CN103880373B - A kind of thicker double-row hole light aggregate concrete partition board and production technique thereof - Google Patents
A kind of thicker double-row hole light aggregate concrete partition board and production technique thereof Download PDFInfo
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- CN103880373B CN103880373B CN201410082778.1A CN201410082778A CN103880373B CN 103880373 B CN103880373 B CN 103880373B CN 201410082778 A CN201410082778 A CN 201410082778A CN 103880373 B CN103880373 B CN 103880373B
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Abstract
A kind of thicker double-row hole light aggregate concrete partition board and production technique thereof.Belong to building component and manufacture method.Production technique feature comprises the mixed stirrings-extrusion molding-vapor cure-cutting of preparation of raw material-add water, plate-seasoning a---finished product process, and described in described preparation of raw material operation, the weight percent of raw material is: silicate cement 20 ~ 23%; Sal active mineral material 5 ~ 10%; Alkaline excitation material 2 ~ 5%; Vltra tears 2 ~ 5%; All the other interpolations are combined into by any weight ratio of one or more in lytag, expanded slag pearl, cinder, tap density is not more than 1200kg/m
3light-weight aggregate to 100%; The thickness 200-240 millimeter adopting above-mentioned production technique to obtain, the thicker double-row hole light aggregate concrete partition board in the double duct of the orderly perpendicular array of cross section.Through on probation: production process operation simplifies, and considerably reduces production cost; Partition plate separation function and respond well.
Description
Technical field: the invention belongs to building component and manufacture method thereof, particularly a kind of thicker double-row hole light aggregate concrete partition board and production technique thereof.
Background technology: namely light aggregate concrete lightweight aggregate concrete refers to be mixed with light-weight aggregate, unit weight is not more than the light concrete of 1900Kg/m3, also claims porous aggregate light concrete.Light aggregate concrete widely applies what industry and covil construction and Other Engineering, can receive and alleviate dead load; Improve the anti-seismic performance of structure; Save material usage; Improve component conveying and lifting efficiency; Reduce foundation load and improve building function, as heat insulating and the benefit such as fire-resistant.Therefore, from 60 ~ seventies of 20th century, the production of light aggregate concrete and utilisation technology development comparatively fast, mainly to lightweight, high-strength future development, widely apply what high level, longspan structure and building enclosure, particularly a large amount of for making wall body construction.
Prior art document 1 ZL 200810246704.1 discloses a kind of fiber reinforcement fine aggregate glued stone concrete light partition board, " it is made up of upper and lower surface layer and sandwich layer, it is characterized in that, the raw material weight per-cent of surface layer is travertine gelled material 30 ~ 50%, fine sand 10 ~ 40%, flyash 15 ~ 40%, shortly cut alkali resistant glass fibre 2 ~ 5%, cellulosic fibre, PVA fiber, PP fiber, paper pulp fiber, xylon, the mixture 0.3 ~ 2% of one or more in cotton fibre, the additional high efficiency water reducing agent of travertine gelled material weight 0.3 ~ 2.0% and account for the water of travertine gelled material weight 35-45% of accounting for, wherein travertine gelled material is 42.5 common solidifying stones.Fine sand can select fineness modulus be 1.5 ~ 2.5 river sand, mountain sand, mine tailing or stone flour.Flyash can make with I, II level or after levigate 80 screen over-sizes be not more than 5 III ash and etc. outer ash.Alkali resistant glass fibre selects Zr09 content to be not less than the alkali resistant glass fibre of 13.7%.The salable product meeting respective standard selected by other fibers.The weight percent of core layer raw material is: travertine gelled material 60 ~ 70%, flyash is 10-20%, the mixture 10 ~ 20% of one or more in pearlstone, expanded vermiculite, porous plastics, the additional high efficiency water reducing agent of travertine gelled material weight 0.3 ~ 2.0% and account for the water of travertine gelled material weight 20 ~ 50% of accounting for, the light skeletal in core material selects the unit weight after should making core material dry through in the scope of 300 ~ 600kg/m3.GRS light cellular partition board of the present invention adopts traditional " sandwich " sandwich structure, and it is two-layer is up and down that high strength GRS is dull and stereotyped, and sandwich layer is lightweight aggregate concrete.When thickness is greater than 200mm, the double-row hole intermeshed can be set.When for respectively steel fabric sheet must be arranged two-layer up and down during exterior wall dividing plate, and reserved lifting eye.The mould producing GRS light cellular partition board adopts the same mould of tradition spray suction method producd fibers refinforced cement partition plate (GRC), is the advection method sectional die with core pipe point of suppon and tongue and groove.State-of-the-art spray suction method moulding process in the shaping employing of GRS light cellular partition board and traditional GRC light partition wall board production technology.I.e. upper and lower two-layer employing chopped strand spray up n..Sandwich layer adopts shockproof casting.All shaping complete after impose vacuum dehydration again and discharge excessive moisture, make the rapid initial set of newly shaping partition plate and final set and produce intensity.Specific operation process is as follows: (1) erection mould.(2) bottom surface layer spray up n..Spray up n. sprays unit by cantilevered it to be sprayed after short for alkali resistant glass fibre cutting from different muzzle with pressurized air respectively from pumping mortar, short the cutting after alkali resistant glass fibre fully mixes with mortar after ejiction opening is made to deposit in mould aloft, just complete the shaping of bottom surface layer after reaching specified requirement by the thickness of design, the design thickness of bottom surface layer is 6-30mm.When bottom surface layer uses as Side fascia, thickness is not less than 15mm. thickness when bottom surface layer uses as lining and is not less than 6mm.Described pumping mortar refer to by face stock except short cut alkali resistant glass fibre except other raw materials all additional account for travertine gelled material weight 0.3 ~ 2.0% high efficiency water reducing agent and the mortar prepared of the additional water accounting for travertine gelled material weight 35-45%.(3) sandwich layer forming core formable layer adopts casting.Sandwich layer mortar is prepared burden by the weight percent of above-mentioned core layer raw material, the more additional water accounting for travertine gelled material 20 ~ 50% stir after formulated.The cast thickness of sandwich layer is 30-400mm.(4) upper layer is shaping.The shaping employing of upper layer and the shaping identical winding-up sedimentation of bottom surface layer shaping, the gauge control of upper layer is at 6-30mm.(5) vacuum dehydration.Vacuum dehydration unit is started, sucker is steadily contacted with upper layer, start vacuum suction filter dehydration.The time controling of dehydration was at 5 ~ 30 minutes, and the total water ratio of final control accounts for 15 ~ 20% of light cellular partition board weight.The batching water cycle that the pulp-water of sucking-off can be used as next GRS light cellular partition board uses, owing to containing a certain amount of travertine gelled material in pulp-water, in the production of light cellular partition board using circulation pulp-water, the consumption of travertine gelled material can be examined and made cuts by the solid content equivalent in pulp-water, to ensure the homogeneity of product.The maintenance of GRS light cellular partition board adopts two-step approach: (1) room temperature maintenance.Partition plate is shaping complete after, in the formula curing room of workshop, covered with plastic film is quiet stops maintenance, object waits for formed body final set and carries out tube drawing operation after producing early strength.At this moment pipe is extracted not only easy than steam-cured rear tube drawing carrying out, high yield rate can also be kept.Quiet difference of stopping the time visual curing temperature of maintenance adjusts.When curing temperature is 30 ~ 40 DEG C, quietly 8 ~ 10 hours need be stopped; When curing temperature is 20 ~ 30 DEG C, quietly 10 ~ 16 hours need be stopped; When curing temperature is 10 ~ 20 DEG C, quietly 16 ~ 24 hours need be stopped; When curing temperature is 0 ~ 10 DEG C, quietly 24 ~ 48 hours need be stopped.(2) vapor cure.The band moulded product extracting core pipe out enters steam-curing chamber and carries out maintenance, and the temperature of steam-cured room controls at 60 ~ 100 DEG C, and the steam-cured time is 4 ~ 8 hours, and steam-cured room can be tunnel like, pit, autoclave and workshop formula.Need to carry out milling after light cellular partition board demoulding after vapor cure levelling.Then be not less than under the natural climate condition of one 5 DEG C place within 15 days, can be used as finished product sell.”
The fiber reinforcement fine aggregate glued stone concrete light partition board of prior art document 1 and production process thereof, in use there are the following problems and deficiency:
One, the fiber reinforcement fine aggregate glued stone concrete light partition board of prior art document 1 adopts traditional " sandwich " sandwich structure to cause the defect and disadvantage that occur in use:
1, between sandwich layer and the surface layer on both sides, there is the problem of structural cohesive strength difference, especially when the solidifying stone gelling in composition surface layer and sandwich layer and the chemical material such as high efficiency water reducing agent, porous plastics are ageing aging along with duration of service, the phenomenon occurring crack, even peel off between sandwich layer and the surface layer on both sides, is easy to.
2, form during surface layer and sandwich layer are formed chemical material and the porous plastics such as the solidifying stone gelling that adopts and high efficiency water reducing agent, inevitably bring the effusion of toxic and harmful wherein, the hidden danger of existence pollution indoor environment.
3, the travertine gelled material of major ingredient in surface layer and sandwich layer is formed, whether there is longterm strength, whether can ooze out hazardous and noxious substances, whether endanger other materials, whether can meet the performance requriementss such as construction, lack the experimentation had authoritative weight carried out with the method for generally acknowledging.The research and development of " solidifying stone " and applicable cases, be in fact also in the scientific research and testing stage now, be far from being the actual use of popularization.
Two, prior art document 1 fiber reinforcement fine aggregate glued stone concrete light partition board process for making exist defect and disadvantage:
1, technological process is too complicated: on the one hand, adopts traditional " sandwich " sandwich structure, the three stage moulding processes of---sandwich layer---surface layer that must need bottom surface surface layer; On the other hand, the winding-up sedimentation of upper and lower surface layer is shaping, and the shaping molding procedure that makes of the casting of sandwich layer is more complicated; As everyone knows, casting is shaping must in the formula curing room of workshop, covered with plastic film be quiet stops maintenance, waits for formed body final set and carries out tube drawing operation after producing early strength; And the band moulded product extracting core pipe out enters steam-curing chamber and carries out temperatures as high 60 ~ 100 DEG C, the steam-cured time is the maintenance again of 4 ~ 8 hours, also needs to carry out milling levelling after the light cellular partition board demoulding after vapor cure; Finally to place 15 old name for the Arabian countries in the Middle Easts under the natural climate condition of one 5 DEG C and can be used as finished product and sell being not less than.
2, production cost remains high: the tooling device needed in first technological process is numerous, outside common mould, the expensive cantilevered of the shaping needs of winding-up sedimentation sprays unit, also need the vacuum dehydration unit that the supporting same price is high, the construction of tunnel like, pit, autoclave and formula steam-curing chamber, workshop, also needs after demoulding to carry out the levelling mechanical means of milling; It two is that technological process is as mentioned above too complicated, and time cost must be brought high; It three is the vapor cure of temperatures as high 60 ~ 100 DEG C, and the considerable power consumption of numerous tooling device, must further increase production cost.
Current light aggregate concrete wallboard application, when Separate Home partition wall, only has specification to be the slim partition plate of 90-120mm thickness.This slim partition plate of prior art limits by thickness, the single duct of its cross section ordered arrangement, and there are the following problems in actual use and deficiency:
1, when needing at the enterprising line pipe wire routing of the division surface on partition plate both sides, due to thickness of wall body only 90-120mm, adding that centre is provided with duct, the party wall after laying the line must be caused easily to be damaged and break-through, separation function can not be played well.
2, this slim partition plate in single duct, because only sound insulation, heat insulation effect are played in single duct, is easily damaged and break-through during pipeline installation described above in addition, reduce further its sound insulation as dividing wall, heat insulation effect.
3, this slim partition plate thickness only 90-120mm, when the lintel for being greater than 200mm with the shear wall or thickness of thickness 200mm joins, handing-over position produces and certainly leads to obvious corner angle, has had a strong impact on indoor Integral decoration effect.
Summary of the invention: the object of the invention is to overcome the deficiencies in the prior art, designs a kind of production cost and significantly reduces, separation function and respond well thicker double-row hole light aggregate concrete partition board; Another object of the present invention overcomes the deficiencies in the prior art, studies and design a kind of operation to simplify, and considerably reduces the light aggregate concrete partition board manufacturing process of production cost.
The object of the present invention is achieved like this:
A kind of thicker double-row hole light aggregate concrete partition board production technique,---add water mixed stirring, and------vapor cure---is cut, is played plate---seasoning---finished product process in extrusion molding to comprise preparation of raw material, the thickness 200-240 millimeter adopting this technique to obtain, the concrete partition in the double duct of the orderly perpendicular array of cross section, is characterized in that:
Described in described preparation of raw material operation, the weight percent of raw material is:
All the other interpolations are combined into by any weight ratio of one or more in lytag, expanded slag pearl, cinder, tap density is not more than 1200kg/m
3light-weight aggregate to 100%;
After the described mixed agitating procedure that adds water refers to and above-mentioned raw materials carried out fully mixed stirring, the dry wet degree according to above-mentioned raw materials adds the water accounting for above-mentioned raw materials weight percent 25-35%, more fully mixedly stirs into stand-by raw material;
Described extrusion molding operation refers to aforementioned stand-by raw material, add in the hopper of special light partition wall panel extrusion shaper tool, be not less than the envrionment conditions of 5 DEG C at temperature under, through vibration and spiral stirring blade dense extrusion moulding process, the width obtaining strip meet processing requirement, thickness 200-240 millimeter, the double duct of the orderly perpendicular array of cross section work in-process concrete partition on smooth shaping place; The double duct of the orderly perpendicular array of cross section is naturally form in spiral stirring blade dense extrusion process.
Special light partition wall panel extrusion shaper tool cardinal principle: mair motor will pull together to pass to reduction box by V-type belt wheel, thus band association spiral stirring blade rotates in the forming cavity that its underpart wallboard, vibrator and pedestal is formed.During work, by specifying that the compound from hopper is constantly delivered in forming cavity by the spiral stirring blade be rotating in forming cavity, constantly be extruded closely knit being subject to stand-by raw material generation resonance under the dual function that spiral stirring blade extrudes and vibrator vibrates continuously, also reactive force is produced to the cutter that stirs be rotating simultaneously, extrusion machine is advanced ceaselessly, realize the whole process of continuous plate, by the profiled blade of this drive end unit, by the specification of quality of troweling above batten to processing requirement.
Described vapor cure operation refer to the work in-process concrete partition of growth strip add a cover go along with sb. to guard him air-proof condition under pass into steam and give maintenance, first vapor cure 10 hours under the environment of 30 DEG C, and then the vapor cure 14 hours that to continue to heat under the environment of 55 DEG C; Described cutting, a plate operation refer to the steam-cured work in-process concrete partition through 24 hours to above-mentioned growth strip, use cutting mechanics is cut transversely into the monolithic work in-process concrete partition that length meets processing requirement, then uses loading appliance that monolithic work in-process concrete partition is carried to seasoning place from monoblock shaping place; Described seasoning operation refers to carries out seasoning 28 days by above-mentioned monolithic work in-process concrete partition in normal temperature physical environment; Described finished product process refers to and above-mentioned monolithic work in-process concrete partition after seasoning in 28 days is carried out inspection after construction by processing requirement, and qualified finished product can dispatch from the factory or put in storage.Described silicate cement refers to 52.5R early strength silicate cement.Described sal active mineral material refer in ground granulated blast furnace slag, flyash, bottom slag one or more be ground to specific surface area>=350M
2any weight ratio mixture of/Kg, wherein containing activity index components by weight>=75% of 7 days, activity index components by weight>=95% of 28 days.Described alkaline excitation material refers to the weight ratio mixture of one or more in unslaked lime, carbide slag, weight ratio >=70% wherein containing active CaO.Described Vltra tears refer to methoxyl group containing weight ratio 28.0-30.0%, the hydroxypropyl of weight ratio 7.0-12.0%, 100 order percent of pass be greater than 98.5%, 80 order percent of pass 100%, safety non-toxic, empty calory, mucous membrane contact non-stimulated white or off-white powder shape Vltra tears.
Thicker double-row hole light aggregate concrete partition board be above-mentioned production technique obtain thickness 200-240 millimeter, the double duct of the orderly perpendicular array of cross section thicker double-row hole light aggregate concrete partition board.
Described light aggregate concrete partition board is added water be mixed into raw material by light-weight aggregate, silicate cement and sal active mineral material, alkaline excitation material, Vltra tears, through the matrix vibrated and spiral stirring blade dense extrusion is shaping, the double duct being designed with orderly perpendicular array in matrix is formed.The double duct of described orthogonal orderly perpendicular array, namely refers to the position in two round roads in consistency from top to bottom on cross section, and so double duct is distributed with and is beneficial to the closely knit shaping of in vibration and spiral stirring blade dense extrusion moulding process four edges and corners; And to be different from the position in the duct shown in the fiber reinforcement fine aggregate glued stone concrete light partition board of prior art document 1 on cross section in interlaced, the interlaced distribution in this double duct is unfavorable for four edges and corners closely knit shaping in vibration and spiral stirring blade dense extrusion moulding process, can collapse because being difficult to dense extrusion in edges and corners particularly away from duct, produce waste product.
Connect side about the matrix of described light aggregate concrete partition board and be designed with the strip tenon and groove that connect for interlocking.The thickness of described matrix is 200-240 millimeter.
The thicker double-row hole light aggregate concrete partition board manufacturing process that the invention process obtains, through on probation, compared with prior art show operation and simplifies, considerably reduce the beneficial effect of production cost:
Compared with the fiber reinforcement fine aggregate glued stone concrete light partition board process for making of prior art document 1, the three stage moulding processes of---sandwich layer---surface layer of having got rid of bottom surface surface layer, become once through vibration and spiral stirring blade dense extrusion shaping; Because the double duct of the spiral stirring blade dense extrusion orderly perpendicular array of shaping middle cross section is self-assembling formation in spiral stirring blade dense extrusion process, without the need to prior art document 1 the shaping medium body final set to be formed of fiber reinforcement fine aggregate glued stone concrete light partition board center core layer casting and produce after early strength and carry out tube drawing operation; Maintenance operation also by covered with plastic film in the workshop formula curing room in the fiber reinforcement fine aggregate glued stone concrete light partition board technological process of prior art document 1 quiet stop maintenance and tunnel like, pit, autoclave and the steam-cured room of workshop formula temperature control the steam-cured two-step approach maintenance of 60 ~ 100 DEG C be reduced to add a cover go along with sb. to guard him air-proof condition under pass into the single stage method vapor cure of 30-55 DEG C; Owing to being naturally squeezed into closely knit smooth upper and lower surface in vibration and spiral stirring blade dense extrusion moulding process, the levelling operation of milling is carried out without the need to also needing after the light cellular partition board demoulding of prior art document 1, further simplify operation, thus spray the levelling mechanical means of unit, vacuum dehydration unit, milling without the need to the high cantilevered of configuration rates, and build tunnel like, pit, autoclave and formula steam-curing chamber, workshop; And the vapor cure of 60 ~ 100 DEG C of the single stage method vapor cure of 30-55 DEG C compared to existing technology in the maintenance of document 1 two-step approach saves the energy, this just reduces production cost from many aspects.
The thicker double-row hole light aggregate concrete partition board that the invention process obtains, through on probation, compared with prior art have production cost and significantly reduces, separation function and respond well beneficial effect:
Compared with the fiber reinforcement fine aggregate glued stone concrete light partition board production cost of prior art document 1, as mentioned above, production process operation of the present invention simplifies, and considerably reduces production cost.
Compared with the slim partition plate of the single duct thickness 90-120mm of prior art, because enlarged in thickness is to 200-240 millimeter, the orderly perpendicular array of cross section has double duct, there will not be during the enterprising line pipe wire routing of division surface and be damaged and the situation of break-through, the structure in enlarged in thickness and the double duct of the orderly perpendicular array of cross section ensure that good sound insulation, heat insulation effect, trial-production finished product reaches 55dB through the detection air-borne sound oise insulation factor Rw of Jiangsu Province's building material product quality monitoring stations, Rw >=the 40dB. having exceeded standard-required reaches deluxe hotel's required standard, fire endurance > 4h, the > 1h of the regulation that is above standard.And when the shear wall or thickness that are used in thickness 200mm are greater than the lintel handing-over of 200mm, handing-over position is smooth, ensure that indoor Integral decoration effect.
Accompanying drawing illustrates: Fig. 1 is the schematic diagram meeting present subject matter structure.
Embodiment: implementation detail of the present invention is described as follows below in conjunction with embodiment and accompanying drawing:
Technological process is implemented according to the requirement in technical solution of the present invention, and embodiment 1,2,3 provides three kinds of preferred weight percents of raw material described in preparation of raw material operation:
Embodiment 1
Embodiment 2
Embodiment 3
As shown in Figure 1, a kind of thicker double-row hole light aggregate concrete partition board, it is characterized in that described light aggregate concrete partition board is added water be mixed into raw material by light-weight aggregate, silicate cement and sal active mineral material, alkaline excitation material, Vltra tears, through the matrix 1 vibrated and spiral stirring blade dense extrusion is shaping, the double duct 2 being designed with orderly perpendicular array in matrix is formed.
As shown in Figure 1, the matrix about 1 of described light aggregate concrete partition board connect side be designed with for interlock connect strip tenon 3 and groove 4.The thickness of described matrix 1 is 200-240 millimeter.
Claims (8)
1. a thicker double-row hole light aggregate concrete partition board production technique,---add water mixed stirring, and------vapor cure---is cut, is played plate---seasoning---finished product process in extrusion molding to comprise preparation of raw material, the thickness 200-240 millimeter adopting this technique to obtain, the concrete partition in the double duct of the orderly perpendicular array of cross section, is characterized in that:
Described in described preparation of raw material operation, the weight percent of raw material is:
All the other interpolations are combined into by any weight ratio of one or more in lytag, expanded slag pearl, cinder, tap density is not more than 1200kg/m
3light-weight aggregate to 100%;
After the described mixed agitating procedure that adds water refers to and above-mentioned raw materials carried out fully mixed stirring, the dry wet degree according to above-mentioned raw materials adds the water accounting for above-mentioned raw materials weight percent 25-35%, more fully mixedly stirs into stand-by raw material;
Described extrusion molding operation refers to aforementioned stand-by raw material, add in the hopper of special light partition wall panel extrusion shaper tool, be not less than the envrionment conditions of 5 DEG C at temperature under, through vibration and spiral stirring blade dense extrusion moulding process, the width obtaining strip meet processing requirement, thickness 200-240 millimeter, the double duct of the orderly perpendicular array of cross section work in-process concrete partition on smooth shaping place;
Described vapor cure operation refer to the work in-process concrete partition of growth strip add a cover go along with sb. to guard him air-proof condition under pass into steam and give maintenance, first vapor cure 10 hours under the environment of 30 DEG C, and then the vapor cure 14 hours that to continue to heat under the environment of 55 DEG C;
Described cutting, a plate operation refer to the steam-cured work in-process concrete partition through 24 hours to above-mentioned growth strip, use cutting mechanics is cut transversely into the monolithic work in-process concrete partition that length meets processing requirement, then uses loading appliance that monolithic work in-process concrete partition is carried to seasoning place from monoblock shaping place;
Described seasoning operation refers to carries out seasoning 28 days by above-mentioned monolithic work in-process concrete partition in normal temperature physical environment;
Described finished product process refers to and above-mentioned monolithic work in-process concrete partition after seasoning in 28 days is carried out inspection after construction by processing requirement, and qualified finished product dispatches from the factory or puts in storage.
2. thicker double-row hole light aggregate concrete partition board production technique according to claim 1, is characterized in that described silicate cement refers to 52.5R early strength silicate cement.
3. thicker double-row hole light aggregate concrete partition board production technique according to claim 1, one or more that it is characterized in that described sal active mineral material refers in ground granulated blast furnace slag, flyash, bottom slag are ground to specific surface area>=350M
2any weight ratio mixture of/Kg, wherein containing activity index components by weight>=75% of 7 days, activity index components by weight>=95% of 28 days.
4. thicker double-row hole light aggregate concrete partition board production technique according to claim 1, it is characterized in that described alkaline excitation material refers to the weight ratio mixture of one or more in unslaked lime, carbide slag, weight ratio >=70% wherein containing active CaO.
5. thicker double-row hole light aggregate concrete partition board production technique according to claim 1, it is characterized in that described Vltra tears refer to methoxyl group containing weight ratio 28.0-30.0%, the hydroxypropyl of weight ratio 7.0-12.0%, 100 order percent of pass be greater than 98.5%, 80 order percent of pass 100%, safety non-toxic, empty calory, mucous membrane contact non-stimulated white or off-white powder shape Vltra tears.
6. the thickness 200-240 millimeter adopting thicker double-row hole light aggregate concrete partition board production technique according to claim 1 to obtain, the thicker double-row hole light aggregate concrete partition board in the double duct of the orderly perpendicular array of cross section.
7. thicker double-row hole light aggregate concrete partition board according to claim 6, it is characterized in that described light aggregate concrete partition board is added water be mixed into raw material by light-weight aggregate, silicate cement and sal active mineral material, alkaline excitation material, Vltra tears, through the matrix (1) vibrated and spiral stirring blade dense extrusion is shaping, the double duct (2) being designed with orderly perpendicular array in matrix is formed.
8. thicker double-row hole light aggregate concrete partition board according to claim 6, is characterized in that matrix (1) left and right of described light aggregate concrete partition board connects side and is designed with the strip tenon (3) and groove (4) that connect for interlocking.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104129947B (en) * | 2014-07-18 | 2017-02-15 | 房晓磊 | Lightweight concrete porous plate section bar and preparation technology thereof |
| CN104310871B (en) * | 2014-09-27 | 2016-05-11 | 安徽省中坤元新型建材有限公司 | Light cellular partition board that a kind of flyash/ground granulated blast furnace slag is compound and preparation method thereof |
| CN104675010B (en) * | 2014-12-31 | 2016-08-24 | 中国建筑股份有限公司 | The preparation method of coal gas slag light microporous concrete slab material |
| CN104631694B (en) * | 2015-01-26 | 2016-01-27 | 上海达壁美新材料有限公司 | The preparation method of light cellular partition board |
| CN106892587A (en) * | 2015-12-18 | 2017-06-27 | 天津拓展伟创材料研究有限公司 | Light indoor prefabricated partition board and preparation method thereof |
| CN105822006B (en) * | 2016-04-29 | 2018-08-28 | 镇江市丹徒区谷阳恒盛建材厂 | Novel light aggregate concrete partition wall batten and its construction technique |
| CN106336168A (en) * | 2016-08-23 | 2017-01-18 | 珠海华科建筑工程技术有限公司 | Inner core plate and wallboard prepared from inner core plate |
| CN111605058A (en) * | 2020-06-11 | 2020-09-01 | 德恩环保建材盐城有限公司 | Steam curing device for core hole of concrete light partition wall board strip |
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