CN102295471B - Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof - Google Patents
Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof Download PDFInfo
- Publication number
- CN102295471B CN102295471B CN201110164668.6A CN201110164668A CN102295471B CN 102295471 B CN102295471 B CN 102295471B CN 201110164668 A CN201110164668 A CN 201110164668A CN 102295471 B CN102295471 B CN 102295471B
- Authority
- CN
- China
- Prior art keywords
- pitchers
- polishing
- foamed ceramic
- blank
- ceramic material
- 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
Links
Landscapes
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses a foaming ceramics material prepared through adopting polishing ceramic slags as a main raw material. The material is prepared through the following steps: mixing the following raw materials and water, wherein the raw materials comprise, by weight, 60-100% of polishing ceramic slags and 0-40% of an admixture; then carrying out compacting and forming, high temperature forming and puffing. The invention further discloses a preparation method for the foaming ceramics material. The foaming ceramics material provided by the present invention can replace the existing forming material, and has good fireproof performance and good heat insulation performance. In addition, the preparation cost is low.
Description
Technical field
The present invention relates to a kind of foam material, relating in particular to a kind of polishing pitchers that adopts is foamed ceramic material of making of major ingredient and preparation method thereof.
Background technology
In Ceramic production, can produce a large amount of solid ceramic waste residues, wherein, the amount maximum of the polishing pitchers of discharging in ceramic brick polishing process with building ceramics factory.For example: there is family more than 300 of heavy construction ceramics factory Foshan, Guangdong Province, all kinds of production lines have more than 2000, and pitchers annual emissions is more than 4,000,000 tons.Wherein, waste residue amount approximately 6～8 ton per days that porcelain plate polishing production line produces, processed these pitchers in the past and adopted the mode of stacking landfill more.At present, the polishing pitchers of accumulation 10 million ton, has not only taken a large amount of stacking places, pollutes, and also affects the expanded reproduction of enterprise.This polishing pitchers producing in the grinding and buffing operation of porcelain brick adopts flowing water punching row, in polishing pitchers, contain large quantity of moisture, in considerable time, can not be dried, not only destroy and stack regional edatope, cause soil cannot be utilized for a long time, and grown by rain drop erosion inflow farmland destroy crops in the rainy day, or flow into river, pond, farmland and irrigation canals and ditches, cause the long-pending hole of country fair to bury and stop up.Even if polishing pitchers is dried, but because the Particle Phase of these polishing pitchers is when little, be bulky powder shape after dry, easily cause dust from flying polluted air and environment.
Along with the development of ceramic industry, in the Qingyuan City in Guangdong, three water, the ground such as brilliant and Shandong, Fujian, Hunan, Jiangxi etc. have economized ceramics factory much newly-built, polishing pitchers quantity discharged increases day by day, to take and destroy more soil, therefore the disposal and utilization of polishing pitchers has become the problem of needing solution badly.
Foam material is the material that contains countless small pores, at present, and the following lightweight foam material of normal employing in construction work and heat insulating engineering:
1. organic foam material: as polyphenyl foam plate, foam polyvinyl chloride warming plate, polyurethane foam glue etc.There is easy firing in this class foam material, the problem such as at high temperature give off poisonous gas.
2. inorganic foamed material, inorganic foamed material is divided into following several:
1.high temperature inorganic foamed material: as leca, multicellular glass and foamed ceramics etc., this type high temp inorganic foamed material is to utilize iron powder, silicon carbide etc. as whipping agent, and the foam materials with intensity forming under 1000 ℃ of left and right high temperature.
2.pearlstone, heaving shales etc.: utilizing the natural matters such as perlite and shale through the foam material that is prepared from of calcining, is to utilize when calcining, in the natural matter such as perlite and shale, discharge crystal water or emit the gases such as CO2 and in natural matter, form pore;
3.foamed cement and foamed gypsum: be take cement, gypsum isogel material as base-material, to add formation of foam foamed cement and foamed gypsum at normal temperatures;
4.gas concrete etc.: utilize lime, cement, sand, slag powders etc. to form pore for base-material adds aluminium powder releasing hydrogen gas under alkaline condition, and curing generation intensity forms under 180 ~ 200 ℃ of autoclaved conditions.
Above-mentioned inorganic foamed material consumes more valuable natural resource, as perlite, pitchstone, and makes the cost of product high.
Summary of the invention
It is the foamed ceramic material that major ingredient is made that one of object of the present invention is to provide a kind of polishing pitchers that adopts, this foamed ceramic material not only can be served as the substitute of existing foam materials, and it can also have good fire resistance and heat-proof quality, and low cost of manufacture.
Two of object of the present invention is to provide the preparation method that above-mentioned employing polishing pitchers is the foamed ceramic material made of major ingredient.
First object of the present invention realizes by following technical measures: a kind of polishing pitchers that adopts is the foamed ceramic material that major ingredient is made, it is characterized in that, after it is added water and is mixed by the raw material of following weight percent, through expanded the forming of pressed compact moulding, high temperature foaming:
Polishing pitchers 60% ~ 100% adulterant 0% ~ 40%.
Recommend in the present invention the weight of added water to account for 6% ~ 12% of described raw material siccative gross weight.
The polishing pitchers that the present invention adopts is for adopting diamond polishing bistrique to carry out the powdery waste residue that glossing is discharged in Ceramic production line, the granularity of polishing pitchers is 0.15～50 μ m, its mean particle size approximately 10 μ m, and middle granularity is about 8.8 μ m.Its main chemical composition is in Table 1, and the inventor finds after deliberation, comprises the composition of ceramic plate and polishing silicon carbide bistrique in polishing pitchers, and the composition of the silicon carbide bistrique that wherein polishing is used is magnesia oxychloride cement (MgO, MgCl
2), epoxy resin, filler and silicon carbide (SiC).In the present invention, only utilizing the SiC in polishing pitchers is whipping agent, and without adding in addition other whipping agent can meet the demand of polishing pitchers foaming of the present invention, the SiC in polishing pitchers, under the outside melting state of hot conditions, emits CO again
2, in molten materials, form a large amount of independent, micro-bubble, and be not communicated with between bubble, make the foamed ceramic material of gained there is the performance of low density, low water absorption and high heat-insulation and heat-preservation.Magnesium elements in the bistrique composition simultaneously containing due to polishing pitchers, at high temperature makes material form composite ceramics, can improve the toughness of foam material, makes foamed ceramic material have advantages of higher-strength and cutting processing etc.
Adulterant of the present invention can select to adopt one or more the mixture in china clay in powder (or claiming ceramic industry waste residue), ceramic broken powder and slag ash, for swelling temperature and the expanded time of dilute Si C content, adjustment foamed ceramic material, to adjust the density of foamed ceramic material Hole size and foamed ceramic material.By test, show, adulterant is containing Fe
2o
3be not more than 2% for well, be excessively prone to inhomogeneous gross blow hole phenomenon.China clay in powder, ceramic broken powder volume are larger, and density, the intensity of foamed ceramic material increase; Slag ash volume is larger, and the expanded time of foamed ceramic material is short, and abscess is large, distortion is large.
China clay in powder of the present invention is by the china clay waste residue in ceramic industry is removed to impurity, homogenizing powdering obtains, its granularity is in 0.0625mm, and in described ceramic industry, china clay waste residue refers to porcelain mud off-specification material or washes the porcelain mud waste material without calcining such as the mud of discharging in mud process.The broken powder of described pottery is by ceramic product or half-finished broken waste residue, and through removing foreign material, grinding forms, and its particle diameter is within the scope of 0.01 ~ 0.125mm.
Second object of the present invention is achieved through the following technical solutions: the above-mentioned employing polishing of a kind of the present invention pitchers is the preparation method of the foamed ceramic material made of major ingredient, comprises the following steps:
(1)
pitchers pre-treatment:collect in Ceramic production line and adopt diamond polishing bistrique to carry out the polishing pitchers slurry that glossing is discharged, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
(2)
raw material metering:by the weight percent of the above-mentioned each raw material of the present invention, carry out raw material computation weigh;
(3)
batching:the each raw material having measured in step (2) is mixed to obtain to mixed material, then add water to be uniformly mixed, make it to form loose, the wet mixed material uniformly of certain humidity;
(4)
blank moulding:the wet mixed material of step (3) is delivered to forming machine compression moulding, obtains shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, be dried, preheating, roasting be expanded in tunnel furnace, then kiln discharge cools, and obtains foamed ceramic material.
Water consumption during batching is larger to blank shaping influence, and during the few moulding of the water yield, base is easily broken, and the many mixed materials of the water yield easily lump, base is easy to crack.And water consumption is often determined according to factors such as raw material, proportioning, weather and forming pressures, the best water consumption that therefore step of the present invention (3) adds accounts for 6～12% of raw material siccative gross weight.
The performances such as density, intensity and the expansion homogeneity of the pressure of blank moulding on final foamed products have impact, in actually operating, can adjust forming pressure, to adapt to different product requirements, but consider processing condition stable that keeps follow-up firing process, in described step (4), the pressure of blank moulding is recommended as 5 ~ 15MPa in the present invention.
In step described in the present invention (4), shaping blank should be beneficial to stable stacking, thickness is advisable to be not more than 50mm, for make blank in roasting process in external enwergy comparatively fast reach consistent temperature, blank inside can arrange cavity, to be the expansion reserving space of blank, be conducive to heat and transmit and expand.Therefore, blank of the present invention is recommended to make hollow blank or porous blank, for example, adopt hollow brick shape or the tabular blank of bar of forcing machine moulding; Or adopt perforated brick, blocks shape or the plate of press compression moulding, block blank.
In step described in the present invention (5) roasting of blank expanded be first preheating in 200 ~ 950 ℃ of preheating zones in tunnel furnace, then entering roast area, at 950 ~ 1100 ℃, to carry out roasting expanded, total time is within the scope of 2 ~ 12 hours.Warm up time, while being breaking type light-weight aggregate for last product, can accelerate warm up time, shortens to 1 ~ 2 hour; While being regular profile or the larger product of size for last product, should be noted that and prevent craze and transfiguration, be to be advisable for 5 ~ 11 hours warm up time.The expanded time of roasting, approximately 8 ~ 30 minutes.
The shape of gained foamed ceramic material is determined by blank shape, has bulk, sheet, brick shape, vesicular etc. or through being processed into desired shape; The processing of foamed ceramic material fragmentation can also be obtained to the light-weight aggregate of rubble shape, sand shape.
The present invention compared with prior art has following beneficial effect:
(1)
turn waste into wealth:the main component of the polishing pitchers that the present invention adopts is the oxide compound of silicon and aluminium, stable performance, can replace sand, clay, sand-lime, potter's clay etc. as main raw material, the various plates of making, block foamed ceramic material and light-weight aggregate can be used for heat-insulation and heat-preservation, light weight concrete, walling field.The re-using of polishing pitchers, can effectively solve and stack the soil and the various problem of environmental pollution that take because of its landfill, particularly use in a large number polishing pitchers to make foamed ceramic material, can effectively eliminate in a short time the pollution of polishing pitchers, not only needn't drop into the expense of processing polishing pitchers, and can also make it produce economic benefit, kill two birds with one stone.
(2)
foamed ceramic material light weight, fire resistance is high, thermal insulation good, intensity is high:it is whipping agent that the present invention utilizes the SiC in polishing pitchers, and SiC, under high temperature exterior melting state, emits CO
2, form independent, micro-bubble, and be not communicated with between bubble, make foamed ceramic material internal there are a large amount of small disconnected holes, thereby greatly reduce the density of foamed ceramic material, its density is at 300 ~ 800kg/m
3.Thereby according to above-mentioned principle, making that foamed ceramic material of the present invention has that water-intake rate is low, heat preservation and insulation good, the characteristic of nonflammable, acid-alkali-corrosive-resisting, is desirable heat preserving and insulating material and light-weight aggregate for building.Owing to containing magnesium elements in polishing pitchers, at high temperature form composite ceramics, thereby improved the toughness of foamed ceramic material, make foamed ceramic material there is the advantages such as higher-strength and cutting processing.Foamed ceramic material can replace the organic heat-insulating lagging materials such as EPS, and replaces pearlstone, glass bead, and the inorganic materials such as leca, for fields such as heat insulating, building energy conservation, light concrete and light mortars.
(3)
energy efficient, reduce costs:polishing pitchers is ceramic industry waste residue, amount is easy to get more, be loose powdery, only need a common stirrer to stir and can pulverize, do not need ball mill to carry out levigate or pulverizer is broken, saved power consumption of polymer processing, the Processes and apparatus that adopts tunnel furnace to produce is produced continuously, and utilization rate of waste heat is high, and output is large, environment protection treating is effective, saves investment.And because residue doping quantity is large, also reduced production cost.
(4)
save natural resource:owing to can replacing the inorganic materials such as pearlstone, glass bead, leca, for heat insulating and light concrete, light mortar, can save the natural resource such as perlite and pitchstone.
Embodiment
Below in conjunction with embodiment and comparative example, the present invention is set forth, but protection scope of the present invention is not only confined to following examples.Person of an ordinary skill in the technical field, according to content disclosed by the invention, all can realize object of the present invention.
In following embodiment, the production line of foamed ceramic material adopts the production line of tunnel furnace, and blank forming machine adopts punching press or extrusion type forming machine, and stirrer adopts biaxial rneader or planetary stirring machine, carries and adopts worm conveyor or conveyor.
embodiment mono-
raw material siccative (weight percent):
Polishing pitchers 100%.
preparation method:
(1)
pitchers pre-treatment:collect in Ceramic production line and adopt diamond polishing bistrique to carry out the polishing pitchers slurry that glossing is discharged, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
(2)
raw material metering:by the weight percent of above-mentioned raw materials, carry out the computation weigh of polishing pitchers;
(3)
batching:polishing pitchers in step (2), then adding consumption is that 7% water of raw material siccative gross weight is uniformly mixed, and makes it to form the wet mixed material that loose, uniform water content is 7%;
(4)
blank moulding:the wet mixed material of step (3) is sent in stirrer and stirred, is dispersed into after loose material, be delivered to forming machine with worm conveyor or conveyor, with the pressure compression moulding of about 5Mpa, obtain shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, first preheating 2.5 hours in 200 ~ 950 ℃ of preheating zones in tunnel furnace, enter again roast area and carry out roasting, expanded 30 minutes at 950 ~ 1050 ℃, be about 3 hours total time, then kiln discharge nature or artificial cooling cooling at once, obtains foamed ceramic material.
Foamed ceramic material is broken into broken shape light-weight aggregate: maximum particle diameter is 15mm, and density is 380kg/m
3, thermal conductivity 0.10w/mk, cylindrical compress strength 1.2MPa.
embodiment bis-
raw material (weight percent):
Polishing pitchers 80% pulverized slag 20%.
preparation method:
(1)
raw materials pretreatment:
1. the pre-treatment of polishing pitchers:collect the polishing pitchers slurry that adopts diamond polishing bistrique to carry out glossing discharge in Ceramic production line, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
2. the pre-treatment of pulverized slag:pulverized slag is broken into the pulverized slag that particle diameter is 0.125 ~ 0.5mm left and right, and described slag is the slag that coal furnace or coal gas furnace are discharged, containing coal amount approximately 12%;
(2)
raw material metering:by the weight percent of above-mentioned raw materials, carry out the computation weigh of polishing pitchers;
(3)
batching:polishing pitchers in step (2), then adding consumption is that 6% water of raw material siccative gross weight is uniformly mixed, and makes it to form the wet mixed material that loose, uniform water content is 6%;
(4)
blank moulding:the wet mixed material of step (3) is sent in stirrer and stirred, is dispersed into after loose material, be delivered to forming machine with conveyor, with the pressure compression moulding of about 5Mpa, obtain shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, first preheating 1.5 hours in 200 ~ 950 ℃ of preheating zones in tunnel furnace, enter again roast area and carry out roasting, expanded 30 minutes at 950 ~ 1100 ℃, total time is approximately 2 hours, then kiln discharge nature or artificial cooling cooling, obtain foamed ceramic material.
Foamed ceramic material is broken into broken shape foamed ceramic light-weight aggregate: maximum particle diameter is 25mm, and density is 280kg/m
3, thermal conductivity 0.08w/mk, cylindrical compress strength 0.8MPa.
embodiment tri-
raw material (weight percent):
Polishing pitchers 70% china clay in powder 30%.
preparation method:
(1)
pre-treatment of raw material:
1.the pre-treatment of polishing pitchers: collect the polishing pitchers slurry that adopts glossing link that silicon carbide bistrique that polishing is used carries out to discharge in Ceramic production line, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
2.the pre-treatment of china clay in powder: china clay waste residue in the ceramic industry of collecting is removed to sand grains or impurity, homogenizing powdering obtains china clay in powder, and in described ceramic industry, china clay waste residue refers to porcelain mud off-specification material or washes the porcelain mud waste material without calcining such as the mud of discharging in mud process;
(2)
raw material metering:by the weight percent of above-mentioned raw materials, carry out the computation weigh of polishing pitchers and adulterant;
(3)
batching:the each raw material having measured in step (2) is mixed to obtain to mixed material, and then adding consumption is that 12% water of raw material siccative gross weight is uniformly mixed, and makes it to form the wet mixed material that loose, uniform water content is 12%;
(4)
blank moulding:the wet mixed material of step (3) is sent in stirrer and stirred, is dispersed into after loose material, be delivered to forming machine with conveyor, with the pressure compression moulding of about 10Mpa, obtain shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, first preheating 7.5 hours in 200 ~ 950 ℃ of preheating zones in tunnel furnace, enter again roast area and carry out roasting, expanded 30 minutes at 950 ~ 1100 ℃, total time is 8 hours, then kiln discharge nature or artificial cooling cooling at once, obtains foamed ceramic material.
The materials processing of gained foamed ceramic is cut into foamed ceramic plate (300mm × 300mm × 30mm): density 450kg/m
3, thermal conductivity 0.13w/mk, 30mm cubic compressive strength 2.5MPa.
embodiment tetra-
raw material (weight part):
The ceramic broken powder 20% of polishing pitchers 80%.
preparation method:
(1)
pre-treatment of raw material:
1.collect the polishing pitchers slurry that adopts glossing link that silicon carbide bistrique that polishing is used carries out to discharge in Ceramic production line, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
2.the broken powder of pottery is ceramic product or half-finished broken waste residue, through removing foreign material, the powder that grinding is 0.01 ~ 0.125mm to particle diameter;
(2)
raw material metering:by the weight percent of above-mentioned raw materials, carry out the computation weigh of polishing pitchers and adulterant;
(3)
batching:the each raw material having measured in step (2) is mixed to obtain to mixed material, and then adding consumption is that 8% water of raw material siccative gross weight is uniformly mixed, and makes it to form the wet mixed material that loose, uniform water content is 8%;
(4)
blank moulding:the wet mixed material of step (3) is sent in stirrer and stirred, is dispersed into after loose material, be delivered to forming machine with worm conveyor, with the pressure compression moulding of about 10Mpa, obtain shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, first preheating 9.5 hours in 200 ~ 950 ℃ of preheating zones in tunnel furnace, enter again roast area and carry out roasting, expanded 30 minutes at 950 ~ 1100 ℃, be about 10 hours total time, then kiln discharge nature or artificial cooling cooling at once, obtains foamed ceramic material.
The materials processing of gained foamed ceramic is cut into 300mm × 300mm × 30mm foamed ceramic plate: density 400kg/m
3, thermal conductivity 0.11w/mk, 30mm cubic compressive strength 2.0MPa.
embodiment five
raw material (weight percent):
Polishing pitchers 60% pulverized slag 15% china clay in powder 25%.
preparation method:
(1)
pitchers pre-treatment:collect in Ceramic production line and adopt diamond polishing bistrique to carry out the polishing pitchers slurry that glossing is discharged, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
(2)
raw material metering:by the weight percent of above-mentioned raw materials, carry out the computation weigh of polishing pitchers and adulterant;
(3)
batching:the each raw material having measured in step (2) is mixed to obtain to mixed material, and then adding consumption is that 10% water of raw material siccative gross weight is uniformly mixed, and makes it to form the wet mixed material that loose, uniform water content is 10%;
(4)
blank moulding:the wet mixed material of step (3) is sent in stirrer and stirred, is dispersed into after loose material, be delivered to forming machine with conveyor, with the pressure compression moulding of about 15Mpa, obtain shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, first preheating 11.5 hours in 200 ~ 950 ℃ of preheating zones in tunnel furnace, enter again roast area and carry out roasting, expanded 30 minutes at 950 ~ 1100 ℃, total time is 12 hours, then kiln discharge nature or artificial cooling cooling at once, obtains foamed ceramic material.
It is 30mm foamed ceramic plate: density 550kg/m that the materials processing of gained foamed ceramic is cut into thickness
3, thermal conductivity 0.14w/mk, 30mm cubic compressive strength 4.0MPa.
Claims (2)
1. adopting polishing pitchers is the foamed ceramic material that major ingredient is made, and it is characterized in that, after it is added water and mixed by the raw material of following weight percent, pressed compact moulding, is placed in tunnel furnace and forms through high-temperature roasting is expanded:
Polishing pitchers 100%, the weight of described water accounts for 6% ~ 12% of described raw material siccative gross weight,
Above-mentioned raw materials is added to water and wet mixed material be delivered to forming machine suppress after shaping blank, be placed on buttress code on pile dolly, then send in tunnel furnace and be dried, first preheating in 200 ~ 950 ℃ of preheating zones, entering roast area, at 950 ~ 1100 ℃, to carry out roasting expanded again, and total time is 2 ~ 12 hours, and wherein the expanded time of roasting is 8 ~ 30 minutes, then kiln discharge cools, and obtains foamed ceramic material.
2. adopting polishing pitchers is the foamed ceramic material that major ingredient is made, and it is characterized in that, after it is added water and mixed by the raw material of following weight percent, pressed compact moulding, is placed in tunnel furnace and forms through high-temperature roasting is expanded:
Polishing pitchers 60% ~ 100%, but do not comprise 100%
Slag ash 0% ~ 40%, but do not comprise zero;
The weight of described water accounts for 6% ~ 12% of described raw material siccative gross weight;
Above-mentioned raw materials is added to water and wet mixed material be delivered to forming machine suppress after shaping blank, be placed on buttress code on pile dolly, then send in tunnel furnace and be dried, first preheating in 200 ~ 950 ℃ of preheating zones, entering roast area, at 950 ~ 1100 ℃, to carry out roasting expanded again, and total time is 2 ~ 12 hours, and wherein the expanded time of roasting is 8 ~ 30 minutes, then kiln discharge cools, and obtains foamed ceramic material.
3. to adopt polishing pitchers be a preparation method for the foamed ceramic material made of major ingredient for claim 1 or 2, it is characterized in that, comprises the following steps:
(1)
pitchers pre-treatment:collect in Ceramic production line and adopt diamond polishing bistrique to carry out the polishing pitchers slurry that glossing is discharged, then carry out impurity elimination, dehydration, the dry and processing of pulverizing, make polishing pitchers form fine powder material;
(2)
raw material metering:by the weight percent of described each raw material, carry out raw material computation weigh;
(3)
batching:the each raw material having measured in step (2) is mixed to obtain to mixed material, then add 6～12% the water that accounts for raw material siccative gross weight to be uniformly mixed, make it to form loose, wet mixed material uniformly;
(4)
blank moulding:the wet mixed material of step (3) is delivered to forming machine compression moulding, obtains shaping blank;
(5)
burn till:the shaping blank of step (4) is piled up neatly on pile dolly to code, send in tunnel furnace be dried, first preheating in 200 ~ 950 ℃ of preheating zones, entering roast area, at 950 ~ 1100 ℃, to carry out roasting expanded again, total time is 2 ~ 12 hours, wherein the expanded time of roasting is 8 ~ 30 minutes, then kiln discharge cools, and obtains foamed ceramic material.
4. employing polishing pitchers according to claim 3 is the preparation method of the foamed ceramic material made of major ingredient, it is characterized in that, in described step (4), the pressure of blank moulding is 5 ~ 15MPa, and the thickness of described blank is in 50mm.
5. employing polishing pitchers according to claim 3 is the preparation method of the foamed ceramic material made of major ingredient, it is characterized in that, in described step (5), when foamed ceramic material is breaking type light-weight aggregate, be 1 ~ 1.5 hour warm up time.
6. employing polishing pitchers according to claim 3 is the preparation method of the foamed ceramic material made of major ingredient, it is characterized in that, in described step (5), when foamed ceramic material is regular profile or the larger product of size, be 5 ~ 11 hours warm up time.
7. according to the employing polishing pitchers described in claim 3 or 4 or 5 or 6, be the preparation method of the foamed ceramic material made of major ingredient, it is characterized in that, in described step (4), blank inside is provided with cavity, to be the expansion reserving space of blank, be conducive to heat and transmit and expand.
8. employing polishing pitchers according to claim 7 is the preparation method of the foamed ceramic material made of major ingredient, it is characterized in that, described blank is hollow blank or porous blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110164668.6A CN102295471B (en) | 2011-06-17 | 2011-06-17 | Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110164668.6A CN102295471B (en) | 2011-06-17 | 2011-06-17 | Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102295471A CN102295471A (en) | 2011-12-28 |
| CN102295471B true CN102295471B (en) | 2014-04-23 |
Family
ID=45356179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110164668.6A Active CN102295471B (en) | 2011-06-17 | 2011-06-17 | Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102295471B (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102826827B (en) * | 2012-07-16 | 2016-02-10 | 广州大学 | A kind of with ceramic polished slag be major ingredient sintering pitchers brick and production method thereof |
| RU2535560C1 (en) * | 2013-05-27 | 2014-12-20 | Дмитрий Федорович Звездин | Method to manufacture foam-ceramic products with facing layer |
| CN103332958B (en) * | 2013-07-09 | 2014-09-24 | 广东天弼陶瓷有限公司 | Foamed ceramic with gradient pore structure and preparation method thereof |
| CN103626517B (en) * | 2013-11-06 | 2015-10-28 | 中国科学院广州能源研究所 | A kind of preparation method of porous ceramic grain |
| CN103819216A (en) * | 2013-12-31 | 2014-05-28 | 咸阳陶瓷研究设计院 | Production method of dry-hanging ceramic plate |
| CN105948704B (en) * | 2016-04-21 | 2018-09-25 | 辽宁利盟高科新材料有限公司 | Full-solid waste foamed ceramic insulation board based on ceramic polishing slag and preparation method thereof |
| CN106278358A (en) * | 2016-07-25 | 2017-01-04 | 淄博新空间陶瓷有限公司 | Novel light Wall or floor tile and production technology thereof |
| CN106278357A (en) * | 2016-07-25 | 2017-01-04 | 淄博新空间陶瓷有限公司 | Novel light Wall or floor tile and preparation technology thereof |
| CN106278365A (en) * | 2016-07-27 | 2017-01-04 | 北京大学 | With sintering brick permeable to water that shraff is prepared for major ingredient and preparation method thereof |
| CN110950558A (en) * | 2018-09-26 | 2020-04-03 | 广东清大同科环保技术有限公司 | Application of ceramic waste in preparation of high-strength lightweight aggregate and high-strength lightweight aggregate prepared from ceramic waste |
| CN109704725B (en) * | 2019-02-25 | 2021-10-26 | 广州大学 | Ceramic polishing slag ceramsite for sludge in urban sewage treatment and preparation method thereof |
| CN110014511A (en) * | 2019-05-08 | 2019-07-16 | 辽宁罕王绿色建材有限公司 | A kind of distributing method producing light foamed ceramic partition plate |
| CN112209621A (en) * | 2019-07-11 | 2021-01-12 | 内蒙古建能兴辉陶瓷有限公司 | Novel composite sintered plate and preparation method thereof |
| CN112209734A (en) * | 2019-07-11 | 2021-01-12 | 内蒙古建能兴辉陶瓷有限公司 | Method for preparing foamed ceramic material by completely utilizing industrial solid waste |
| CN110655385A (en) * | 2019-09-30 | 2020-01-07 | 湖南中邦再生资源科技有限公司 | Light environment-friendly ceramsite and preparation method and application thereof |
| CN110698099A (en) * | 2019-10-18 | 2020-01-17 | 邝文辉 | Secondary utilization method of ceramic industrial polishing slag in concrete and mortar |
| CN113413837B (en) * | 2021-06-02 | 2023-07-28 | 南京市蓝业科技有限公司 | Advanced inorganic nonmetallic material hydrogel zeolite preparation preprocessing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1468827A (en) * | 2002-06-28 | 2004-01-21 | 张传镁 | Ceramic slag haydite and its prepn process |
| CN101649664A (en) * | 2009-09-14 | 2010-02-17 | 湖州鑫翔建材有限公司 | Sintered porous brick and preparation method thereof |
| CN101830728A (en) * | 2010-05-26 | 2010-09-15 | 浙江大学 | Method for producing foamed ceramics by using ceramic waste |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294105C (en) * | 2002-06-28 | 2007-01-10 | 张传镁 | Slag sintered aggregate and preparation method thereof |
-
2011
- 2011-06-17 CN CN201110164668.6A patent/CN102295471B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1468827A (en) * | 2002-06-28 | 2004-01-21 | 张传镁 | Ceramic slag haydite and its prepn process |
| CN101649664A (en) * | 2009-09-14 | 2010-02-17 | 湖州鑫翔建材有限公司 | Sintered porous brick and preparation method thereof |
| CN101830728A (en) * | 2010-05-26 | 2010-09-15 | 浙江大学 | Method for producing foamed ceramics by using ceramic waste |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102295471A (en) | 2011-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102295471B (en) | Foaming ceramics material prepared through adopting polishing ceramic slags as main raw material, and preparation method thereof | |
| CN102826827B (en) | A kind of with ceramic polished slag be major ingredient sintering pitchers brick and production method thereof | |
| US9637412B2 (en) | Low-temperature fast-fired lightweight ceramic heat insulation plate and preparation method thereof | |
| CN102219546B (en) | Preparation technology for slag foamed concrete block | |
| CN102219415B (en) | Light sand without burning and preparation method thereof | |
| CN101289332A (en) | Low-temperature ceramic foam material and production method thereof | |
| CN100424034C (en) | Compound bricks of phosphogypsum, and producing method | |
| CN109704725B (en) | Ceramic polishing slag ceramsite for sludge in urban sewage treatment and preparation method thereof | |
| CN104193263B (en) | Utilize construction waste to prepare the method for environment-friendly insulating building block | |
| CN103771807B (en) | A kind of lightweight grain cell concrete heat insulation building block and preparation method thereof | |
| CN101560088A (en) | Autoclaved ceramic slag brick taking ceramic slag as major material and production method thereof | |
| CN102584328B (en) | Building block reinforced by stone powder and ceramic particles and preparation method thereof | |
| CN101255037A (en) | Method for manufacturing silicate product by ceramic waste hydrothermal process | |
| CN107324745A (en) | A kind of light wall material and preparation method thereof | |
| CN103467025A (en) | Preparation method and preparation device of lightweight aggregate | |
| CN108298890A (en) | A kind of novel energy-saving environment-friendly brick and preparation method thereof | |
| CN106630880A (en) | Autoclaved aerated concrete blocks adopting sorted construction waste materials as all siliceous materials, as well as preparation method thereof | |
| CN101746989B (en) | Method for preparing highly-doped fly ash lightweight heat-insulation bricks, and bricks prepared by same | |
| CN103922686A (en) | Phosphogypsum-plastic waste-slag wall material and preparation method thereof | |
| CN102887670A (en) | Production method of light foamed concrete block | |
| CN106495663B (en) | A kind of light self-insulation building block | |
| CN101805204A (en) | Shale, water-containing sludge, biomass ceramsite and production method thereof | |
| CN111004047A (en) | Novel process for industrial mass production of foamed ceramics, application of foamed ceramics and building component | |
| CN104909800A (en) | Method for adding ceramic tile waste material and firing foamed red mud ceramic tile in roller kiln | |
| CN101723648B (en) | Novel heat insulating wall material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |