CN107793030A - A kind of electroceramics brown glaze glaze, electroceramics brown glaze and preparation method thereof - Google Patents
A kind of electroceramics brown glaze glaze, electroceramics brown glaze and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
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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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
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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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
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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
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/86—Glazes; Cold glazes
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Abstract
The invention provides a kind of electroceramics brown glaze glaze, electroceramics brown glaze and preparation method thereof, the electroceramics includes following components with brown glaze glaze：The parts by weight of parts by weight of silica flour 22~24；The parts by weight of parts by weight of flux 32~41；The parts by weight of modified parts by weight of pug 25~32；The parts by weight of parts by weight of high ferro clay 8~10；The parts by weight of parts by weight of manganese oxide 4~6；The parts by weight of parts by weight of chromium oxide 1~3；SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition be 28%~35%；The loss on ignition of the modified pug is 4%~8%；Fe in the high ferro clay2O3Weight/mass percentage composition be 5%~10%；The loss on ignition of the high ferro clay is 4%~6%.The brown glaze glaze formula of electroceramics of the invention using certain content component, cooperated by each component and its content, collective effect, improve the binding ability of glaze, improve the suspension and viscosity of glaze, the defects of electroceramics for making to be prepared is not likely to produce orange peel glaze, umbrella point bubble with brown glaze, it is enough to improve the mechanical performance of electroceramics and cold and hot stability simultaneously.
Description
Technical field
The present invention relates to electroceramics technical field, is to be related to a kind of electroceramics brown glaze glaze, the brown glaze of electroceramics more specifically
And preparation method thereof.
Background technology
Electroceramics is a kind of industrial ceramics applied to power industry, is mainly used in transmission line of electricity in power system, power transformation
Stand, electric equipment, and in the power system of some other special industries such as track traffic, can according to purposes and voltage class
It is divided into many classes, which kind of is all main insulation and supporting function.Such as transmission line of electricity cap and pin type suspension insulator,
Pin insulator, pillar insulator and long rod insulator, the rod pillar supported for substation bus bar or switchgear are exhausted
Edge, the hollow insulator for bushing shell for transformer, capacitor or transformer etc..
Because electroceramics is applied in power industry, it is necessary to be used under specific condition, therefore to its mechanical performance, electrical resistance
Energy, resistance to pollution performance, cold and hot stability etc. have higher requirement.It is usually palm fibre and there is one layer of electroceramics glaze on the surface of electroceramics
Glaze or ash glaze.In addition to playing role in decoration, mechanical performance, resistance to pollution performance and cold and hot stability to electroceramics have electroceramics glaze
Very big influence.
But the electroceramics of the prior art resistance to pollution performance that glaze is mainly raising electroceramics, to the mechanical performance of electroceramics
It is extremely limited to lift effect, and cold and hot less stable.
The content of the invention
In view of this, it is an object of the invention to provide a kind of electroceramics brown glaze glaze, electroceramics brown glaze and its preparation side
Method, electroceramics provided by the invention can improve the mechanical performance of electroceramics and cold and hot stability simultaneously with brown glaze.
The invention provides a kind of electroceramics brown glaze glaze, including following components：
The parts by weight of parts by weight of silica flour 22~24；
The parts by weight of parts by weight of flux 32~41；
The parts by weight of modified parts by weight of pug 25~32；
The parts by weight of parts by weight of high ferro clay 8~10；
The parts by weight of parts by weight of manganese oxide 4~6；
The parts by weight of parts by weight of chromium oxide 1~3；
SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition be 28%
~35%；The loss on ignition of the modified pug is 4%~8%；
Fe in the high ferro clay2O3Weight/mass percentage composition be 5%~10%；The loss on ignition of the high ferro clay is 4%
~6%.
Preferably, the silica flour is high-purity concrete dynamic modulus silica flour that average grain diameter is 0.1 μm~0.9 μm, by crops
Formed through 900 DEG C~1100 DEG C calcinings.
Preferably, the flux is made up of potassium feldspar, albite, burning talcum, wollastonite and barium carbonate；
The potassium feldspar, albite, burn talcum, the mass ratio of wollastonite and barium carbonate is (18~20)：(3~5)：(3~
5)：(6~8)：(2~3).
Preferably, the modified pug is made up of Hubei mud and base mud；
The mass ratio of the Hubei mud and base mud is (19~24)：(6~8).
A kind of preparation method present invention also offers electroceramics with brown glaze, comprises the following steps：
A) electroceramics described in above-mentioned technical proposal is mixed with brown glaze glaze with water, carries out ball milling and sieving successively, obtain
The brown glaze slurry of electroceramics；
B) electroceramics that step a) is obtained is subjected to glazing with brown glaze slurry, then fired, obtain electroceramics with brown glaze.
Preferably, described in step a) in mechanical milling process, electroceramics is 1 with the mass ratio of the ball of brown glaze glaze, water and ball milling：
(0.7~0.9)：(1.5~2.5)；
The time of the ball milling is 3h~5h.
Preferably, the slot size to be sieved described in step a) is the mesh of 300 mesh~350, the surplus of sieving for 0.03%~
0.06%.
Preferably, the mode of glazing described in step b) is leaching glaze, and the glaze slip proportion of glazing is 40 ° of B é~50 ° B é, glazing
Thickness be 0.2mm~0.3mm.
Preferably, the process fired described in step b) uses firing with reductive flame；
The maturing range of the firing is 1240 DEG C~1330 DEG C, and soaking time is 2h~4h.
Present invention also offers a kind of electroceramics with brown glaze, the preparation method as the electroceramics described in above-mentioned technical proposal with brown glaze
It is prepared.
The invention provides a kind of electroceramics brown glaze glaze, electroceramics brown glaze and preparation method thereof, the brown glaze of the electroceramics
Glaze includes following components：The parts by weight of parts by weight of silica flour 22~24；The parts by weight of parts by weight of flux 32~41；The modified weight of pug 25
Measure the parts by weight of part~32；The parts by weight of parts by weight of high ferro clay 8~10；The parts by weight of parts by weight of manganese oxide 4~6；The parts by weight of chromium oxide 1
~3 parts by weight；SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition be
28%~35%；The loss on ignition of the modified pug is 4%~8%；Fe in the high ferro clay2O3Weight/mass percentage composition be
5%~10%；The loss on ignition of the high ferro clay is 4%~6%.Compared with prior art, the present invention uses certain content group
The brown glaze glaze formula of the electroceramics divided, cooperated by each component and its content, collective effect, improve the associativity of glaze
Can, while improving the suspension and viscosity of glaze, the electroceramics for making to be prepared is not likely to produce orange peel glaze, umbrella point bubble etc. with brown glaze and lacked
Fall into, can finally improve the mechanical performance of electroceramics and cold and hot stability simultaneously.
In addition, electroceramics provided by the invention is with the preparation method technique of brown glaze is simple, raw material is easy to get and nontoxic, pollution-free,
Cost is reduced while environmental protection.
Embodiment
Below in conjunction with the embodiment of the present invention, technical scheme is clearly and completely described, it is clear that institute
The embodiment of description is only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this hair
The scope of bright protection.
The invention provides a kind of electroceramics brown glaze glaze, including following components：
The parts by weight of parts by weight of silica flour 22~24；
The parts by weight of parts by weight of flux 32~41；
The parts by weight of modified parts by weight of pug 25~32；
The parts by weight of parts by weight of high ferro clay 8~10；
The parts by weight of parts by weight of manganese oxide 4~6；
The parts by weight of parts by weight of chromium oxide 1~3；
SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition be 28%
~35%；The loss on ignition of the modified pug is 4%~8%；
Fe in the high ferro clay2O3Weight/mass percentage composition be 5%~10%；The loss on ignition of the high ferro clay is 4%
~6%.
In the present invention, the silica flour is preferably high-purity concrete dynamic modulus silica flour that average grain diameter is 0.1 μm~0.9 μm,
More preferably average grain diameter is 0.5 μm of high-purity concrete dynamic modulus silica flour.In the present invention, the source of the silica flour is preferably by agriculture
Crop forms through 900 DEG C~1100 DEG C calcinings；The crops are preferably the stalk or husk of paddy, wheat, corn, the present invention
It is not specifically limited to this.In the present invention, the main function of the silica flour is to provide the SiO to form glaze host glass phase2,
Assign glaze paint high rigidity and certain thermal coefficient of expansion.In the present invention, the electroceramics with brown glaze glaze include 22 parts by weight~
The silica flour of 24 parts by weight, preferably 22 parts by weight.
In the present invention, the flux is preferably made up of potassium feldspar, albite, burning talcum, wollastonite and barium carbonate.This hair
The bright source to the flux is not particularly limited, and using above-mentioned potassium feldspar well known to those skilled in the art, albite, is burnt and is slided
Powder after the processing of stone, wollastonite and barium carbonate.In the present invention, the potassium feldspar, albite, burning talcum, wollastonite
Mass ratio with barium carbonate is preferably (18~20)：(3~5)：(3~5)：(6~8)：(2~3), more preferably 18.6：4.3：
3.5：7.1：2.In the present invention, the main function of the flux be reduce glaze melting temperature, make glaze layer have in high temperature compared with
Good mobility.In the present invention, the electroceramics includes the flux of the parts by weight of 32 parts by weight~41 with brown glaze glaze, is preferably
35.5 parts by weight.
In the present invention, SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Quality hundred
It is 28%~35% to divide content；The loss on ignition of the modified pug is 4%~8%.In the present invention, the modified pug except
SiO needed for formula is provided2With Al2O3Outside composition, moreover it is possible to glaze slip is kept suspension and viscosity, improve the high-temperature stream of glaze
Dynamic property, and glaze slip and base substrate is had more preferable associativity.In the present invention, the modified pug is preferably by Hubei mud and base mud
Composition.The present invention is not particularly limited to the source of the Hubei mud, is using selected raw ore well known to those skilled in the art
Can；The present invention is not particularly limited to the source of the base mud, using well known to those skilled in the art by apply the electricity
Porcelain pug made of the blank of the electrotechnical porcelain product of brown glaze.In the present invention, the mass ratio of the Hubei mud and base mud is excellent
Elect as (19~24)：(6~8), more preferably 20.6：6.6.In the present invention, the electroceramics includes 25 weight with brown glaze glaze
Part~32 parts by weight modification pug, preferably 27.2 parts by weight.
In the present invention, Fe in the high ferro clay2O3Weight/mass percentage composition be 5%~10%, preferably 6%~
8%；The loss on ignition of the high ferro clay is 4%~6%.In the present invention, the high ferro clay is except providing needed for formula
SiO2、Al2O3And Fe2O3Outside composition, moreover it is possible to glaze slip is kept suspension and viscosity, and improve Fe2O3Composition is matched somebody with somebody integrally
Compatibility in side.The present invention is not particularly limited to the source of the high ferro clay, and use is well known to those skilled in the art
Selected raw ore.In the present invention, the electroceramics includes the high ferro clay of the parts by weight of 8 parts by weight~10 with brown glaze glaze, excellent
Elect 8.2 parts by weight as.
The present invention is not particularly limited to the source of the manganese oxide and chromium oxide, and use is well known to those skilled in the art
Commercial goods.In the present invention, the electroceramics includes the manganese oxide of the parts by weight of 4 parts by weight~6 with brown glaze glaze, is preferably
4.6 parts by weight.In the present invention, the electroceramics includes the chromium oxide of the parts by weight of 1 parts by weight~3 with brown glaze glaze, and preferably 2.5
Parts by weight.
The brown glaze glaze formula of electroceramics of the invention using certain content component, passes through each component and its content phase interworking
Close, collective effect, on the one hand make that naturally there is compatibility between base glaze, improve the binding ability of glaze, and prior art
Electroceramics, to ensure the associativity between the suspension and base glaze of glaze slip, need to introduce 1~2 kind of clay original with brown glaze glaze formula
Material, the chemical composition and physical property otherness of clay raw material and blank can cause the associativity deficiency between base glaze；The opposing party
Face utilizes rational formula, improves the suspension and viscosity of glaze, and the electroceramics of prior art is solved with the side in brown glaze glaze formula
Stone, iron oxide red raw material (having certain toxicity) etc. have adverse effect to the suspension and viscosity of glaze, are also easy to produce orange peel glaze, umbrella point
The defects of bubble；Therefore, the electroceramics that electroceramics provided by the invention can make to be prepared with brown glaze glaze formula is not easy with brown glaze
The defects of producing orange peel glaze, umbrella point bubble, can finally improve the mechanical performance of electroceramics and cold and hot stability simultaneously.
A kind of preparation method present invention also offers electroceramics with brown glaze, comprises the following steps：
A) electroceramics described in above-mentioned technical proposal is mixed with brown glaze glaze with water, carries out ball milling and sieving successively, obtain
The brown glaze slurry of electroceramics；
B) electroceramics that step a) is obtained is subjected to glazing with brown glaze slurry, then fired, obtain electroceramics with brown glaze.
The present invention first mixes the electroceramics described in above-mentioned technical proposal with brown glaze glaze with water, carries out ball milling and mistake successively
Sieve, obtains electroceramics with brown glaze slurry.In the present invention, the electroceramics is that electroceramics described in above-mentioned technical proposal is used with brown glaze glaze
Brown glaze glaze, will not be repeated here.In the present invention, in the mechanical milling process, the electroceramics ball of brown glaze glaze, water and ball milling
Mass ratio is preferably 1：(0.7~0.9)：(1.5~2.5), more preferably 1：0.8：2.
In the present invention, the purpose of the ball milling is to make electroceramics levigate with each component in brown glaze glaze and be sufficiently mixed
It is even；The present invention is not particularly limited to the equipment of the ball milling, using ball mill well known to those skilled in the art.At this
In invention, the time of the ball milling is preferably 3h~5h, more preferably 4h.
After completing the mechanical milling process, the present invention is sieved the mixture after ball milling, obtains electroceramics with brown glaze slurry.
In the present invention, the slot size of the sieving is preferably the mesh of 300 mesh~350, more preferably 325 mesh；The surplus of the sieving
Preferably 0.03%~0.06%, more preferably 0.04%~0.05%.
The electroceramics is obtained with after brown glaze slurry, obtained electroceramics is carried out glazing by the present invention with brown glaze slurry, then is fired,
Electroceramics is obtained with brown glaze.In the present invention, the process of the glazing is preferably carried out on electroceramics blank；In currently preferred reality
Apply in example, the process of the glazing is preferably carried out in electroceramics blank strip.The present invention does not have to the source of the electroceramics blank
Electroceramics blank that is specifically limited, being prepared using electroceramics blank formulation well known to those skilled in the art.
In the present invention, the mode of the glazing is preferably to soak glaze, is specially：Electroceramics blank is entered into the brown glaze slip of electroceramics
After material, lifting comes out, natural drying.In the present invention, the glaze slip proportion of the glazing is preferably 40 ° of B é~50 ° B é, more preferably
For 46 ° of B é；The thickness of the glazing is preferably 0.2mm~0.3mm, more preferably 0.25mm~0.3mm.
In the present invention, the process of the firing preferably uses firing with reductive flame；It is not specifically limited to this by the present invention, such as
It can be fired using natural gas kiln well known to those skilled in the art.In the present invention, the maturing range of the firing
Preferably 1240 DEG C~1330 DEG C；The soaking time of the firing is preferably 2h~4h, more preferably 3h.
Present invention also offers a kind of electroceramics with brown glaze, the preparation method as the electroceramics described in above-mentioned technical proposal with brown glaze
It is prepared.The brown glaze glaze formula of electroceramics of the invention using certain content component, passes through each component and its content phase interworking
Close, collective effect, improve the binding ability of glaze, while improve the suspension and viscosity of glaze, the electroceramics for making to be prepared is used
Brown glaze is not likely to produce the defects of orange peel glaze, umbrella point bubble, can finally improve the mechanical performance of electroceramics and cold and hot stability simultaneously.
The invention provides a kind of electroceramics brown glaze glaze, electroceramics brown glaze and preparation method thereof, the brown glaze of the electroceramics
Glaze includes following components：The parts by weight of parts by weight of silica flour 22~24；The parts by weight of parts by weight of flux 32~41；The modified weight of pug 25
Measure the parts by weight of part~32；The parts by weight of parts by weight of high ferro clay 8~10；The parts by weight of parts by weight of manganese oxide 4~6；The parts by weight of chromium oxide 1
~3 parts by weight；SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition be
28%~35%；The loss on ignition of the modified pug is 4%~8%；Fe in the high ferro clay2O3Weight/mass percentage composition be
5%~10%；The loss on ignition of the high ferro clay is 4%~6%.Compared with prior art, the present invention uses certain content group
The brown glaze glaze formula of the electroceramics divided, cooperated by each component and its content, collective effect, improve the associativity of glaze
Can, while improving the suspension and viscosity of glaze, the electroceramics for making to be prepared is not likely to produce orange peel glaze, umbrella point bubble etc. with brown glaze and lacked
Fall into, can finally improve the mechanical performance of electroceramics and cold and hot stability simultaneously.
In addition, electroceramics provided by the invention is with the preparation method technique of brown glaze is simple, raw material is easy to get and nontoxic, pollution-free,
Cost is reduced while environmental protection.
In order to further illustrate the present invention, it is described in detail below by following examples.Following examples of the present invention
Silica flour used is high-purity concrete dynamic modulus silica flour that average grain diameter is 0.5 μm, by crops (such as straw of paddy, wheat, corn
Stalk or husk) formed through 1000 DEG C of calcinings；Potassium feldspar used, albite, burn after talcum, wollastonite and barium carbonate be processing
Powder；Hubei mud used, high ferro clay are selected raw ore；Base mud used is by apply the electroceramics with brown glaze
Pug made of the blank of electrotechnical porcelain product；Each component chemistry percentage composition and the loss on ignition ginseng at 1000 DEG C in each raw material above
It is shown in Table 1.
Each component chemistry percentage composition (%) and the burning at 1000 DEG C are lost in each raw material used in the embodiment of the present invention of table 1
Measure (%)
Embodiment 1
(1) electroceramics is as follows with brown glaze glaze formula：The parts by weight of silica flour 22, the parts by weight of potassium feldspar 18.6, the weight of albite 4.3
Part is measured, burns the parts by weight of talcum 3.5, the parts by weight of wollastonite 7.1, the parts by weight of Hubei mud 20.6, the parts by weight of barium carbonate 2, the weight of base mud 6.6
Measure part, the parts by weight of high ferro clay 8.2, the parts by weight of manganese oxide 4.6, the parts by weight of chromium oxide 2.5.
(2) by above-mentioned electroceramics with the ball of brown glaze glaze, water and ball milling according to mass ratio 1：0.8：2 carry out ball milling 4h, cross 325
Mesh sieve, the surplus of sieving is 0.04%~0.05%, obtains electroceramics with brown glaze slurry.
(3) above-mentioned electroceramics in electroceramics blank strip is subjected to glazing with brown glaze slurry：Electroceramics blank strip is immersed into glaze
The brown glaze slurry of the electroceramics that slurry proportion is 46 ° of B é, the thickness of glazing is 0.25~0.3mm；Then firing with reductive flame is used；
The maturing range of firing is 1240 DEG C~1330 DEG C, soaking time 3h；Obtain the bright and clean smooth, glaze colours of glaze paint and meet standard
In corresponding Meng Saier colour systems related colour card request electroceramics with brown glaze.
The electroceramics that the embodiment of the present invention 1 obtains is tested with the mechanical performance and cold and hot stability of brown glaze, as a result table
Bright, the electroceramics for having embodiment 1 to provide with the strip rupture strength of brown glaze is 219MPa, compared with the strip rupture strength without glaze
165MPa, about 33%, the electroceramics rupture strength 180MPa more of the prior art for having brown glaze are improved, improve 21.7%；Cold-hot
Shock property is 225 DEG C.
Meanwhile product is without open defects such as orange peel glaze, umbrella point bubbles.
Embodiment 2
(1) electroceramics is as follows with brown glaze glaze formula：The parts by weight of silica flour 24, the parts by weight of potassium feldspar 18, the weight of albite 3
Part, burn the parts by weight of talcum 3, the parts by weight of wollastonite 6, the parts by weight of Hubei mud 24, the parts by weight of barium carbonate 2, the parts by weight of base mud 6, high ferro
The parts by weight of clay 10, the parts by weight of manganese oxide 6, the parts by weight of chromium oxide 1.
(2) by above-mentioned electroceramics with the ball of brown glaze glaze, water and ball milling according to mass ratio 1：0.8：2 carry out ball milling 4h, cross 325
Mesh sieve, the surplus of sieving is 0.04%~0.05%, obtains electroceramics with brown glaze slurry.
(3) above-mentioned electroceramics in electroceramics blank strip is subjected to glazing with brown glaze slurry：Electroceramics blank strip is immersed into glaze
The brown glaze slurry of the electroceramics that slurry proportion is 46 ° of B é, the thickness of glazing is 0.25~0.3mm；Then firing with reductive flame is used；
The maturing range of firing is 1240 DEG C~1330 DEG C, soaking time 3h；Obtain the bright and clean smooth, glaze colours of glaze paint and meet standard
In corresponding Meng Saier colour systems related colour card request electroceramics with brown glaze.
The electroceramics that the embodiment of the present invention 2 obtains is tested with the mechanical performance and cold and hot stability of brown glaze, as a result table
Bright, the electroceramics for having embodiment 2 to provide with the strip rupture strength of brown glaze is 215MPa；Cold-hot shock property is 220 DEG C.
Meanwhile product is without open defects such as orange peel glaze, umbrella point bubbles.
Embodiment 3
(1) electroceramics is as follows with brown glaze glaze formula：The parts by weight of silica flour 22, the parts by weight of potassium feldspar 20, the weight of albite 5
Part, burn the parts by weight of talcum 5, the parts by weight of wollastonite 8, the parts by weight of Hubei mud 19, the parts by weight of barium carbonate 3, the parts by weight of base mud 8, high ferro
The parts by weight of clay 8, the parts by weight of manganese oxide 4, the parts by weight of chromium oxide 3.
(2) by above-mentioned electroceramics with the ball of brown glaze glaze, water and ball milling according to mass ratio 1：0.8：2 carry out ball milling 4h, cross 325
Mesh sieve, the surplus of sieving is 0.04%~0.05%, obtains electroceramics with brown glaze slurry.
(3) above-mentioned electroceramics in electroceramics blank strip is subjected to glazing with brown glaze slurry：Electroceramics blank strip is immersed into glaze
The brown glaze slurry of the electroceramics that slurry proportion is 46 ° of B é, the thickness of glazing is 0.25~0.3mm；Then firing with reductive flame is used；
The maturing range of firing is 1240 DEG C~1330 DEG C, soaking time 3h；Obtain the bright and clean smooth, glaze colours of glaze paint and meet standard
In corresponding Meng Saier colour systems related colour card request electroceramics with brown glaze.
The electroceramics that the embodiment of the present invention 3 obtains is tested with the mechanical performance and cold and hot stability of brown glaze, as a result table
Bright, the electroceramics for having embodiment 3 to provide with the strip rupture strength of brown glaze is 213MPa；Cold-hot shock property is 223 DEG C.
Meanwhile product is without open defects such as orange peel glaze, umbrella point bubbles.
The described above of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.It is right
A variety of modifications of these embodiments will be apparent for those skilled in the art, and as defined herein one
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
It will not be intended to be limited to the embodiments shown herein, and be to fit to consistent with principles disclosed herein and features of novelty
Most wide scope.
Claims (10)
1. a kind of electroceramics brown glaze glaze, including following components：
The parts by weight of parts by weight of silica flour 22~24；
The parts by weight of parts by weight of flux 32~41；
The parts by weight of modified parts by weight of pug 25~32；
The parts by weight of parts by weight of high ferro clay 8~10；
The parts by weight of parts by weight of manganese oxide 4~6；
The parts by weight of parts by weight of chromium oxide 1~3；
SiO in the modified pug2Weight/mass percentage composition be 50%~60%, Al2O3Weight/mass percentage composition for 28%~
35%；The loss on ignition of the modified pug is 4%~8%；
Fe in the high ferro clay2O3Weight/mass percentage composition be 5%~10%；The loss on ignition of the high ferro clay be 4%~
6%.
2. the brown glaze glaze of electroceramics according to claim 1, it is characterised in that the silica flour is that average grain diameter is 0.1 μ
High-purity concrete dynamic modulus silica flour of m~0.9 μm, formed by crops through 900 DEG C~1100 DEG C calcinings.
3. the brown glaze glaze of electroceramics according to claim 1, it is characterised in that the flux is by potassium feldspar, albite, burning
Talcum, wollastonite and barium carbonate composition；
The potassium feldspar, albite, burn talcum, the mass ratio of wollastonite and barium carbonate is (18~20)：(3~5)：(3~5)：
(6~8)：(2~3).
4. the brown glaze glaze of electroceramics according to claim 1, it is characterised in that the modified pug is by Hubei mud and base mud
Composition；
The mass ratio of the Hubei mud and base mud is (19~24)：(6~8).
5. a kind of electroceramics preparation method of brown glaze, comprises the following steps：
A) electroceramics described in any one of Claims 1 to 4 is mixed with brown glaze glaze with water, carries out ball milling and sieving successively, obtain
To electroceramics with brown glaze slurry；
B) electroceramics that step a) is obtained is subjected to glazing with brown glaze slurry, then fired, obtain electroceramics with brown glaze.
6. preparation method according to claim 5, it is characterised in that described in step a) in mechanical milling process, electroceramics palm fibre
The mass ratio of the ball of glaze glaze, water and ball milling is 1：(0.7~0.9)：(1.5~2.5)；
The time of the ball milling is 3h~5h.
7. preparation method according to claim 5, it is characterised in that the slot size to be sieved described in step a) is 300
The mesh of mesh~350, the surplus of sieving is 0.03%~0.06%.
8. preparation method according to claim 5, it is characterised in that the mode of glazing described in step b) is leaching glaze, is applied
The glaze slip proportion of glaze is 40 ° of B é~50 ° B é, and the thickness of glazing is 0.2mm~0.3mm.
9. preparation method according to claim 5, it is characterised in that the process fired described in step b) uses reducing flame
Burn till；
The maturing range of the firing is 1240 DEG C~1330 DEG C, and soaking time is 2h~4h.
10. a kind of brown glaze of electroceramics, is prepared as the electroceramics described in any one of claim 5~9 with the preparation method of brown glaze.
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