steam-pressing brisk production method, comprising: gypsum, iron furnace
Slag, cinder ash, pulverizer, the digestion pond A, the digestion pond B, water, brickmaking machine, Green body brick vehicle, still kettle, boiler, finished bricks vehicle, finished product
Brick field.
It is characterized in that: the waste residue of blast furnace, is also granulated blast furnace slag or grain slag, it is the master for producing portland slag cement
Raw material are wanted, element silicon therein has been burnt into silicate hydraulicity substance in conjunction with calcium constituent, is a kind of ideal brick producing material.
Fuel stone coal powder used in fluidized bed furnace when calcined gypsum powder wherein contains silicate cement after theoretically burning
Solidifying property substance, but content is very low has to add a certain amount of cement when producing steam-pressing brisk and makees adhesive, which adds
Production cost.
Cinder ash cooperates iron blast furnace slag, needs to control along with a small amount of gypsum powder adjusts its initial set and final setting time, presetting period
System at 45 minutes or so because be promoted using steam pressure high temperature it is solidifying, final setting time not with consideration.
Its formula for raw stock is cinder ash 50-60%, iron blast furnace slag 40-45%, gypsum powder 5-8%, appropriate amount of water.
Cinder ash, iron blast furnace slag, gypsum powder proportion to be beaten carefully into pulverizer, it is desirable that partial size is in 3mm or less.
It is exactly to require material mixed that cinder ash, iron blast furnace slag, gypsum powder enter another fine ground purpose of pulverizer simultaneously
Intermediate mixing and blending machine can uniformly be saved by closing.
Mixed powder enters the digestion pond A Jia Shui and mixes and stirs, and addition suitable quantity of water is exactly the dry and wet difference according to slag charge natural moisture content,
Add the principle of the good wet mixed feed humidity of water to master: hand is grabbed agglomerating, and landing is scattered is suitable for for water；Hand grab it is agglomerating, loose one's grip i.e. dissipate
It opens to owe water；Hand is grabbed agglomerating, is landed and blocking is added for water.
Mixed powder enters the digestion pond A and the water mixing time is added to refer to that this time need to this period for having made brick from water is added
It is strict controlled within 45 minutes, is more than this time, silicate hydraulicity substance starts initial set in wet mixed feed, will affect brick
Compression strength.
In order to more preferably control this time, the digestion pond B is in addition devised, starts brickmaking after the digestion pond A Jia Shui is mixed and stirred, this
When digestion the pond B start plus water mix and stir, when digest the pond A wet mixed feed be finished after, followed by with digestion the pond B wet mixed feed, two digestion
Pond rotation uses, it is ensured that brick machine is not stopped transport row.
Postdigestive wet mixed feed enters octal brickmaking machine Green body brick heap obtained under 80-150 kg/cm pressure
Code is on Green body brick vehicle, and light rail runs through entire still kettle, and Green body brick vehicle band brick enters in still kettle together, when still kettle fills life
After base brick vehicle, still kettle door is closed.
The high steam of 8-10 kg/cm is passed through by steam pipe by boiler.
The steam steam pressure time is 4-6 hours, then stops vapour and weigh temperature 3-4 hours, opens still kettle door, finished bricks vehicle is gone out kettle,
Transport finished bricks field pile or entrucking outward transport to.
Producing iron blast furnace slag and cinder ash steam-pressing brisk has following progress and innovative point.
Steam-pressing brisk, favorable environment protection are produced using iron blast furnace slag and cinder ash, changing waste into valuables kills two birds with one stone.
Due to rational allocation, it is formulated scheme, utilizes the feature of iron blast furnace slag material abundance containing hydraulicity, the steam-pressing brisk of production
Compression strength is not less than 160 kg/cms.
Iron blast furnace slag and cinder ash steam-pressing brisk surface are smooth, and shape rule, both artistic and practical, intensity is high, and various performances are superior to
Clay common brick.
Because steam-pressing brisk is that silicates hydraulicity substance steam pressure forms, heatproof, acid and alkali resistance corrosivity are extremely strong, are used for house
Leftover bits and pieces brick and submerged structure are extremely durable, and longer using the time under water, intensity is higher.
Production procedure is simple, and equipment is easy to support control, and production cost is low, economic benefits.
Detailed description of the invention
1 the invention will be further described with reference to the accompanying drawing.
Attached drawing 1 is present invention process flow diagram.
Include in attached drawing 1: gypsum, iron blast furnace slag, cinder ash, pulverizer, the digestion pond A, the digestion pond B, water, brickmaking machine, life
Base brick vehicle, still kettle, boiler, finished bricks vehicle, finished bricks field.
Specific embodiment
With reference to the accompanying drawing 1 and specific embodiment the invention will be further described.
In attached drawing 1, a kind of iron blast furnace slag and cinder ash steam-pressing brisk production method, comprising: gypsum, cinder ash, crushes iron blast furnace slag
Machine, the digestion pond A, the digestion pond B, water, brickmaking machine, Green body brick vehicle, still kettle, boiler, finished bricks vehicle, finished bricks field.
It is characterized in that: the waste residue of blast furnace, is also granulated blast furnace slag or grain slag, it is the master for producing portland slag cement
Want raw material, and the additive of production ordinary portland cement.
Fuel stone coal powder used in fluidized bed furnace when calcined gypsum powder, containing silicate hydraulicity substance, but content is very
It is low.
Cinder ash cooperates iron blast furnace slag, and along with a small amount of gypsum powder adjusts its presetting period, the presetting period need to be controlled 45
Minute or so because be promoted using steam pressure high temperature it is solidifying, final setting time not with consideration.
It is cinder ash 50-60%, iron blast furnace slag 40-45%, gypsum powder 5-8%, appropriate amount of water that it, which is formulated,.
Cinder ash, iron blast furnace slag, gypsum powder proportion to be beaten carefully into pulverizer, it is desirable that partial size is in 3mm or less.
It is exactly to require material mixed that cinder ash, iron blast furnace slag, gypsum powder enter pulverizer to beat another thin purpose simultaneously
Intermediate mixing and blending machine can uniformly be saved by closing.
Mixed powder enters the digestion pond A Jia Shui and mixes and stirs, and addition suitable quantity of water is exactly to add water according to the difference of slag charge natural moisture content
Good this principle of wet mixed feed humidity of to master: hand grab it is agglomerating, landing scatter for water be suitable for；Hand is grabbed agglomerating, is loosed one's grip and is scattered
To owe water；Hand grab it is agglomerating, land it is blocking adds for water, add dilutional hyponatremia or can all influence the intensity of brick very little.
Mixed powder, which enters the digestion pond A Jia Shui and mixes and stirs the brickmaking time, to be needed to be strict controlled within 45 minutes, when being more than this
Between, silicate hydraulicity substance starts initial set in wet mixed feed, will affect the compression strength of brick.
In order to more preferably control this time, the digestion pond B is in addition devised, starts brickmaking after the digestion pond A Jia Shui is mixed and stirred, this
When digestion the pond B start plus water mix and stir, when digest the pond A wet mixed feed be finished after, followed by with digestion the pond B wet mixed feed, two digestion
Pond rotation uses, it is ensured that completely, brick machine can not stop transport row again for wet mixed feed digestion.
The wet mixed feed digested enters octal brickmaking machine Green body brick heap obtained under 80-150 kg/cm pressure
Code is on Green body brick vehicle.
Light rail runs through entire still kettle, and Green body brick vehicle band brick enters in still kettle together, when still kettle fills several vehicle green compact
After brick vehicle, still kettle door is closed.
The high steam of 8-10 kg/cm is passed through by steam pipe by boiler.
The steam steam pressure time is 4-6 hours, then stops vapour and weigh temperature 3-4 hours or longer, still kettle door is then opened, by finished product
Brick vehicle goes out kettle, transports finished bricks field pile or entrucking outward transport to.
Claims (6)
1. a kind of iron blast furnace slag and cinder ash steam-pressing brisk production method, comprising: gypsum, iron blast furnace slag, cinder ash, pulverizer, digestion A
Pond, the digestion pond B, water, brickmaking machine, Green body brick vehicle, still kettle, boiler, finished bricks vehicle, finished bricks field, it is characterized in that: blast furnace
Waste residue, be also granulated blast furnace slag or grain slag, be produce portland slag cement main raw material(s), element silicon and calcium therein
Element combines and has been burnt into silicate hydraulicity substance, is a kind of ideal brick producing material, and fluidized bed furnace is used when calcined gypsum powder
Fuel stone coal powder, silicate hydraulicity substance is wherein contained after theoretically burning, but content is very low, produces steam-pressing brisk
When have to add a certain amount of cement and make adhesive, which adds production cost, cinder ash cooperates iron blast furnace slag, adds
A small amount of gypsum powder adjusts its initial set and final setting time because be promoted using steam pressure high temperature it is solidifying, final setting time not with consideration,
Cinder ash, iron blast furnace slag, gypsum powder proportion to be beaten carefully into pulverizer, another purpose is exactly to require material mixing equal
It is even, intermediate mixing and blending machine can be saved, mixed powder enters the digestion pond A Jia Shui and mixes and stirs, addition suitable quantity of water be exactly according to slag charge oneself
The dry and wet of right moisture content is different, adds the good wet mixed feed humidity of water to master, and mixed powder enters the digestion pond A and the water mixing time is added to refer to
From water is added, to this period for having made brick, it is more than presetting period, silicate water-setting in wet mixed feed that this time, which needs strict control,
Property substance start to solidify, will affect the compression strength of brick, in order to more preferably control this time, in addition devise the digestion pond B, when disappearing
Change after the pond A Jia Shui is mixed and stirred and start brickmaking, digests the pond B at this time and start that water is added to mix and stir, after the digestion pond A wet mixed feed is finished, followed by
With the wet mixed feed in the digestion pond B, two digester rotations are used, it is ensured that completely, brick machine is not stopped transport row, postdigestive for wet mixed feed digestion
Wet mixed feed enter octal brickmaking machine under 80-150 kg/cm pressure Green body brick pile obtained on Green body brick vehicle,
Light rail runs through entire still kettle, and Green body brick vehicle band brick enters in still kettle together, after still kettle fills Green body brick vehicle, closes and steam
Kettle door is pressed, is passed through the high steam of 8-10 kg/cm by steam pipe by boiler, after the steam steam pressure time reaches, then
Stop vapour weighing apparatus temperature, then open still kettle door, finished bricks vehicle is gone out into kettle, transports finished bricks field pile or entrucking outward transport to.
2. a kind of iron blast furnace slag according to claim 1 and cinder ash steam-pressing brisk production method, it is characterized in that: formula for raw stock
For cinder ash 50-60%, iron blast furnace slag 40-45%, gypsum powder 5-8%, appropriate amount of water.
3. a kind of iron blast furnace slag according to claim 1 and cinder ash steam-pressing brisk production method, it is characterized in that: raw material crush
After require partial size in 3mm or less.
4. a kind of iron blast furnace slag according to claim 1 and cinder ash steam-pressing brisk production method, it is characterized in that: wet mixed feed adds water
The principle of humidity: hand grab it is agglomerating, landing scatter for water be suitable for；Hand grab it is agglomerating, loose one's grip scatter for owe water；Hand grab it is agglomerating,
Landing blocking is that water is added.
5. a kind of iron blast furnace slag according to claim 1 and cinder ash steam-pressing brisk production method, it is characterized in that: wet mixed feed is pre-hardening
Time 45 minutes, final setting time not with consideration.
6. a kind of iron blast furnace slag according to claim 1 and cinder ash steam-pressing brisk production method, it is characterized in that: when each steam pressure
Between be 4-6 hour, then stop vapour weighing apparatus temperature 3-4 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077266.0A CN109081668A (en) | 2018-09-15 | 2018-09-15 | A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077266.0A CN109081668A (en) | 2018-09-15 | 2018-09-15 | A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method |
Publications (1)
| Publication Number | Publication Date |
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| CN109081668A true CN109081668A (en) | 2018-12-25 |
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| CN201811077266.0A Withdrawn CN109081668A (en) | 2018-09-15 | 2018-09-15 | A kind of iron blast furnace slag and cinder ash steam-pressing brisk production method |
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Citations (7)
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|---|---|---|---|---|
| CN101672084A (en) * | 2009-08-14 | 2010-03-17 | 准格尔旗粉煤灰煤矸石研发中心 | Fly ash stilled brick and preparation method thereof |
| CN102850006A (en) * | 2012-09-27 | 2013-01-02 | 张家港嘉成建设材料有限公司 | Flyash brick |
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| CN104876523A (en) * | 2015-05-22 | 2015-09-02 | 太原钢铁(集团)有限公司 | Autoclaved flyash-lime brick and preparation method thereof |
| CN105922448A (en) * | 2016-05-16 | 2016-09-07 | 澧县方石坪镇杨朴矿山机械厂 | Production method of cinder sandwich type wall panel |
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2018
- 2018-09-15 CN CN201811077266.0A patent/CN109081668A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672084A (en) * | 2009-08-14 | 2010-03-17 | 准格尔旗粉煤灰煤矸石研发中心 | Fly ash stilled brick and preparation method thereof |
| CN102850006A (en) * | 2012-09-27 | 2013-01-02 | 张家港嘉成建设材料有限公司 | Flyash brick |
| CN103979878A (en) * | 2014-05-29 | 2014-08-13 | 中国建材检验认证集团厦门宏业有限公司 | Waste residue aerated concrete block and production technology thereof |
| CN104876523A (en) * | 2015-05-22 | 2015-09-02 | 太原钢铁(集团)有限公司 | Autoclaved flyash-lime brick and preparation method thereof |
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Non-Patent Citations (1)
| Title |
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Application publication date: 20181225 |
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