CN108947378A - A kind of quartz sand fine powder high intensity aerated bricks and its production technology - Google Patents
A kind of quartz sand fine powder high intensity aerated bricks and its production technology Download PDFInfo
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- CN108947378A CN108947378A CN201810944544.1A CN201810944544A CN108947378A CN 108947378 A CN108947378 A CN 108947378A CN 201810944544 A CN201810944544 A CN 201810944544A CN 108947378 A CN108947378 A CN 108947378A
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- aerated bricks
- quartz sand
- fine powder
- production technology
- sand fine
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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
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention relates to building material aerated bricks production technical fields, especially a kind of quartz sand fine powder high intensity aerated bricks and its production technology, including ingredient, casting, quiet stop, cuts, steam press maintenance, dry heating curing processing step, aerated bricks finished appearance obtained is beautiful, and compression strength, flexural strength, thermal coefficient can satisfy building demand.Product meets GB11968-2006 standard requirements, is widely used in building inside and outside wall.It is characterized in that: quartz sand powder, cinder slurry, waste pulp, cement, lime, desulfurized gypsum, foaming agent is put into mixer stirring, green body cutting, steam press maintenance, dry heating curing as finished product through metering.This production technology solves the problems, such as that traditional aerated bricks intensity is low and intensity is unstable.
Description
Technical field
The invention belongs to aerated bricks manufacturing fields, more specifically more particularly to a kind of quartz sand fine powder high intensity aerating
Brick and its production technology.
Background technique
Traditional aerated bricks siliceous material is river sand or flyash, and it is unstable, chemical that both siliceous materials all have activity
Composition instability problem, due to after the unstable, chemical analysis of activity is unstable and the damp and hot steam press maintenance of product without dry heating curing
Secondary raising severity process, causes that the aerated bricks compression strength of produced in conventional processes is not high, intensity is unstable, high-class product intensity is difficult
Up to national standard, perplex manufacturing enterprise for many years.If quartz sand fine powder is used to produce aerated bricks as siliceous material, due to stone
Sand fine powder fineness is thin, silicon content is high, chemical analysis is stable, activity is good, the aerated bricks dry heating curing created along with the present invention
Secondary raising severity process greatly improves aerated bricks intensity, natural bulk density decline.Product strength easily reaches aerated bricks
It is one more than national standard high-class product standard, and since the decline of natural bulk density also effectively reduces aerated bricks transport overload risk
Extraordinary production model.We need a kind of quartz sand fine powder high intensity aerated bricks and its production technology thus.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of quartz sand fine powder high intensity aerated bricks and its production technology
The problem of being proposed in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of quartz sand fine powder high intensity aerated bricks and its
Production technology includes the following steps:
S1, that fineness 180-250 mesh silicon content greater than 90% silica flour with bulk vehicle is squeezed into silica flour library is spare；
S2, add water after grinding machine grinding in gypsum, standard screen is made and tails over 15-30%, rises the calcium plaster of weight 1.5-1.7Kg, gypsum
Slurry is pumped into pulp storing tank by mortar to be stored；
S3, lime warp is crushed crusher machine, is then ground by ball mill, is finely ground to pass through after standard screen tails over 10-20% powder
Elevator, screw conveyor, which enter in batch bin, to be stored；
S4, that cement by bulk vehicle is squeezed into cement bin is spare；
S5, the slug for being made liter and weighing 1.4-1.7Kg will be added water and stirred by waste material more than cutting institute；
S6, quartz sand fine powder, water, calcium plaster slurry, slug, cement, lime are put into togerther casting stirrer for mixing through metering
Foaming agent is added in stirring during mixing, controls 30-55 DEG C of pouring temperature, is then injected into mold by casting machine
It is interior, in the environment of 30-90 DEG C, carries out the quiet of 1.5-3.5H by a definite date and stop maintenance aerated bricks green body is made；
S7, aerating green body is cut by cutting machine, so that the semi-finished product aerated bricks of desired size, specification be made；
S8, fog room waiting steam press maintenance will be sent into after the marshalling of semi-finished product aerated bricks；
S9, the semi-finished product aerated bricks of maintenance to certain degree of hardness are put into still kettle and carry out boosting 1- with 0.8-1.5MPa water vapour
3 hours, constant pressure 4-10 hours, decompression 1-3 hours, aerated bricks finished product can be obtained in kettle out；
S10, aerated bricks finished product is transferred to curing temperature 80-120 degree fog room, dry heating curing 8-48 hours high-intensitive to get arriving
Aerated bricks.
Raw material explanation used above: preferred, the quartz fine powder is fineness 180-250 mesh silicon content greater than 90%
Silica flour；
Preferably, the quartzy fine powder is directly added into casting agitator tank through metering uses；
Preferably, the foaming agent is aluminium powder or aluminium cream；
Preferably, the gypsum is desulfurized gypsum.
Compared with prior art, the beneficial effects of the present invention are: quartz sand fine powder fineness is thin, silicon content is high, activity is good, at
Part is stablized, for doing aerated bricks, can be increased the intensity of brick and be improved the stability of brick intensity；Aerated bricks finished product is through curing temperature
80-120 degree fog room, after dry heating curing maintenance in 8-36 hours, the secondary raising of intensity, moisture evaporation, natural bulk density decline.It produces
Product intensity easily reaches aerated bricks national standard high-class product standard or more, and since the decline of natural bulk density also effectively reduces aerating
Brick transport overload risk.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, framed specific below in conjunction with 1.2*4.8
Example, the present invention will be described in further detail.It should be appreciated that specific example described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
A kind of quartz sand fine powder high intensity aerated bricks and its production technology, include the following steps:
S1, that the silica flour of 250 mesh silicon content 95% of fineness with bulk vehicle is squeezed into silica flour library is spare；
S2, add water after grinding machine grinding in gypsum, standard screen is made and tails over 20%, rises the calcium plaster of weight 1.6Kg, calcium plaster passes through
Mortar is pumped into pulp storing tank and is stored；
S3, by lime through broken crusher machine, then ground by ball mill, be finely ground to standard screen more than 15% powder after through mentioning
The machine of liter, screw conveyor, which enter in lime silo, to be stored；
S4, that cement by bulk vehicle is squeezed into cement bin is spare；
S5, the slug for being made liter and weighing 1.5Kg will be added water and stirred by waste material more than cutting institute；
S6, by water 1000Kg, quartzy fine powder 1500Kg, calcium plaster 100Kg, slug 500Kg, cement 330Kg, lime 270Kg
It is put into togerther casting stirrer for mixing stirring, 1.8Kg aluminium cream is added during mixing, is heated during stirring by steam
50 DEG C of pouring temperature of control, mixing time 3 minutes, is then injected into mold by casting machine, in the environment of 80 DEG C, into
Behavior phase 2H it is quiet stop maintenance aerated bricks green body is made；
S7, aerating green body is cut by cutting machine, the semi-finished product aerated bricks that specification is 600*200*200 is made；
S8, by semi-finished product aerated bricks organize into groups be sent into fog room wait it is steam-cured；
S9, semi-finished product aerated bricks are put into still kettle, it is small by boosting 2 hours, 1.2Mpa196 DEG C of constant pressure 8 hours, decompression 2
Shi Jinhang water vapour steam press maintenance, aerated bricks finished product can be obtained in kettle out；
S10, aerated bricks finished product are transferred to 105 DEG C of fog rooms of curing temperature, and dry heating curing 24 hours is to get to high-intensitive aerated bricks.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (12)
1. a kind of quartz sand fine powder high intensity aerated bricks and its production technology, which comprises the steps of:
S1, that fineness 180-250 mesh silicon content greater than 90% silica flour with bulk vehicle is squeezed into silica flour library is spare；
S2, add water after grinding machine grinding in gypsum, standard screen is made and tails over 15-30%, rises the calcium plaster of weight 1.5-1.7Kg, gypsum
Slurry is pumped into pulp storing tank by mortar to be stored；
S3, lime warp is crushed crusher machine, is then ground by ball mill, is finely ground to pass through after standard screen tails over 10-20% powder
Elevator, screw conveyor, which enter in batch bin, to be stored；
S4, that cement by bulk vehicle is squeezed into cement bin is spare；
S5, the slug for being made liter and weighing 1.4-1.7Kg will be added water and stirred by waste material more than cutting institute；
S6, quartz sand fine powder, water, calcium plaster, slug, cement, lime are put into togerther casting stirrer for mixing through metering
Foaming agent is added in stirring during mixing, controls 30-55 DEG C of pouring temperature, is then injected into mold by casting machine
It is interior, in the environment of 30-90 DEG C, carries out the quiet of 1.5-3.5H by a definite date and stop maintenance aerated bricks green body is made；
S7, aerating green body is cut by cutting machine, so that the semi-finished product aerated bricks of desired size, specification be made；
S8, fog room waiting steam press maintenance will be sent into after the marshalling of semi-finished product aerated bricks；
S9, the semi-finished product aerated bricks of maintenance to certain degree of hardness are put into still kettle and carry out boosting 1- with 0.8-1.5MPa water vapour
3 hours, constant pressure 4-10 hours, decompression 1-3 hours, aerated bricks finished product can be obtained in kettle out；
S10, aerated bricks finished product is transferred to 80-120 DEG C of fog room of curing temperature, dry heating curing 8-48 hours high-intensitive to get arriving
Aerated bricks.
2. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: system
Make the siliceous raw material of aerated bricks, all quartz sand fine powders, 90% or more silicon content, fineness 150-250 mesh.
3. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: stone
Sand fine powder is direct plungeed into casting blender through metering and is used, individually not with slurry.
4. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: will
Gypsum adds water after grinding machine grinding, and standard screen is made and tails over 15-30%, rises the calcium plaster of weight 1.5-1.7Kg, calcium plaster passes through sand
Stock pump is sent into pulp storing tank and is stored.
5. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: will
Then lime is ground through broken crusher machine by ball mill, be finely ground to standard screen and tail over after 10-20% powder through elevator, spiral shell
Rotation conveyer, which enters in batch bin, to be stored.
6. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: will
It is spare that cement by bulk vehicle squeezes into cement bin.
7. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: will
Waste material adds water and stirs the slug for being made liter and weighing 1.4-1.7Kg more than cutting institute.
8. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: institute
Stating foaming agent is aluminium powder or aluminium cream.
9. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that: will
A kind of quartz sand fine powder, water, calcium plaster, slug, cement, lime are put into togerther casting stirrer for mixing stirring through metering；
Foaming agent is added during mixing, controls 30-55 DEG C of pouring temperature, is then injected into mold by casting machine,
In the environment of 30-90 DEG C, carries out the quiet of 1.5-3.5H by a definite date and stop maintenance aerated bricks green body is made.
10. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that:
Aerated bricks green body is cut into required specification through cutting machine.
11. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that:
Aerated bricks semi-finished product through pressure 0.8-1.5MPa water vapour by still kettle steam press maintenance, be made within constant pressure 4-10 hours aerated bricks at
Product.
12. a kind of quartz sand fine powder high intensity aerated bricks according to claim 1 and its production technology, it is characterised in that:
Aerated bricks finished product is transferred to 80-120 DEG C of fog room of curing temperature, dry heating curing 8-48 hours, obtains high-intensitive aerated bricks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944544.1A CN108947378A (en) | 2018-08-19 | 2018-08-19 | A kind of quartz sand fine powder high intensity aerated bricks and its production technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810944544.1A CN108947378A (en) | 2018-08-19 | 2018-08-19 | A kind of quartz sand fine powder high intensity aerated bricks and its production technology |
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| CN108947378A true CN108947378A (en) | 2018-12-07 |
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| CN201810944544.1A Pending CN108947378A (en) | 2018-08-19 | 2018-08-19 | A kind of quartz sand fine powder high intensity aerated bricks and its production technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003982A (en) * | 2019-12-18 | 2020-04-14 | 湖南三一快而居住宅工业有限公司 | Ultrafine silica sand tailing powder autoclaved aerated concrete and preparation method thereof |
| CN113511916A (en) * | 2021-05-10 | 2021-10-19 | 贵州凯得利建材有限公司 | Quartz sand fine powder high-strength aerated brick and production process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1590054A (en) * | 2004-04-08 | 2005-03-09 | 山东省建筑科学研究院 | Maintenance method in external wall insulating board production process and maintenance room used for said method |
| CN105000854A (en) * | 2015-06-16 | 2015-10-28 | 凤阳九龙新型建材有限公司 | Aerated concrete block production process |
-
2018
- 2018-08-19 CN CN201810944544.1A patent/CN108947378A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1590054A (en) * | 2004-04-08 | 2005-03-09 | 山东省建筑科学研究院 | Maintenance method in external wall insulating board production process and maintenance room used for said method |
| CN105000854A (en) * | 2015-06-16 | 2015-10-28 | 凤阳九龙新型建材有限公司 | Aerated concrete block production process |
Non-Patent Citations (1)
| Title |
|---|
| 张晏清主编: "《建筑结构材料》", 29 February 2016, 同济大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003982A (en) * | 2019-12-18 | 2020-04-14 | 湖南三一快而居住宅工业有限公司 | Ultrafine silica sand tailing powder autoclaved aerated concrete and preparation method thereof |
| CN113511916A (en) * | 2021-05-10 | 2021-10-19 | 贵州凯得利建材有限公司 | Quartz sand fine powder high-strength aerated brick and production process thereof |
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Application publication date: 20181207 |