CN102875069B - Preparation process for aerated concrete block with raw materials containing modified nano mineral powder - Google Patents

Preparation process for aerated concrete block with raw materials containing modified nano mineral powder Download PDF

Info

Publication number
CN102875069B
CN102875069B CN201210304879.XA CN201210304879A CN102875069B CN 102875069 B CN102875069 B CN 102875069B CN 201210304879 A CN201210304879 A CN 201210304879A CN 102875069 B CN102875069 B CN 102875069B
Authority
CN
China
Prior art keywords
powder
building block
modified nano
weight
nano mineral
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201210304879.XA
Other languages
Chinese (zh)
Other versions
CN102875069A (en
Inventor
晋元龙
陈德全
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Peixian Mingjian Concrete Co., Ltd
Original Assignee
Ma'an Mountain Bao Long Building Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ma'an Mountain Bao Long Building Material Co Ltd filed Critical Ma'an Mountain Bao Long Building Material Co Ltd
Priority to CN201210304879.XA priority Critical patent/CN102875069B/en
Publication of CN102875069A publication Critical patent/CN102875069A/en
Application granted granted Critical
Publication of CN102875069B publication Critical patent/CN102875069B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses a preparation process for aerated concrete block with raw materials containing modified nano mineral powder. The preparation process comprises the following steps: weighing volcanic rock powder and gypsum according to weight ratio; stirring and mixing for 2 to 3 minutes at the speed of 700 to 1000 rpm after adding appropriate water, and then grinding to obtain mixed slurry of volcanic rock powder and gypsum; adding other raw materials such as modified nano mineral powder which is required for aerated concrete block preparation according to the weight ratio again; stirring and mixing the materials for 3 to 5 minutes at the speed of 2000 to 2800 rpm; pouring the obtained mixed slurry into the mold for forming; then procuring for 1 to 3 hours at the temperature of 40 to 50 DEG C; releasing the mold and lifting the produced material to a cutting department for cutting to obtain block blanks; putting the blocks into a reaction kettle to conserve with steam; and after the conservation is finished, putting the blocks into a warehouse. According to the invention, the preparation process for aerated concrete block with raw materials containing modified nano mineral powder optimizes the formula and materials, so that the strength and the frost resistance of the blocks are improved significantly.

Description

The preparation technology of the air-entrained concrete building block that a kind of raw material contains modified Nano mineral powder
Technical field
The present invention relates to the preparation technology field of concrete segment, is exactly the preparation technology of a kind of raw material air-entrained concrete building block of containing modified Nano mineral powder.
Background technology
Gas concrete is a kind of novel wall material, and its unique distinction is that it is a kind of novel building walling of very light-duty heat insulating.Gas concrete technology started from before 100 years, and that this technology of China starts is more late, and than abroad totally having fallen behind 40 years, still, the development of the gas concrete industry of China is really very fast.Domestic gas concrete technical matters level can reach international most advanced level now.
Gas concrete sharpest edges economize the land resource exactly, need not waste a large amount of arable lands, and the source of its raw material very extensively, dust and sand, slag, volcano rock dust and coal gangue etc. are all the starting material of doing gas concrete.And very superior of the performance characteristics of gas concrete, have extraordinary can working ability and heat insulation and insulated capacity, and very strong of plasticity-, can saw by Bao, has extraordinary processing characteristics.
The application of gas concrete very extensively, be mainly used in the load-bearing wallings such as materials for wall, infilled wall, floor and roof boarding and non-bearing material Hezhou filling enclosure wall around in mechanical factory building and covil construction.
Gradually, gas concrete has become the leading showpiece of building material industry, and country is the stopping production of forbidding to clay solid brick now.Instead be exactly air-entrained concrete building block gradually, autoclaved brick.Yet the intensity of the air-entrained concrete building block that general conventional gas concrete is manufactured is lower.
Summary of the invention
The object of the present invention is to provide the preparation technology of the air-entrained concrete building block that a kind of products obtained therefrom intensity raw material high, that unit weight is low contains modified Nano mineral powder.
Above-mentioned purpose realizes by following scheme:
A preparation technology for the air-entrained concrete building block that raw material contains modified Nano mineral powder, is characterized in that: comprise the following steps:
(1) by 10-12 weight part calcium carbonate, 3-5 weight part iron ore tailings, 1-2 weight part potassium felspar sand, 2-4 weight part shale, 4-8 weight part alum ore deposit tailings, mixed after at 600-700 ℃ scaling loss 4-5 hour, after grind to form nanometer powder, admix and be equivalent to the epoxyoleic acid butyl ester of powder weight 1-2%, the octyl epoxy stearate agitating of 1-2% is even, dry, be ground into after powder, make modified Nano mineral powder;
(2) take by weight ratio volcano rock dust and gypsum, be uniformly mixed 2-3min under 700-1000rpm after adding appropriate water after, grind to obtain volcano rock dust gypsum mixed slurry, add by weight ratio again air-entrained concrete building block to prepare required all the other raw materials and be uniformly mixed 3-5min under 2000-2800rpm, obtain mixed slurry;
Each raw material weight proportioning of described air-entrained concrete building block is:
Volcano rock dust 35-40, cement 8-10, unslaked lime 10-15, modified Nano mineral powder 5-10, dicalcium powder 2-4, kaolin 1-2, gypsum 3-5, aluminium powder 0.05-0.1, fatty alcohol-polyoxyethylene ether 0.002-0.008, oxidized paraffin wax soap 0.03-0.08, soda ash 0.1-0.3, Zinic stearas 0.8-0.9, expanded vermiculite powder 0.3-0.5, sodium sulfate 0.01-0.03, sodium Diacetate 0.05-0.1, water are appropriate;
(3) gained mixed slurry is poured into the mold moulding, after at 40-50 ℃ precuring 1-3 hour, the demoulding, handling to cutting part cuts, and obtains building block base;
(4) building block base is put into reactor vapor cure, put in storage and get final product.
The preparation technology of the air-entrained concrete building block that described a kind of raw material contains modified Nano mineral powder, is characterized in that: the duration of described steam curing process is 10-15 hour, and temperature is 45 ℃.
The preparation technology of the air-entrained concrete building block that described a kind of raw material contains modified Nano mineral powder, it is characterized in that: described volcanics powder fineness is 180 order-200 orders, described dicalcium powder fineness is 100-200 order, and described kaolin fineness is 100-200 order.
Beneficial effect of the present invention is:
1, the present invention, by adopting waste material as the composition of air-entrained concrete building block, has effectively reduced environmental pollution, turns waste into wealth, and has protected environment; The present invention, by adding nanometer powder breeze, has alleviated the unit weight of brick, meanwhile, has reduced energy consumption; Brick of the present invention is heat insulation all good with sound-proofing properties, and more existing air-entrained concrete building block is significantly improved.The present invention is simultaneously by optimization of C/C composites materials, and intensity of the present invention, frost resistance are significantly improved; Adding of sodium Diacetate can effectively prevent the generation in building block crack.
2, the unit weight of this building block is 630-810kg/m 3, good heat insulating, has a large amount of pores and micropore in building block inside, thereby to have good thermal and insulating performance, ultimate compression strength be 5.1-7.3MPa.
Embodiment
embodiment 1
A preparation technology for the air-entrained concrete building block that raw material contains modified Nano mineral powder, comprises the following steps:
(1) by 10kg calcium carbonate, 5kg iron ore tailings, 2kg potassium felspar sand, 3kg shale, 4kg alum ore deposit tailings, mixed after at 700 ℃ scaling loss 4 hours, after grind to form nanometer powder, admix that to be equivalent to epoxyoleic acid butyl ester, 2% the octyl epoxy stearate agitating of powder weight 1% even, dry, be ground into after powder, make modified Nano mineral powder;
(2) take by weight ratio volcano rock dust and gypsum, be uniformly mixed 3min under 1000rpm after adding appropriate water after, grind to obtain volcano rock dust gypsum mixed slurry, add by weight ratio again air-entrained concrete building block to prepare required all the other raw materials and be uniformly mixed 5min under 2000rpm, obtain mixed slurry;
Each raw material weight proportioning of described air-entrained concrete building block is (kg):
Volcano rock dust 40, cement 10, unslaked lime 15, modified Nano mineral powder 10, dicalcium powder 2, kaolin 1, gypsum 5, aluminium powder 0.1, fatty alcohol-polyoxyethylene ether 0.008, oxidized paraffin wax soap 0.08, soda ash 0.3, Zinic stearas 0.8, expanded vermiculite powder 0.3, sodium sulfate 0.03, sodium Diacetate 0.1, water are appropriate;
(3) gained mixed slurry is poured into the mold moulding, after precuring 2 hours at 42 ℃, the demoulding, handling to cutting part cuts, and obtains building block base;
(4) building block base is put into reactor vapor cure, put in storage and get final product.
Described volcanics powder fineness is 180 orders, and described dicalcium powder fineness is 100 orders, and described kaolin fineness is 200 orders.
The average unit weight of this air-entrained concrete building block product is 710kg/m 3, good heat insulating, has a large amount of pores and micropore in building block inside, thereby to have good thermal and insulating performance, ultimate compression strength be 5.8MPa.
embodiment 2
A preparation technology for the air-entrained concrete building block that raw material contains modified Nano mineral powder, comprises the following steps:
(1) by 12kg calcium carbonate, 4kg iron ore tailings, 1kg potassium felspar sand, 3kg shale, 6kg alum ore deposit tailings, mixed after at 650 ℃ scaling loss 5 hours, after grind to form nanometer powder, admix that to be equivalent to epoxyoleic acid butyl ester, 2% the octyl epoxy stearate agitating of powder weight 2% even, dry, be ground into after powder, make modified Nano mineral powder;
(2) take by weight ratio volcano rock dust and gypsum, be uniformly mixed 3min under 1000rpm after adding appropriate water after, grind to obtain volcano rock dust gypsum mixed slurry, add by weight ratio again air-entrained concrete building block to prepare required all the other raw materials and be uniformly mixed 5min under 2500rpm, obtain mixed slurry;
Each raw material weight proportioning (kg) of described air-entrained concrete building block is:
Volcano rock dust 40, cement 10, unslaked lime 15, modified Nano mineral powder 5, dicalcium powder 4, kaolin 1.5, gypsum 3.5, aluminium powder 0.05, fatty alcohol-polyoxyethylene ether 0.002, oxidized paraffin wax soap 0.03, soda ash 0.1, Zinic stearas 0.9, expanded vermiculite powder 0.3, sodium sulfate 0.01, sodium Diacetate 0.05, water are appropriate;
(3) gained mixed slurry is poured into the mold moulding, after precuring 3 hours at 40 ℃, the demoulding, handling to cutting part cuts, and obtains building block base;
(4) building block base is put into reactor vapor cure, the duration of steam curing process is 10.5 hours, and temperature is 45 ℃, rear warehouse-in and get final product.
Described volcanics powder fineness is 180 orders, and described dicalcium powder fineness is 200 orders, and described kaolin fineness is 200 orders.
This product at least will be parked more than five days at storehouse before application.
The average unit weight of this air-entrained concrete building block product is 690kg/m 3, good heat insulating, has a large amount of pores and micropore in building block inside, thereby to have good thermal and insulating performance, ultimate compression strength be 6.6MPa.

Claims (3)

1. a preparation technology for the air-entrained concrete building block that raw material contains modified Nano mineral powder, is characterized in that: comprise the following steps:
(1) by 10-12 weight part calcium carbonate, 3-5 weight part iron ore tailings, 1-2 weight part potassium felspar sand, 2-4 weight part shale, 4-8 weight part alum ore deposit tailings, mixed after at 600-700 ℃ scaling loss 4-5 hour, after grind to form nanometer powder, admix and be equivalent to the epoxyoleic acid butyl ester of powder weight 1-2%, the octyl epoxy stearate agitating of 1-2% is even, dry, be ground into after powder, make modified Nano mineral powder;
(2) take by weight ratio volcano rock dust and gypsum, be uniformly mixed 2-3min under 700-1000rpm after adding appropriate water after, grind to obtain volcano rock dust gypsum mixed slurry, add by weight ratio again air-entrained concrete building block to prepare required all the other raw materials and be uniformly mixed 3-5min under 2000-2800rpm, obtain mixed slurry;
Each parts by weight of raw materials proportioning of described air-entrained concrete building block is:
Volcano rock dust 35-40, cement 8-10, unslaked lime 10-15, modified Nano mineral powder 5-10, dicalcium powder 2-4, kaolin 1-2, gypsum 3-5, aluminium powder 0.05-0.1, fatty alcohol-polyoxyethylene ether 0.002-0.008, oxidized paraffin wax soap 0.03-0.08, soda ash 0.1-0.3, Zinic stearas 0.8-0.9, expanded vermiculite powder 0.3-0.5, sodium sulfate 0.01-0.03, sodium Diacetate 0.05-0.1, water are appropriate;
(3) gained mixed slurry is poured into the mold moulding, after at 40-50 ℃ precuring 1-3 hour, the demoulding, handling to cutting part cuts, and obtains building block base;
(4) building block base is put into reactor vapor cure, put in storage and get final product.
2. the preparation technology of the air-entrained concrete building block that a kind of raw material according to claim 1 contains modified Nano mineral powder, is characterized in that: the duration of described steam curing process is 10-15 hour, and temperature is 45 ℃.
3. the preparation technology of the air-entrained concrete building block that a kind of raw material according to claim 1 contains modified Nano mineral powder, it is characterized in that: described volcanics powder fineness is 180 order-200 orders, described dicalcium powder fineness is 100-200 order, and described kaolin fineness is 100-200 order.
CN201210304879.XA 2012-08-25 2012-08-25 Preparation process for aerated concrete block with raw materials containing modified nano mineral powder Active CN102875069B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210304879.XA CN102875069B (en) 2012-08-25 2012-08-25 Preparation process for aerated concrete block with raw materials containing modified nano mineral powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210304879.XA CN102875069B (en) 2012-08-25 2012-08-25 Preparation process for aerated concrete block with raw materials containing modified nano mineral powder

Publications (2)

Publication Number Publication Date
CN102875069A CN102875069A (en) 2013-01-16
CN102875069B true CN102875069B (en) 2014-09-17

Family

ID=47476633

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210304879.XA Active CN102875069B (en) 2012-08-25 2012-08-25 Preparation process for aerated concrete block with raw materials containing modified nano mineral powder

Country Status (1)

Country Link
CN (1) CN102875069B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103408972B (en) * 2013-07-03 2015-04-22 青阳县永诚钙业有限责任公司 High-glossiness modified calcium carbonate for air conditioner housings and preparation method thereof
CN103408971B (en) * 2013-07-03 2015-04-22 青阳县恒源化工原料有限责任公司 Anti-aging modified calcium carbonate for paint-latex paint and preparation method thereof
CN103467033B (en) * 2013-08-05 2015-12-09 安徽中龙建材科技有限公司 A kind of air-entrained concrete building block adding volcanic rock powder
CN103803930B (en) * 2013-12-31 2016-06-22 芜湖乐锐思信息咨询有限公司 Lightweight compound noise-reducing insulating cement mortar
CN104058654B (en) * 2014-05-30 2016-02-03 蚌埠华东石膏有限公司 A kind of expanded vermiculite powder concrete and preparation method thereof
CN104556916B (en) * 2014-12-19 2018-01-02 安徽中龙建材科技有限公司 A kind of fire protection flame retarding aerated-block and preparation method thereof
CN105036647A (en) * 2015-07-09 2015-11-11 阜阳三环管桩有限公司 Anti-carbonization concrete tubular pile and preparation method therefor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1954983B (en) * 2005-10-24 2010-05-05 南京理工大学 Method for preparing bearing steam-pressing aero-concrete using chemical clay-slag
CN101831981B (en) * 2009-03-09 2012-07-18 黄丹平 Composite light building block and preparation method thereof
CN101864823B (en) * 2010-06-10 2012-01-11 湖北声荣环保节能科技有限公司 Aerated concrete building block produced by heavy metal-removed manganese carbonate tailing and manufacturing method thereof

Also Published As

Publication number Publication date
CN102875069A (en) 2013-01-16

Similar Documents

Publication Publication Date Title
CN102875065B (en) Preparation process for fluorite slag-containing aerated brick
CN102875069B (en) Preparation process for aerated concrete block with raw materials containing modified nano mineral powder
CN102875067B (en) Modified nano mineral powder-containing aerated brick
CN102875073B (en) Aerated brick
CN102875072B (en) Fluorite slag-containing aerated concrete block
CN102875187B (en) High-strength aerated concrete block
CN102875183B (en) Preparation process for autoclaved curing aerated brick
CN103992091B (en) A kind of light-high-strength aerated bricks and preparation method thereof
CN102875066B (en) Chromic slag aerated brick and preparation method thereof
CN102617096B (en) Method for preparing aerated concrete by controlling iron direction using low-silicon iron tailings
CN104944862B (en) Energy-saving wall material produced by using construction solid wastes and producing method of wall material
CN101857411B (en) Method for preparing baking-free bricks from high soil content construction waste
CN102875190B (en) Preparation process for red mud-containing high-intensity aerated brick
CN102875186B (en) Fluorite slag aerated brick and preparation method thereof
CN103992066B (en) A kind of antistripping aerated bricks and preparation method thereof
CN102765918B (en) Method for manufacturing aerated building blocks by doped navajoite tailings
CN104876627A (en) Method for preparing aerated concrete from gangue and iron tailings
CN102875191B (en) Preparation process for aerated concrete block
CN103992083B (en) A kind of grain slag high strength aerated bricks and preparation method thereof
CN102992669B (en) Waste concrete micro powder activation method
CN103992082A (en) Heatproof sound insulation aerated brick and making method thereof
CN102452823A (en) Novel wall material prepared by using tailings from zinc smelting, and preparation method thereof
CN104230371B (en) A kind of with phosphorus mine tailing aerating hollow brick that is major ingredient and preparation method thereof
CN104212023A (en) Waste plastic aerated hollow brick and making method thereof
CN102875192B (en) Montmorillonite-containing aerated brick

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20210519

Address after: 221000 72 km north of provincial road s322, Yanwan village, Hekou Town, Peixian County, Xuzhou City, Jiangsu Province

Patentee after: Peixian Mingjian Concrete Co., Ltd

Address before: 243100 No.3 Changshan Road, Gushu Industrial Park, Dangtu County, Ma'anshan City, Anhui Province

Patentee before: MAANSHAN BAOLONG NEW BUILDING MATERIALS Co.,Ltd.

TR01 Transfer of patent right