CN107540403A - A kind of aerated concrete panel and its manufacture method using solid slag production - Google Patents
A kind of aerated concrete panel and its manufacture method using solid slag production Download PDFInfo
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- CN107540403A CN107540403A CN201710759593.3A CN201710759593A CN107540403A CN 107540403 A CN107540403 A CN 107540403A CN 201710759593 A CN201710759593 A CN 201710759593A CN 107540403 A CN107540403 A CN 107540403A
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Abstract
The invention discloses a kind of aerated concrete panel and its manufacture method using solid slag production, it is characterised in that：It is mixed in mass ratio including following raw material, adds water stirring cast to be made：Calcium lime powder：15-20%, cement：9.9-16.9%, gypsum：2-5%, quartz sand：50-61%, solid slag：5-15%, aluminium powder cream：0.09-0.11%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.The beneficial effects of the present invention are：Slurry good fluidity, base substrate gas permeability is improved, product crystal physically well develops, and drying shrinkage value is down to 0.32mm/m, and without viscous crackle when product goes out kettle breaking board, compression strength reaches more than 4.0MPa, and product quality is stable.
Description
Technical field
It is specifically a kind of to be given birth to using solid slag the present invention relates to a kind of air entrained concrete sheet material and its manufacture method
The aerated concrete panel and its manufacture method of production.
Background technology
The production method of autoclaved aerated concrete slab is：Using lime, cement as calcareous material, using quartz sand or flyash as
Siliceous material grinding slurrying, by certain mixing ratio dispensing, appropriate aluminium powder cream is added to be inserted for foaming agent stirring cast through anti-
The rebar cylinder mould of corruption processing, rests 3-5h in 40-50 DEG C of resting rooms, and after having certain degree of hardness, base substrate excision forming enters to steam
Kettle is pressed, 1.2MPa is gradually boosted to by low-temp low-pressure, on this condition, pressurize 10h to autoclaved aerated concrete slab hydration reaction
After completely, autoclaved aerated concrete slab is made, it is the light thermal-insulation building material product with certain dry density and intensity.Traditional
The production method of autoclaved aerated concrete slab is disadvantageous in that：Traditional product steam-cured time is long, goes out easy crackle during kettle, when
There is sheet material adhesion to break damage, have impact on the disposable qualification rate of product.
The content of the invention
Crystal seed dispensing done using air entrained concrete waste residue it is an object of the invention to provide one kind, developed a circular economy, become
Give up as profit, reduce production cost, improve the aerated concrete panel produced using solid slag of the disposable qualification rate of product.
In order to reach object above, the technical solution adopted in the present invention is：A kind of adding using solid slag production
Gas concrete slab, it is characterised in that：It is mixed in mass ratio including following raw material, adds water stirring cast to be made：Calcium lime powder：
15-20%, cement：9.9-16.9%, gypsum：2-5%, quartz sand：50-61%, solid slag：5-15%, aluminium powder cream：
0.09-0.11%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed.
Described cement is P.O4.25 class g cements.
Described gypsum is SO3The powder gypsum of Han Liang≤35%.
Described quartz sand is Han Ni Liang≤8%, SiO2≤ 85% quartz sand.
Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%.
Described air entrained concrete waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top in process of production
Skin and damaged block.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：15-20%, cement：9.9-16.9%, gypsum：2-5%, quartz
Sand：50-61%, air entrained concrete waste residue：5-15%, aluminium powder cream：0.09-0.11%, wherein quartz sand and air entrained concrete gives up
Slag is all dried mass percent, in practical application, according to originals such as the actual quartz sand in stock ground and air entrained concrete waste residues
Material carries out water content detection, determines moisture content, you can converses the dosage of dry quartz sand and air entrained concrete waste residue and aqueous
Amount；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
The beneficial effects of the present invention are：Slurry good fluidity, base substrate gas permeability being improved, product crystal physically well develops,
Drying shrinkage value is down to 0.32mm/m, reaches more than 4.0MPa, product quality without viscous crackle, compression strength when product goes out kettle breaking board
It is stable.
Embodiment
Embodiment 1：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：15%, cement：14.89%, gypsum：5%, quartz sand：60%, solid slag：5%,
Aluminium powder cream：0.11%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：15%, cement：14.89%, gypsum：5%, quartz sand：60%, aerating mixes
Coagulate native waste residue：5%, aluminium powder cream：0.11%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 36.5cm, and base substrate gas permeability makes moderate progress, and product crystal development is good
Good, drying shrinkage value 0.30mm/m, product reaches when going out kettle breaking board without viscous crackle, dry density 516kg/m3, compression strength
4.6MPa, product quality are stable.
Embodiment 2：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：15%, cement：14.9%, gypsum：3%, quartz sand：57%, solid slag：10%,
Aluminium powder cream：0.1%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：15%, cement：14.9%, gypsum：3%, quartz sand：57%, aerating mixes
Coagulate native waste residue：10%, aluminium powder cream：0.1%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 38.5cm, and base substrate gas permeability makes moderate progress, and product crystal development is good
Good, drying shrinkage value 0.31mm/m, product reaches when going out kettle breaking board without viscous crackle, dry density 515kg/m3, compression strength
4.5MPa, product quality are stable.
Embodiment 3：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：15%, cement：14.91%, gypsum：2%, quartz sand：53%, solid slag：15%,
Aluminium powder cream：0.09%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：15%, cement：14.91%, gypsum：2%, quartz sand：53%, aerating mixes
Coagulate native waste residue 15%, aluminium powder cream：0.09%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 39.0cm, and base substrate gas permeability is obviously improved, and product crystal development is good
Good, drying shrinkage value 0.32mm/m, product reaches when going out kettle breaking board without viscous crackle, dry density 514kg/m3, compression strength
3.8MPa, product quality are stable.
Embodiment 4：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：20%, cement：9.91%, gypsum：5%, quartz sand：50%, solid slag：15%,
Aluminium powder cream：0.09%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：20%, cement：9.91%, gypsum：5%, quartz sand：50%, aerating mixes
Coagulate native waste residue：15%, aluminium powder cream：0.09%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 39.5cm, and base substrate gas permeability is obviously improved, and product crystal development is good
Good, drying shrinkage value 0.31mm/m, product reaches when going out kettle breaking board without viscous crackle, dry density 513kg/m3, compression strength
3.8MPa, product quality are stable.
Embodiment 5：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：20%, cement：9.9%, gypsum：3%, quartz sand：57%, solid slag：10%, aluminium
Powder cream：0.10%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：20%, cement：9.9%, gypsum：3%, quartz sand：57%, aerating coagulation
Native waste residue：10%, aluminium powder cream：0.10%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, actual
In, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, you can
Converse the dosage and water content of dry quartz sand and air entrained concrete waste residue；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 38cm, and base substrate has improved breathability, and product crystal physically well develops, and dry
Shrinkage value 0.32mm/m, 4.4MPa is reached without viscous crackle, dry density 517kg/m3, compression strength when product goes out kettle breaking board, produced
Quality is stable.
Embodiment 6：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：17%, cement：16.9%, gypsum：4%, quartz sand：57%, solid slag：5%, aluminium
Powder cream：0.10%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：17%, cement：16.9%, gypsum：4%, quartz sand：57%, aerating mixes
Coagulate native waste residue：5%, aluminium powder cream：0.10%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 36.8cm, and base substrate gas permeability makes moderate progress, and product crystal development is good
Good, drying shrinkage value 0.30mm/m, product reaches when going out kettle breaking board without viscous crackle, dry density 519kg/m3, compression strength
4.7MPa, product quality are stable.
Embodiment 7：
A kind of aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material
Close, add water stirring cast to be made：Calcium lime powder：15%, cement：10.9%, gypsum：3%, quartz sand：61%, solid slag：10%,
Aluminium powder cream：0.10%, ratio of water to material is：（0.58—0.60）:1, described solid slag is air entrained concrete waste residue.
Described calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described water
Mud is P.O4.25 class g cements；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%
、SiO2≤ 85% quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described aerating coagulation
Native waste residue is autoclaved aerated concrete slab and building block caused bottom skin, top skin and damaged block in process of production.
A kind of manufacture method of above-mentioned aerated concrete panel using solid slag production, it is characterised in that：
（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following
The mass percent of raw material is stocked up：Calcium lime powder：15%, cement：10.9%, gypsum：3%, quartz sand：61%, aerating mixes
Coagulate native waste residue：10%, aluminium powder cream：0.1%, wherein quartz sand and air entrained concrete waste residue is all dried mass percent, real
In the application of border, water content detection is carried out according to raw materials such as the actual quartz sand in stock ground and air entrained concrete waste residues, determines moisture content, i.e.,
The dosage and water content of dry quartz sand and air entrained concrete waste residue can be conversed；
（Two）, slurry grinding prepare：
By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/
Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water
Divide, be standby after diffusance；
（Three）, casting material dispensing and make base substrate：
First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight
Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for
After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry
Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；
（Four）, base substrate steam press maintenance：
Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to-
0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle
Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters
Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining；
Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure
Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed
After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
After testing：Slurry good fluidity, diffusance reach 39cm, and base substrate gas permeability is improved, and product crystal physically well develops,
Drying shrinkage value 0.30mm/m, product reach when going out kettle breaking board without viscous crackle, dry density 515kg/m3, compression strength
4.3MPa, product quality are stable.
Claims (3)
- A kind of 1. aerated concrete panel produced using solid slag, it is characterised in that：It is mixed in mass ratio that it includes following raw material Close, add water stirring cast to be made：Calcium lime powder：15-20%, cement：9.9-16.9%, gypsum：2-5%, quartz sand：50— 61%, solid slag：5-15%, aluminium powder cream：0.09-0.11%, ratio of water to material is：（0.58—0.60）:1, described solid slag For air entrained concrete waste residue.
- A kind of 2. aerated concrete panel produced using solid slag according to claim 1, it is characterised in that：Described Calcium lime powder is that You imitates Gai Han Liang≤65%, MgO Han Liang≤3.0%, the calcium lime powder of middling speed；Described cement is P.O4.25 levels Cement；Described gypsum is SO3The powder gypsum of Han Liang≤35%；Described quartz sand is Han Ni Liang≤8%, SiO2≤ 85% Quartz sand；Described aluminium powder cream is the B05 level aluminium powder cream of solid part Han Liang≤66%；Described air entrained concrete waste residue is steam pressure Aerated concrete panel and building block caused bottom skin, top skin and damaged block in process of production.
- A kind of 3. manufacture method of aerated concrete panel using solid slag production, it is characterised in that：（One）, stock：First by air entrained concrete waste residue it is broken or pulverize particle diameter after below 10mm, mixing it is standby；By following The mass percent of raw material is stocked up：Calcium lime powder：15-20%, cement：9.9-16.9%, gypsum：2-5%, quartz Sand：50-61%, air entrained concrete waste residue：5-15%, aluminium powder cream：0.09-0.11%, wherein quartz sand and air entrained concrete gives up Slag is all dried mass percent；（Two）, slurry grinding prepare：By quartz sand, air entrained concrete waste residue and water be sent into grinding machine in grinding, when the proportion of slurry reach 1.58-1.62 kilograms/ Rise, 0.045mm, which is tailed over, reaches 45-50%, during slurry 38 ± 2cm of diffusance, pulp to storage tank, stirs evenly sampling and measuring its water Divide, be standby after diffusance；（Three）, casting material dispensing and make base substrate：First cylinder mould is placed in moulding box；Calcium lime powder, cement, gypsum and step（Two）In obtained slurry and water by given weight Gauge amount, after being mixed evenly, heating, when temperature is up to 38-40 DEG C, aluminium powder cream is added by automatic aluminium powder machine, is stirred for After 30 seconds, draw off in mixing slurry injection moulding box；Moulding box is moved into 40-50 DEG C of resting room the 3-5h that gets angry that rests, knot of getting angry Shu Hou, when base substrate hardness reaches 400-500HR, base substrate is proposed into moulding box, in case base substrate is cut；（Four）, base substrate steam press maintenance：Base substrate is cut by size requirement, the base substrate after cutting is put into still kettle；Slowly vacuumize, make kettle pressure drop to- 0.06 Mpa to -0.04 Mpa；The low-pressure steam for slowly importing 0.50 below Mpa again rinses, and continues 55-60 minutes, works as kettle Pressure reaches 0.15 Mpa, carries out first time bottom draining；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.30 Mpa, enters Second of bottom draining of row；Continue slowly boosting, continue 30 minutes, kettle pressure reaches 0.50 Mpa, carries out third time bottom draining； Boosted again with 1.2-1.3Mpa saturated vapor, continue 30 minutes, boost to 1.15 Mpa, be warming up to 180 DEG C, in this pressure Under, constant pressure 400-480 minutes, hydrated product is fully reacted；After the completion for the treatment of that constant pressure is steam-cured, steam in kettle is slowly discharged, steamed After vapour discharges, kettle door is opened, base substrate slow cooling in kettle after 20 minutes, is gone out kettle and aerated concrete panel is made.
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| CN108558339A (en) * | 2018-04-26 | 2018-09-21 | 贵州开磷磷石膏综合利用有限公司 | A kind of preparation method of autoclaved aerated concrete slab |
| CN109020601A (en) * | 2018-09-27 | 2018-12-18 | 佛山九陌科技信息咨询有限公司 | A kind of preparation method of foamed brick |
| CN112194447A (en) * | 2020-10-09 | 2021-01-08 | 四川宏量基筑建材有限公司 | Preparation method of green autoclaved aerated concrete and aerated concrete |
| CN116283139A (en) * | 2023-03-03 | 2023-06-23 | 湖北工业大学 | Autoclaved aerated concrete waste carbonization recycling method |
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| CN112194447A (en) * | 2020-10-09 | 2021-01-08 | 四川宏量基筑建材有限公司 | Preparation method of green autoclaved aerated concrete and aerated concrete |
| CN112194447B (en) * | 2020-10-09 | 2022-06-10 | 四川宏量基筑建材有限公司 | Preparation method of green autoclaved aerated concrete and aerated concrete |
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| CN116283139B (en) * | 2023-03-03 | 2024-04-19 | 湖北工业大学 | Autoclaved aerated concrete waste carbonization recycling method |
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