CN104402493B - Non-evaporating heat insulation building block and preparation method thereof - Google Patents
Non-evaporating heat insulation building block and preparation method thereof Download PDFInfo
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- CN104402493B CN104402493B CN201410573322.5A CN201410573322A CN104402493B CN 104402493 B CN104402493 B CN 104402493B CN 201410573322 A CN201410573322 A CN 201410573322A CN 104402493 B CN104402493 B CN 104402493B
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a kind of non-evaporating heat insulation building block and preparation method thereof, relate to the building slab technical field of bulk in building element or other shapes.Non-evaporating heat insulation building block is made up of the starting material of following weight: containing animal protein foaming agent 0.8-1.5kg, Zinic stearas 0.5-0.8kg, water reducer 1.2-1.5kg, water 160-180kg, hardening accelerator 0.6-0.8kg and main raw material(s) 453-645kg in every cubic metre of non-evaporating heat insulation building block, makes by stirring with main raw material(s) and hardening accelerator after physical blowing.The non-evaporating heat insulation building block of the present invention changes its internal structure by physical blowing, and solve the difficult problem that traditional material cannot take into account insulation and intensity, ultimate compression strength is higher, and thermal conductivity is low, and can build into wall by laying bricks or stones separately; Its preparation method technique is simple, production cost and energy consumption low.
Description
Technical field
The present invention relates to the building slab technical field of bulk in building element or other shapes.
Background technology
Increasingly serious along with energy form, building energy conservation seems and becomes more and more important.According to the policy requirements of current China building thermal-insulation energy-saving, body of wall power-saving technology is adopted to be implement the emphasis of building energy conservation.In the heat waste of whole buildings, the thermosteresis of heat transfer across wall reaches 70%-80%, and the thermosteresis of door and window gap air infiltration accounts for 20%-30%.Therefore, the heat insulating strengthening enclosed structure is the important component part of building energy conservation.
Present exterior wall, owing to will meet the requirement of building energy conservation, needs to adopt outer wall heat preservation system mostly.Outer wall heat preservation system also has its congenital defect: one, and by the restriction of material, the life-span of external wall heat insulation system is generally no more than 25 years, the life-span different from buildings.Its two, decoration of exterior wall has certain limitation.It three, every 3-5 will carry out full maintenance, maintenance, brings larger trouble to estate management.
Hebei province's on February 17th, 2014 " swallow Zhao evening paper " publishes an article " newly-built building is no longer worn " cotton dress " ", Hebei province will carry out in an all-round way building heat preservation and structure-integrated technology, the whole province's construction field energy-saving and emission-reduction work, promoting building can construction quality and safety performance.Building heat preservation and structure-integrated technology not only effectively can solve heat insulation system and the building body problem with the life-span, and also strengthened at the aspect of performance such as antidetonation, safety, can meet building safety, fire prevention, the requirement such as energy-conservation, be the direction of architectural development simultaneously.
Pushing forward comprehensively and deepening constantly along with Building Energy-saving Work, proposes active demand to multi-form heat insulation system, the energy-conservation and structure-integrated important directions becoming structural system and develop and apply.Energy-conservation and structure-integratedly not only enrich architectural structure system, also solved the same life problems of heat insulation system and building preferably, obtain reinforcement at the aspect of performance such as antidetonation, safety, also promoted the innovation of materials for wall.
On domestic market, novel wall material kind is more, mainly comprises brick, block, plate, as structural clay tile, mix the clay brick of waste material, non-clay brick, building block, gas concrete, light weight board, composite sheet etc., but quantity is less.The most frequently used just belongs to steam pressure concrete segment, is commonly called as gas concrete.The excellent performance such as unit weight, intensity, heat preserving heat insulating noise insulation of steam pressure concrete segment, but there is following deficiency: 1) investment is large; 2) steam press maintenance is needed, complex manufacturing; 3) cost is high; 4) production energy consumption is high; 5) can not use as bearing wall.
Application number is 201310381334.3, name is called the patent of invention of " a kind of be regenerated aggregate with cement board tankage cement board ", it discloses a kind of cement board being regenerated aggregate with cement board tankage, be made up of ordinary Portland cement, flyash, regenerated aggregate, hydrogen peroxide, Zinic stearas, wilkinite, hardening accelerator, water reducer and polypropylene fibre.According to proportioning by ordinary Portland cement, flyash, regenerated aggregate, Zinic stearas, wilkinite, hardening accelerator, water reducer and polypropylene fibre are dry mixed evenly, then add water stirring, finally mixes hydrogen peroxide and carry out chemical foaming, after hydration and hardening, namely obtain cement board.It adopts chemical foaming, ultimate compression strength low (≤0.5MPa), and is external wall outer insulation or interior wall inside holding.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of non-evaporating heat insulation building block and preparation method thereof, non-evaporating heat insulation building block changes its internal structure by physical blowing, solve the difficult problem that traditional material cannot take into account insulation and intensity, ultimate compression strength is higher, thermal conductivity is low, and wall can be built into by laying bricks or stones separately, solve globality and the weathering resistance of building heat preservation body of wall, make really to realize with buildings the same life-span work-ing life of wall insulation system; Preparation method's technique of non-evaporating heat insulation building block is simple, production cost and energy consumption low.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of non-evaporating heat insulation building block, it is characterized in that it is made up of the starting material of following weight: containing animal protein foaming agent 0.8-1.5kg in the non-evaporating heat insulation building block of every cubic metre, Zinic stearas 0.5-0.8kg, water reducer 1.2-1.5kg, water 160-180kg, hardening accelerator 0.6-0.8kg, main raw material(s) 453-645kg, makes by stirring with main raw material(s) and hardening accelerator after physical blowing.
Preferably, main raw material(s) comprises ordinary Portland cement 300-400kg, GBFS 100-150kg, flyash 50-90kg, silicon ash 3-5kg.
Preferred further; non-evaporating heat insulation building block is made up of the starting material of following weight: containing animal protein foaming agent 1.5kg in the non-evaporating heat insulation building block of every cubic metre; Zinic stearas 0.5kg; water reducer 1.2kg, water 160kg, hardening accelerator 0.8kg; ordinary Portland cement 400kg; GBFS 120kg, flyash 60kg, silicon ash 5kg.
Preferably, the animal protein foaming agent in starting material is technical grade, protein content 55-60%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium hexametaphosphate 99 or Sodium Pyrosulfite; Water reducer is polycarboxylate water-reducer or naphthalene water reducer, polycarboxylate superplasticizer mother liquor solid content >=65%.
Preferably, the ordinary Portland cement strength grade in starting material is 42.5PO or 42.5PR; GBFS rank is S95, fineness 150-200 order; Flyash is I grade, and fineness is 45 μm of square hole sieve screen over-size percent of pass >=88%; Silicon ash is nano level, fineness 800-1500 order, and dioxide-containing silica is more than 95%, and pH is neutral, unit weight 200-250kg/m3.
The preparation method of non-evaporating heat insulation building block, comprises the steps: first in 30-34 degree warm water, to add water reducer, Zinic stearas and animal protein foaming agent, stirs 1-2 minute, animal protein foaming agent is fully foamed, generate small bubbles; Then add main raw material(s), stir 1-2 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes.
Preferably, main raw material(s) comprises ordinary Portland cement 300-400kg, GBFS 100-150kg flyash 50-90kg, silicon ash 3-5kg.
Specific quoting document: the following files is absolutely necessary for application of the present invention.Every reference document with bearing date, only version with bearing date is applicable to the present invention.Every reference document without bearing date, its latest edition (comprising all amendment) is applicable to the present invention.
GB175 general purpose portland cement
GB/T18046-2008 is used for the GBFS in cement and concrete
GB/T1596-2005 is used for the flyash in cement and concrete
HG/T3667-2000 Zinic stearas.
The non-evaporating heat insulation building block of the present invention is outer wall self heat-preserving power-saving technology, combine together unlike by building body, the heat-insulation and heat-preservation of going along with sb. to guard him with traditional External Thermal Insulation Technology for External, the object realize environmental protection to greatest extent, economizing on resources, and it is cheap, maintenance cost is low, has a extensive future.Self-insulation wall material can the life-span same with buildings, and configurable any kind exterior wall finish material, use range is wide.
The non-evaporating heat insulation building block of the present invention is substantially identical with steam pressure concrete segment on the physicochemical properties such as unit weight, intensity, heat preserving heat insulating noise insulation, and their differences are: 1, the investment of steam pressure concrete segment is large, and non-evaporating heat insulation building block investment is little; 2, steam pressure concrete segment needs steam press maintenance, complex manufacturing, and non-evaporating heat insulation building block only needs natural curing, and production technique is simple; 3, steam pressure concrete segment cost is high, and non-evaporating heat insulation building block cost is low; 4, steam pressure concrete segment production energy consumption is high, and non-evaporating heat insulation building block production energy consumption is low; 5, steam pressure concrete segment can not use as bearing wall, and non-evaporating heat insulation building block can use in load-bearing; 6, non-evaporating heat insulation building block quality is light, can reduce transportation cost, alleviate the labour intensity of workman simultaneously, improve production efficiency; 7, non-evaporating heat insulation building block high insulating effect, can meet the requirement of current building energy conservation; 8, non-evaporating heat insulation building block can utilize the trade wastes such as flyash, can reach the object of energy-conserving profit waste.
The non-evaporating heat insulation building block of the present invention be with flyash, GBFS, ordinary Portland cement, silicon ash be main raw material(s) produce one has lightweight, insulation, good weatherability, ultimate compression strength is high, density is low, simultaneously can play load-bearing with outer wall body and be incubated two-in-one novel wall material.
The present invention is by optimizing raw material ratio; select the materials such as ordinary Portland cement, silicon ash and GBFS; micro-bubble is generated by utilizing animal protein foaming agent; foamy structure is changed through adding Zinic stearas; make it to be formed in inside repeatedly to superpose; the ball-like structure of inside is changed into chain structure, solves the difficult problem that traditional material cannot take into account insulation and intensity.
The beneficial effect adopting technique scheme to produce is:
(1) the present invention improves ultimate compression strength by the internal foam structure changing cement foamed heat insulation building block traditional foamed concrete inner spherical structural modification.Utilize animal protein foaming agent to generate micro-bubble, change through adding Zinic stearas and reduce foamy structure, the ball-like structure of inside is changed into chain structure (utilizing the microscopic of magnify 20), make the ultimate compression strength of product improve 1-2 doubly.
(2) add hardening accelerator and can reach object hard soon, be beneficial to cutting on line, enhance productivity.
(3) large advantage: a of non-evaporating heat insulation building block four, the insulation life-span same with buildings: wall can be built into by laying bricks or stones separately, solve globality and the weathering resistance of building heat preservation body of wall, make really to realize with buildings the same life-span work-ing life of wall insulation system, solve trouble and worry; B, elimination disaster hidden-trouble: non-evaporating heat insulation building block main raw material(s) all belongs to inorganic materials, achieves wall thermal insulating integrated with building structure, thoroughly solves disaster hidden-trouble; C, reduction building comprehensive cost: buildings no longer needs external wall outer insulation, save the maintenance of external wall outer insulation and the expense of secondary replacing simultaneously; D, simplification working procedure: non-evaporating self-heat conserving block exterior wall engineering does not need to do other isothermal holding again and can meet the requirement of Current Building ' energy saving igniter, decrease conventional vacuum outer wall heat insulating operation, improve operating efficiency, shorten the duration, reduce construction costs.
(4) product of the present invention has the features such as thermal conductivity is low, closed pore lightweight, intensity are high, water-intake rate is low, soundproof effect is good, good weatherability, product ultimate compression strength can reach 3.5-5MPa, dry apparent close 550-600kg/m3, thermal conductivity≤0.14 (W/ (mk)), be widely used in construction wall insulation and traffic noise reduction, meet current China building energy conservation to New Building Materials in the urgent need to, avoid the plug-in potential safety hazard caused of lagging material, achieve utilization of waste material simultaneously, effectively reduce construction cost and solve problem of environmental pollution.
Embodiment
The raw materials used market of the present invention is all on sale, and wherein GBFS is purchased from Jingdone district, Tangshan City GBFS factory; Flyash is purchased from Shang An power plant; Silicon ash is purchased from Gansu Bo Chenggui industry company limited; Animal protein foaming agent is purchased from Henan Hua Tai building materials Science and Technology Ltd.; Zinic stearas is purchased from Shijiazhuang City Correspondent Chemical Co., Ltd..
Embodiment 1
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 400kg, GBFS 120kg, flyash 60kg, silicon ash 5kg, animal protein foaming agent 1.5kg, Zinic stearas 0.5kg, hardening accelerator 0.8kg, water reducer 1.2kg and water 160kg in the non-evaporating heat insulation building block of every cubic metre.
Ordinary Portland cement strength grade in starting material is 42.5PO; GBFS rank is S95, fineness 150-200 order; Flyash is I grade, and fineness is 45 μm of square hole sieve screen over-size percent of pass >=88%; Silicon ash is nano level, fineness 800-1500 order, and dioxide-containing silica is more than 95%, and pH is neutral, unit weight 200-250kg/m3; Animal protein foaming agent is technical grade, protein content 55%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium hexametaphosphate 99; Water reducer is polycarboxylate water-reducer, polycarboxylate superplasticizer mother liquor solid content >=65%.
The preparation method of non-evaporating heat insulation building block, comprises the steps: first in 30 degree of warm water, to add water reducer, Zinic stearas and animal protein foaming agent, stirs 1 minute, animal protein foaming agent is fully foamed, generate small bubbles; Then add ordinary Portland cement, GBFS, flyash, silicon ash, stir 1 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes, makes the non-evaporating heat insulation building block of specification for (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014(Hebei San Shan building materials Science and Technology Ltd. company standard, put on record numbering B130123Q25.01-2014, puts on record the date: on January 23rd, 2014, accept department: Zhengding County Administration of Quality and Technology Supervision), survey report sees the following form:
Embodiment 2
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 380kg, GBFS 120kg, flyash 70kg, silicon ash 4kg, animal protein foaming agent 0.8kg, Zinic stearas 0.8kg, hardening accelerator 0.7kg, water reducer 1.5kg and water 160kg in the non-evaporating heat insulation building block of every cubic metre.
Ordinary Portland cement strength grade in starting material is 42.5PR; GBFS rank is S95, fineness 150-200 order; Flyash is I grade, and fineness is 45 μm of square hole sieve screen over-size percent of pass >=88%; Silicon ash is nano level, fineness 800-1500 order, and dioxide-containing silica is more than 95%, and pH is neutral, unit weight 200-250kg/m3; Animal protein foaming agent is technical grade, protein content 60%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium Pyrosulfite; Water reducer is naphthalene water reducer.
The preparation method of non-evaporating heat insulation building block, comprises the steps: first in 34 degree of warm water, to add water reducer, Zinic stearas and animal protein foaming agent, stirs 2 minutes, animal protein foaming agent is fully foamed, generate small bubbles; Then add ordinary Portland cement, GBFS, flyash, silicon ash, stir 1 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes, makes the non-evaporating heat insulation building block of specification for (250 × 600 × 300) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 4.6MPa, dry apparent density 578kg/m3, thermal conductivity 0.11 (W/ (mk)).
Embodiment 3
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 350kg, GBFS 140kg, flyash 80kg, silicon ash 5kg, animal protein foaming agent 1.2kg, Zinic stearas 0.6kg, hardening accelerator 0.6kg, water reducer 1.3kg and water 170kg in the non-evaporating heat insulation building block of every cubic metre.
Ordinary Portland cement strength grade in starting material is 42.5PO; GBFS rank is S95, fineness 150-200 order; Flyash is I grade, and fineness is 45 μm of square hole sieve screen over-size percent of pass >=88%; Silicon ash is nano level, fineness 800-1500 order, and dioxide-containing silica is more than 95%, and pH is neutral, unit weight 200-250kg/m3; Animal protein foaming agent is technical grade, protein content 57%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium Pyrosulfite; Water reducer is polycarboxylate water-reducer, polycarboxylate superplasticizer mother liquor solid content >=65%.
The preparation method of non-evaporating heat insulation building block, comprises the steps: first in 32 degree of warm water, to add water reducer, Zinic stearas and animal protein foaming agent, stirs 1 minute, animal protein foaming agent is fully foamed, generate small bubbles; Then add ordinary Portland cement, GBFS, flyash, silicon ash, stir 2 minutes; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes, makes the non-evaporating heat insulation building block of specification for (200 × 600 × 240) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 4MPa, dry apparent density 579kg/m3, thermal conductivity 0.13 (W/ (mk)).
Embodiment 4
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 330kg, GBFS 150kg, flyash 90kg, silicon ash 5kg, animal protein foaming agent 1.5kg, Zinic stearas 0.5kg, hardening accelerator 0.8kg, water reducer 1.2kg and water 160kg in the non-evaporating heat insulation building block of every cubic metre.
The grade of above-mentioned all raw material, fineness, content, kind equivalent integers 1.
The preparation method of non-evaporating heat insulation building block, with embodiment 1, makes the non-evaporating heat insulation building block that specification is (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 3.7MPa, dry apparent density 579kg/m3, thermal conductivity 0.13 (W/ (mk)).
Embodiment 5
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 300kg, GBFS 150kg, flyash 90kg, silicon ash 5kg, animal protein foaming agent 1.4kg, Zinic stearas 0.7kg, hardening accelerator 0.75kg, water reducer 1.4kg and water 165kg in the non-evaporating heat insulation building block of every cubic metre.
The grade of above-mentioned all raw material, fineness, content, kind equivalent integers 1.
The preparation method of non-evaporating heat insulation building block, with embodiment 1, makes the non-evaporating heat insulation building block that specification is (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 3.5MPa, dry apparent density 550kg/m3, thermal conductivity 0.14 (W/ (mk)).
Embodiment 6
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 400kg, GBFS 100kg, flyash 50kg, silicon ash 3kg, animal protein foaming agent 1.5kg, Zinic stearas 0.5kg, hardening accelerator 0.8kg, water reducer 1.2kg and water 180kg in the non-evaporating heat insulation building block of every cubic metre.
The grade of above-mentioned all raw material, fineness, content, kind equivalent integers 1.
The preparation method of non-evaporating heat insulation building block, with embodiment 1, makes the non-evaporating heat insulation building block that specification is (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 3.9MPa, dry apparent density 555kg/m3, thermal conductivity 0.13 (W/ (mk)).
Embodiment 7
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 450kg, GBFS 140kg, animal protein foaming agent 1.5kg, Zinic stearas 0.7kg, hardening accelerator 0.8kg, water reducer 1.5kg and water 180kg in the non-evaporating heat insulation building block of every cubic metre.
The grade of above-mentioned all raw material, fineness, content, kind equivalent integers 1.
The preparation method of non-evaporating heat insulation building block, comprises the steps: that first in 30 degree of warm water, add water reducer, Zinic stearas and animal protein foaming agent stirs 1 minute, makes animal protein foaming agent fully foam, generates small bubbles; Then add ordinary Portland cement, GBFS, stir 1 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes, makes the non-evaporating heat insulation building block of specification for (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 4.3MPa, dry apparent density 595kg/m3, thermal conductivity 0.13 (W/ (mk)).
Embodiment 8
Non-evaporating heat insulation building block is made up of the starting material of following weight: containing ordinary Portland cement 400kg, GBFS 120kg, iron tailings powder 60kg, animal protein foaming agent 0.8kg, Zinic stearas 0.6kg, hardening accelerator 0.8kg, water reducer 1.3kg and water 180kg in the non-evaporating heat insulation building block of every cubic metre.
Ordinary Portland cement strength grade in starting material is 42.5PO; GBFS rank is S95, fineness 150-200 order; Iron tailings powder: dioxide-containing silica >=50%, calcium oxide content is less than or equal to 10%; Animal protein foaming agent is technical grade, protein content 55%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium hexametaphosphate 99; Water reducer is polycarboxylate water-reducer, polycarboxylate superplasticizer mother liquor solid content >=65%.
The preparation method of non-evaporating heat insulation building block, comprises the steps: that first in 30 degree of warm water, add water reducer, Zinic stearas and animal protein foaming agent stirs 1 minute, makes animal protein foaming agent fully foam, generates small bubbles; Then add ordinary Portland cement, GBFS, iron tailings powder, stir 1 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes, makes the non-evaporating heat insulation building block of specification for (300 × 600 × 250) mm.Get 50 pieces to detect, detect according to Q/SS02-2014, assay is: ultimate compression strength 3.8MPa, dry apparent density 585kg/m3, thermal conductivity 0.14 (W/ (mk)).
Claims (5)
1. a non-evaporating heat insulation building block, is characterized in that it is made up of the starting material of following weight: contain in the non-evaporating heat insulation building block of every cubic metre
Animal protein foaming agent 0.8-1.5kg,
Zinic stearas 0.5-0.8kg,
Water reducer 1.2-1.5kg,
Water 160-180kg,
Hardening accelerator 0.6-0.8kg,
Main raw material(s) 453-645kg,
Make by stirring with main raw material(s) and hardening accelerator after physical blowing;
Described main raw material(s) comprises
Ordinary Portland cement 300-400kg,
GBFS 100-150kg,
Flyash 50-90kg,
Silicon ash 3-5kg.
2. non-evaporating heat insulation building block according to claim 1, is characterized in that it is made up of the starting material of following weight: contain in the non-evaporating heat insulation building block of every cubic metre
Animal protein foaming agent 1.5kg,
Zinic stearas 0.5kg,
Water reducer 1.2kg,
Water 160kg,
Hardening accelerator 0.8kg,
Ordinary Portland cement 400kg,
GBFS 120kg,
Flyash 60kg,
Silicon ash 5kg.
3. non-evaporating heat insulation building block according to claim 1, is characterized in that the animal protein foaming agent in described starting material is technical grade, protein content 55-60%; Zinic stearas is moisture≤0.2%, free stearic acid≤0.8%, Zn content 10.3%-11.3%; Hardening accelerator is Sodium hexametaphosphate 99 or Sodium Pyrosulfite; Water reducer is polycarboxylate water-reducer or naphthalene water reducer, polycarboxylate superplasticizer mother liquor solid content >=65%.
4. non-evaporating heat insulation building block according to claim 1, is characterized in that the ordinary Portland cement strength grade in described starting material is 42.5PO or 42.5PR; GBFS rank is S95, fineness 150-200 order; Flyash is I grade, and fineness is 45 μm of square hole sieve screen over-size percent of pass >=88%.
5. the preparation method of non-evaporating heat insulation building block as claimed in claim 1, it is characterized in that comprising the steps: first in 30-34 degree warm water, to add water reducer, Zinic stearas and animal protein foaming agent, stir 1-2 minute, animal protein foaming agent is fully foamed, generate small bubbles; Then add main raw material(s), stir 1-2 minute; Finally add hardening accelerator, release after stirring, aftershaping cutting in 15 minutes.
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