CN106866084A - A kind of large scale inorganic type artificial stone and preparation method thereof - Google Patents
A kind of large scale inorganic type artificial stone and preparation method thereof Download PDFInfo
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- CN106866084A CN106866084A CN201611238468.XA CN201611238468A CN106866084A CN 106866084 A CN106866084 A CN 106866084A CN 201611238468 A CN201611238468 A CN 201611238468A CN 106866084 A CN106866084 A CN 106866084A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/14—Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
- B28B17/0063—Control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/022—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form combined with vibrating or jolting
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of large scale inorganic type artificial stone and preparation method thereof, the artificial hilllock stone of large scale inorganic type includes following raw material：Inorganic type adhesive 20~25%, additive 1~10%, filler 50~60%, mill base 0.05~0.1%.The large scale inorganic type artificial stone be by batch mixing, vacuumize, the step such as compressing, curing, cutting process is prepared from.The inorganic type artificial stone that formulating used in the present invention is produced has stable long-term strength, good endurance, the characteristics of rupture strength, surface gloss high, production technology of the invention is evacuated, the inorganic type artificial stone of high pressure concussion compacting, it is high with production efficiency, the features such as product reappearance is strong.
Description
【Technical field】
The invention belongs to building material technical field, and in particular to a kind of large scale inorganic type artificial stone and its preparation side
Method.
【Background technology】
Inorganic type artificial stone is mainly makees binding agent with cement, then is aided with stone flour and auxiliary agent, agitated, be molded, conserve, cutting
The stone product for cutting, polishing and be made.The good weatherability of inorganic type artificial stone, non-ignitable, most price is relatively low, mechanical performance also compared with
It is good, can be used instead of lithotome in many occasions.At present, existing inorganic type artificial stone mainly have portland cement class,
Magnesia oxychloride cement class and aluminate cement class.
It is portland cement class artificial stone raw materials wide material sources, cheap, there is the mechanical performance suitable with natural stone；And
Stable long-term strength, good endurance.But portland cement class artificial stone has that the production cycle is long, rupture strength is low, not acidproof
The shortcomings of alkali, surface gloss difference, seriously constrain its application.Many research workers are carried out to portland cement class artificial stone
Numerous studies.Someone produces artificial stone from 425 white portland cements, in its formula in addition to rubble and block stone, also
White marble powder and water reducer etc..This product has preferable compression strength, but its rupture strength, surface gloss and resistance to
Mill property is less desirable.
Aluminate cement class artificial stone is research at present and applies a wider class.Aluminate cement aquation is fast, intensity is high；
The aquation of its essential mineral calcium aluminate can produce gel aluminum hydroxide layer, and then artificial stone is constantly clogged in hardening process
Capillary porosity, forms compact texture, makes artificial stone surface smooth, and with gloss, be translucent shape；And its fire resistance and moisture resistance
Better than general inorganic type artificial stone.Due to the performance that aluminate cement class artificial stone is excellent, people expand to it in recent years
Substantial amounts of research and development, the preferable artificial stone of some cheap, quality continuously emerges.
【The content of the invention】
The present invention provides a kind of preparation method of large scale inorganic type artificial stone, main to solve current inorganic type artificial stone
It is to be produced using presser type, low production efficiency has that the production cycle is long, rupture strength is low, a not acid and alkali-resistance, surface gloss is poor,
The product repeatability technical problem such as undesirable.After the inorganic type artificial stone that formulating used in the present invention is produced has
Phase intensity stabilization, good endurance, rupture strength, the characteristics of surface gloss is high, and production technology of the invention are evacuated, height
The inorganic type artificial stone of pressure concussion compacting, it is high with production efficiency, the features such as product reappearance is strong.
To solve above technical problem, the present invention uses following technical scheme：
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 20~25%, additive 1~
10%th, filler 50~60%, mill base 0.05~0.1%.
Preferably, the inorganic type adhesive includes aluminium silicon salt polymer, anhydrous calcium oxide, calcium aluminium silicon-oxygen polymer, silicon
One or more in acid calcium salt polymer.
Preferably, the additive includes high efficiency water reducing agent, nanoemulsions, antimitotic agent, retarder, water-loss reducer, dispersant
In one or more.
Preferably, described filler includes in calcium carbonate mineral, silica ore, broken ceramic particle, glass particle
Plant or various, the calcium carbonate mineral is crushed to 20~325 mesh, and silica mineral powder is broken to 40~200 mesh, broken ceramic particle
15~60 mesh are crushed to, glass particle is crushed to 10~50 mesh.
Preferably, the mill base includes middle Huang slurry, carbon black, iron oxide yellow slurry, aqueous ultrawhite slurry, iron oxide red slurry, polyacrylamide
One or more in aqueous white slurry.
Preferably, middle yellow slurry：Formed by the grinding of pigment yellow 34, dispersant and water.
Preferably, carbon black：Formed by the grinding of carbon black, dispersant, aerosil and water.
Preferably, iron oxide yellow slurry：Formed by the grinding of iron oxide yellow, dispersant, aerosil and water.
Preferably, aqueous ultrawhite slurry：Formed by the grinding of titanium dioxide, brightening agent, aerosil and water.
Preferably, iron oxide red slurry：Formed by the grinding of iron oxide red, aerosil, dispersant and water.
Preferably, the high efficiency water reducing agent by the one kind in naphthalene sulfonic acid-formaldehyde condensation product, sulfamate, polycarboxylate or
Various compositions；The nanoemulsions are by vinyl acetate-versatic acid ethylene copolymer, modified acroleic acid-styrol copolymer, fourth two
One or more composition in alkene-styrol copolymer；The antimitotic agent is by polypropylene fibre, hydroxypropyl methyl cellulose, glass
One or more composition in glass fiber, iron hydroxide, magnesia；The retarder is by gluconate, lignosulfonates
In one or more composition；The water-loss reducer is made up of styrene-butadiene emulsion, styrene-acrylic emulsion；The dispersant is by tween, dodecane
One or more composition in base sodium sulphate, NPE.
The present invention also provides a kind of preparation method of large scale inorganic type artificial stone, comprises the following steps：
S1：Batch mixing：Inorganic type adhesive, additive, filler, mill base are weighed by above-mentioned percentage by weight, by raw material point
It is not added in master mixer, high-speed stirred is uniform, after material reaches 20~50cm bulks, closes mixer roof door；
S2：Vacuumize：Roof door close after start vacuum extractor, make vacuum chamber vacuum reach -0.1MPa~-
0.06MPa, the material in step S1 into bulk is dispersed in a mold, mould length × width × height be 2.45m × 1.65m ×
1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures are controlled in more than 12MPa, low speed
Swing 50~52s, low speed vibrations 120~125s, 100~105s of high speed swinging, 240~250s of high speed vibration；
S4：It is curing：Conserved during the material suppressed in step S3 is pushed into steam curing system together with mould,
The waste material of large scale is obtained after the completion of maintenance with the Water spray demoulding again；
S5：Cutting process：Famine material is cut into the sheet material of 20~22mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Can obtain large scale inorganic type artificial stone.
Preferably, step S1 high speeds are slowly added into mill base after stirring 40~60min.
Preferably, conserved after steam indoor temperature being gradually heating into 50~60 DEG C in step S4, curing time is
18~24h, is gradually cooled to room temperature after the completion of maintenance, then with Water spray 6~7 days.
Preferably, in 3~7 DEG C/h, cooling rate is controlled in 2~8 DEG C/h the control of step S4 programming rates.
The invention has the advantages that：
(1) large scale inorganic type artificial stone of the invention has stable long-term strength, good endurance, rupture strength, surface
The characteristics of glossiness is high, and the inorganic type artificial stone that production technology of the invention is evacuated, high pressure shakes compacting, with production
Efficiency high, the features such as product reappearance is strong.
(2) Engineered stone products' aberration of the invention is small, and glossiness is high；Prevent fires, be denatured small, good weatherability；Glossiness：85,
Bending strength 21MPa, water absorption rate 0.95%, fire-protection rating A1 dries bending strength 21MPa, 1.1 × 10- of linear expansion coefficient
5/℃。
【Specific embodiment】
It is specifically described with reference to specific embodiment.
Embodiment 1
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 20%, additive 1%, filler
50%th, mill base 0.05%.
S1：Batch mixing：
1. 20 mesh calcium carbonate mineral 1500kg, 40 mesh calcium carbonate mineral 1500kg, 80 mesh carbonic acid are added in master mixer
Calcium ore 2000kg, anhydrous calcium oxide 100kg, aluminium silicon salt polymer 1000kg, calsil polymer 1500kg, polypropylene is fine
Dimension 10kg, titanium dioxide 30kg, high-speed stirred uniformly stands afterwards；
2. by water 600kg, polycarboxylate 10kg, modified acroleic acid-styrol copolymer 100kg, hydroxypropyl methyl fiber
High-speed stirred obtains sticky milky mixt after plain 15kg mixing；
3. the sticky milky mixt obtained in 2. is added to 1. middle stirring, after high-speed stirred 40min, treats that material reaches 20
After~50cm bulks, the speed of artificial control mixer is gradually added into the aqueous white slurry 70kg of polyacrylamide, and addition is closed after finishing
Close mixer roof door；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.1MPa, by step
Material in S1 into bulk is dispersed in the mould that length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures 12MPa, low speed oscillations 50s is low
Speed vibrations 120s, high speed swinging 100s, high speed vibration 240s；
S4：It is curing：During the material suppressed in step S3 pushed into steam curing system together with mould, will steam
Vapour indoor temperature conserves 18h after being gradually heating to 50 DEG C, programming rate is controlled in 3 DEG C/h；With the speed of 8 DEG C/h after the completion of maintenance
Room temperature is gradually cooled to, Water spray is used 6 days after the completion of maintenance, the demoulding obtains the waste material of large scale；
S5：Cutting process：Famine material is cut into the sheet material of 20mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
Embodiment 2
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 25%, additive 10%, filler
60%th, mill base 0.1%.
S1：Batch mixing：
1. 20 mesh calcium carbonate mineral 1500kg, 100 mesh calcium carbonate mineral 1500kg, 200 mesh carbon are added in master mixer
Sour calcium ore 1000kg, 325 mesh calcium carbonate mineral 500kg, 40 mesh silica ore 50kg, 200 mesh silica ores
50kg, the broken ceramic particle 25kg of 15 mesh, 60 mesh broken ceramic particle 25kg, 10 mesh glass particle 50kg, 50 mesh glass particle 50kg,
Anhydrous calcium oxide 100kg, aluminium silicon salt polymer 1000kg, calcium aluminium silicon-oxygen polymer 1500kg, polypropylene fibre 15kg, titanium dioxide
30kg, high-speed stirred uniformly stands afterwards；
2. by water 600kg, naphthalene sulfonic acid-formaldehyde condensation product 2kg, sulfamate 2kg, polycarboxylate 10kg, vinyl acetate-
Versatic acid ethylene copolymer 30kg, modified acroleic acid-styrol copolymer 50kg, BS 50kg, hydroxypropyl
Ylmethyl cellulose 5kg, glass fibre 5kg, iron hydroxide 1kg, magnesia 1kg, gluconate 2kg, lignosulfonates
High-speed stirred obtains sticky emulsus mixing after 2kg, styrene-butadiene emulsion 10kg, styrene-acrylic emulsion 10kg, lauryl sodium sulfate 5kg mixing
Thing；
3. the sticky milky mixt obtained in 2. is added to 1. middle stirring, after high-speed stirred 50min, treats that material reaches 20
After~50cm bulks, the speed of artificial control mixer is gradually added into middle yellow slurry 50kg, iron oxide yellow slurry 50kg, and addition is closed after finishing
Close mixer roof door；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.06MPa, will walk
Material in rapid S1 into bulk is dispersed in the mould that length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures 12MPa, low speed oscillations 50s is low
Speed vibrations 120s, high speed swinging 100s, high speed vibration 240s；
S4：It is curing：During the material suppressed in step S3 pushed into steam curing system together with mould, will steam
Vapour indoor temperature conserves 20h after being gradually heating to 60 DEG C, programming rate is controlled in 5 DEG C/h；With the speed of 4 DEG C/h after the completion of maintenance
Room temperature is gradually cooled to, Water spray is used 7 days after the completion of maintenance, the demoulding obtains the waste material of large scale；
S5：Cutting process：Famine material is cut into the sheet material of 21mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
Embodiment 3
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 22%, additive 5%, filler
55%th, mill base 0.08%.
S1：Batch mixing：
1. 20 mesh calcium carbonate mineral 1500kg, 100 mesh calcium carbonate mineral 1500kg, 200 mesh carbon are added in master mixer
Sour calcium ore 2000kg, 40 mesh silica ore 100kg, 30 mesh broken ceramic particle 50kg, 25 mesh glass particle 100kg, nothing
Water calcium oxide 100kg, aluminium silicon salt polymer 1000kg, calcium aluminium silicon-oxygen polymer 1500kg, polypropylene fibre 15kg, titanium dioxide
30kg, high-speed stirred uniformly stands afterwards；
2. by water 600kg, sulfamate 5kg, polycarboxylate 10kg, vinyl acetate-versatic acid ethylene copolymer 20kg,
Modified acroleic acid-styrol copolymer 80kg, hydroxypropyl methyl cellulose 15kg, glass fibre 5kg, high-speed stirred is obtained after mixing
To sticky milky mixt；
3. the sticky milky mixt obtained in 2. is added to 1. middle stirring, after high-speed stirred 45min, treats that material reaches 20
After~50cm bulks, the speed of artificial control mixer is gradually added into carbon black 80kg, and addition closes mixer top after finishing
Door；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.08MPa, will walk
Material in rapid S1 into bulk is dispersed in the mould that length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures 12MPa, low speed oscillations 51s is low
Speed vibrations 122s, high speed swinging 102s, high speed vibration 245s；
S4：It is curing：During the material suppressed in step S3 pushed into steam curing system together with mould, will steam
Vapour indoor temperature conserves 22h after being gradually heating to 56 DEG C, programming rate is controlled in 7 DEG C/h；With the speed of 6 DEG C/h after the completion of maintenance
Room temperature is gradually cooled to, Water spray is used 6 days after the completion of maintenance, the demoulding obtains the waste material of large scale；
S5：Cutting process：Famine material is cut into the sheet material of 21mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
Embodiment 4
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 25%, additive 10%, filler
60%th, mill base 0.1%.
S1：Batch mixing：
1. 20 mesh calcium carbonate mineral 1500kg, 40 mesh calcium carbonate mineral 1500kg, 80 mesh carbonic acid are added in master mixer
Calcium ore 2000kg, anhydrous calcium oxide 100kg, aluminium silicon salt polymer 1000kg, calsil polymer 1500kg, polypropylene is fine
Dimension 10kg, titanium dioxide 30kg, high-speed stirred uniformly stands afterwards；
2. by water 600kg, polycarboxylate 10kg, modified acroleic acid-styrol copolymer 100kg, hydroxypropyl methyl fiber
High-speed stirred obtains sticky milky mixt after plain 15kg, NPE 2kg mixing；
3. the sticky milky mixt obtained in 2. is added to 1. middle stirring, after high-speed stirred 40min, treats that material reaches 20
After~50cm bulks, the speed of artificial control mixer is gradually added into the aqueous white slurry of polyacrylamide, and addition is closed after finishing and stirred
Mix machine roof door；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.1MPa, by step
Material in S1 into bulk is dispersed in the mould that length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures 12MPa, low speed oscillations 52s is low
Speed vibrations 125s, high speed swinging 105s, high speed vibration 250s；
S4：It is curing：During the material suppressed in step S3 pushed into steam curing system together with mould, will steam
Vapour indoor temperature conserves 24h after being gradually heating to 50 DEG C, programming rate is controlled in 4 DEG C/h；With the speed of 2 DEG C/h after the completion of maintenance
Room temperature is gradually cooled to, Water spray is used 6 days after the completion of maintenance, the demoulding obtains the waste material of large scale；
S5：Cutting process：Famine material is cut into the sheet material of 22mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
Embodiment 5
A kind of large scale inorganic type artificial stone, including following raw material：Inorganic type adhesive 23%, additive 7%, filler
52%th, mill base 0.06%.
S1：Batch mixing：
1. 20 mesh calcium carbonate mineral 1500kg, 40 mesh calcium carbonate mineral 1500kg, 150 mesh carbonic acid are added in master mixer
Calcium ore 1000kg, 280 mesh calcium carbonate mineral 500kg, 40 mesh silica ore 50kg, 100 mesh silica ore 50kg,
The mesh glass particle of the broken ceramic particle 25kg of 30 mesh, 60 mesh broken ceramic particle 25kg, 20 50kg, 40 mesh glass particle 50kg, it is anhydrous
Calcium oxide 100kg, aluminium silicon salt polymer 1000kg, calcium aluminium silicon-oxygen polymer 1500kg, polypropylene fibre 30kg, titanium dioxide
40kg, high-speed stirred uniformly stands afterwards；
2. by water 600kg, naphthalene sulfonic acid-formaldehyde condensation product 10kg, vinyl acetate-versatic acid ethylene copolymer 100kg, hydroxypropyl
Ylmethyl cellulose 10kg, glass fibre 5kg, gluconate 2kg, lignosulfonates 2kg, styrene-butadiene emulsion 8kg, phenylpropyl alcohol breast
High-speed stirred obtains sticky milky mixt after liquid 8kg, tween 5kg, lauryl sodium sulfate 5kg mixing；
3. the sticky milky mixt obtained in 2. is added to 1. middle stirring, after high-speed stirred 60min, treats that material reaches 20
After~50cm bulks, the speed of artificial control mixer is gradually added into the aqueous ultrawhite slurries of 50kg, 50kg iron oxide reds slurry, and addition is finished
Mixer roof door is closed afterwards；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.06MPa, will walk
Material in rapid S1 into bulk is dispersed in the mould that length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures 12MPa, low speed oscillations 50s is low
Speed vibrations 120s, high speed swinging 100s, high speed vibration 240s；
S4：It is curing：During the material suppressed in step S3 pushed into steam curing system together with mould, will steam
Vapour indoor temperature conserves 20h after being gradually heating to 60 DEG C, programming rate is controlled in 4 DEG C/h；With the speed of 5 DEG C/h after the completion of maintenance
Room temperature is gradually cooled to, Water spray is used 7 days after the completion of maintenance, the demoulding obtains the waste material of large scale；
S5：Cutting process：Famine material is cut into the sheet material of 22mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
Above content is to combine specific/preferred embodiment further description made for the present invention, it is impossible to
Assert that specific implementation of the invention is confined to these explanations.Come for general technical staff of the technical field of the invention
Say, without departing from the inventive concept of the premise, its embodiment that can also have been described to these makes some replacements or modification,
And these are substituted or variant should all be considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of large scale inorganic type artificial stone, it is characterised in that including following raw material：It is inorganic type adhesive 20~25%, outer
Plus agent 1~10%, filler 50~60%, mill base 0.05~0.1%.
2. large scale inorganic type artificial stone according to claim 1, it is characterised in that the inorganic type adhesive includes aluminium
One or more in silicon salt polymer, anhydrous calcium oxide, calcium aluminium silicon-oxygen polymer, calsil polymer.
3. large scale inorganic type artificial stone according to claim 1, it is characterised in that the additive includes efficient diminishing
One or more in agent, nanoemulsions, antimitotic agent, retarder, water-loss reducer, dispersant.
4. large scale inorganic type artificial stone according to claim 1, it is characterised in that described filler includes calcium carbonate ore deposit
One or more in stone, silica ore, broken ceramic particle, glass particle, the calcium carbonate mineral is crushed to 20~325
Mesh, silica mineral powder is broken to 40~200 mesh, and broken ceramic particle is crushed to 15~60 mesh, and glass particle is crushed to 10~50
Mesh.
5. large scale inorganic type artificial stone according to claim 1, it is characterised in that the mill base includes middle yellow slurry, charcoal
One or more in black wash, iron oxide yellow slurry, aqueous ultrawhite slurry, iron oxide red slurry, the aqueous white slurry of polyacrylamide.
6. large scale inorganic type artificial stone according to claim 3, it is characterised in that the high efficiency water reducing agent is by naphthalene sulfonic acids
One or more composition in formaldehyde condensation products, sulfamate, polycarboxylate；The nanoemulsions are by vinyl acetate-tertiary carbon
One or more composition in sour ethylene copolymer, modified acroleic acid-styrol copolymer, BS；Institute
Antimitotic agent is stated by one or more in polypropylene fibre, hydroxypropyl methyl cellulose, glass fibre, iron hydroxide, magnesia
Composition；The retarder is made up of one or more in gluconate, lignosulfonates；The water-loss reducer is by butylbenzene breast
Liquid, styrene-acrylic emulsion composition；The dispersant is by one kind in tween, lauryl sodium sulfate, NPE or many
Plant composition.
7. a kind of preparation method of large scale inorganic type artificial stone as described in claim any one of 1-6, it is characterised in that bag
Include following steps：
S1：Batch mixing：Inorganic type adhesive, additive, filler, mill base are weighed by above-mentioned percentage by weight, raw material is added respectively
Enter in master mixer, high-speed stirred is uniform, after material reaches 20~50cm bulks, close mixer roof door；
S2：Vacuumize：Roof door starts vacuum extractor after closing, and the vacuum of vacuum chamber is reached -0.1MPa~-0.06MPa,
Material in step S1 into bulk is dispersed in a mold, and mould length × width × height is 2.45m × 1.65m × 1.25m；
S3：It is compressing：Material in mould is suppressed with pressure head, ram pressures are controlled in more than 12MPa, low speed oscillations
50~52s, low speed vibrations 120~125s, 100~105s of high speed swinging, 240~250s of high speed vibration；
S4：It is curing：Conserved during the material suppressed in step S3 is pushed into steam curing system together with mould, maintenance
After the completion of obtain the waste material of large scale with the Water spray demoulding again；
S5：Cutting process：Famine material is cut into the sheet material of 20~22mm thickness with great famine material slab cutting machine, sanding and polishing is carried out
Obtain large scale inorganic type artificial stone.
8. the preparation method of large scale inorganic type artificial stone according to claim 7, it is characterised in that step S1 high speeds
Mill base is slowly added into after 40~60min of stirring.
9. the preparation method of large scale inorganic type artificial stone according to claim 7, it is characterised in that will be steamed in step S4
Vapour indoor temperature is conserved after being gradually heating to 50~60 DEG C, and curing time is 18~24h, is gradually cooled to after the completion of maintenance
Room temperature, then with Water spray 6~7 days.
10. the preparation method of large scale inorganic type artificial stone according to claim 7, it is characterised in that step S4 heats up
Speed control is controlled in 2~8 DEG C/h in 3~7 DEG C/h, cooling rate.
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Application publication date: 20170620 |