CN106116535A - A kind of multifunctional ceramic material and preparation technology thereof - Google Patents
A kind of multifunctional ceramic material and preparation technology thereof Download PDFInfo
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Abstract
The invention discloses a kind of multifunctional ceramic material, it forms and mass fraction is: carborundum 9 15 parts, luteium oxide 5 10 parts, aluminium oxide 38 parts, acetate 57 parts, Kaolin 49 parts, strontium aluminate 3 10 parts, waterglass 26 parts, Graphene 57 parts, Kaolin 48 parts, ceramic fibre 69 parts, Borax 48 parts, molybdenum dioxide 69 parts, Anhydrite 3 10 parts, 79 parts of ferrous sulfate, strontium aluminate 38 parts, 26 parts of Gypsum Fibrosum, boron nitride 6 10 parts, active catalyst 15 parts, epoxy resin 13 parts, alumina silicate fibre 8 13 parts, cordierite 11 13 parts, zirconium oxide 9 14 parts, aluminium oxide 7 15 parts, 58 parts of potter's clay, flint 13 parts.The ceramic material that the present invention provides, need not during use add glass cement, directly add water, there is good mechanical strength, there is good water absorption and antidetonation rate simultaneously, it is possible to reduce the breakage of porcelain, its breakdown strength and the modulus of rupture are high, durable in use, make ceramic material become purposes the most extensive, the Inorganic Non-metallic Materials that function is the most powerful.
Description
Technical field
The present invention relates to a kind of multifunctional ceramic material and preparation technology thereof.
Background technology
The invention of pottery is Chinese's major contributions to the mankind.Pottery has been constantly subjected to broad masses' since invention
Pay attention to and like, being ingredient important in human lives.Domestic porcelain liked by broad masses of the people for a long time and
Use, because it has the advantage that first, it is easy to wash and keep clean.Household china glaze light, fine and smooth, use after staiing
Easily wash away.Second, better heat stability, heat transfer is slow.3rd, stable chemical nature is durable in use.This point compares metallic article
As superior in bronze, brass or copper ware, ironware, aluminum device etc., household china has the ability that certain acid and alkali resistance, salt and carbon in atmosphere acid gas corrodes,
Being difficult to and these material generation chemical reactions, non-corrosive is aging.Existing pottery, in manufacturing process, needs to add glass cement,
To strengthen its intensity, but so can increase the cost of production, and glass cement also do certain harm to human body.
The class inorganic non-metallic material that ceramic material is made through shaping and high temperature sintering with naturally occurring or synthetic compound
Material, is the material that in engineering material, rigidity is best, hardness is the highest, has high fusing point (mostly more than 2000 DEG C), and at height
There is under temperature fabulous chemical stability；Its heat conductivity is less than metal material, or good heat-barrier material, when temperature becomes
During change, pottery has good dimensional stability, and ceramic material is the most oxidizable, and has good to acid, alkali, salt
Resistance to corrosion, and there is the advantage such as high-wearing feature, resistance to oxidation, can be used as structural material, cutter material.
But, it has been investigated that, the advantageous feature of ceramic material is a lot of but there is some shortcomings, such as tensile strength
Relatively low, plasticity and toughness are very poor.Can develop tensile strength strong, plasticity and toughness be high, the most multi-functional pottery of its purposes
Ceramic material, for technical key point.
Summary of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, it is provided that a kind of multifunctional ceramic material and
Preparation technology.
In order to solve above-mentioned technical problem, the invention provides following technical scheme:
One multifunctional ceramic material of the present invention, it forms and mass fraction is: carborundum 9-15 part, luteium oxide 5-10
Part, aluminium oxide 3-8 part, acetate 5-7 part, Kaolin 4-9 part, strontium aluminate 3-10 part, waterglass 2-6 part, Graphene 5-7 part,
Kaolin 4-8 part, ceramic fibre 6-9 part, Borax 4-8 part, molybdenum dioxide 6-9 part, Anhydrite 3-10 part, ferrous sulfate 7-9 part, aluminum
Acid strontium 3-8 part, Gypsum Fibrosum 2-6 part, boron nitride 6-10 part, active catalyst 1-5 part, epoxy resin 1-3 part, alumina silicate fibre 8-13
Part, cordierite 11-13 part, zirconium oxide 9-14 part, aluminium oxide 7-15 part, potter's clay 5-8 part, flint 1-3 part.
Further, its composition and mass fraction are: carborundum 10 parts, luteium oxide 8 parts, aluminium oxide 6 parts, acetate 6
Part, Kaolin 6 parts, strontium aluminate 6 parts, waterglass 4 parts, Graphene 6 parts, Kaolin 5 parts, ceramic fibre 7 parts, Borax 5 parts, dioxy
Change molybdenum 7 parts, Anhydrite 5 parts, 8 parts of ferrous sulfate, strontium aluminate 7 parts, 5 parts of Gypsum Fibrosum, boron nitride 7 parts, active catalyst 3 parts, asphalt mixtures modified by epoxy resin
2 parts of fat, alumina silicate fibre 10 parts, cordierite 12 parts, zirconium oxide 12 parts, aluminium oxide 10 parts, 6 parts of potter's clay, flint 2 parts.
Further, its composition and mass fraction are: carborundum 9 parts, luteium oxide 5 parts, aluminium oxide 8 parts, acetate 5
Part, Kaolin 9 parts, strontium aluminate 3 parts, waterglass 2 parts, Graphene 5 parts, Kaolin 4 parts, ceramic fibre 6 parts, Borax 4 parts, dioxy
Change molybdenum 6 parts, Anhydrite 3 parts, 7 parts of ferrous sulfate, strontium aluminate 3 parts, 2 parts of Gypsum Fibrosum, boron nitride 6 parts, active catalyst 1 part, asphalt mixtures modified by epoxy resin
1 part of fat, alumina silicate fibre 8 parts, cordierite 11 parts, zirconium oxide 9 parts, aluminium oxide 7 parts, 5 parts of potter's clay, flint 1 part.
Further, its composition and mass fraction are: carborundum 15 parts, luteium oxide 10 parts, aluminium oxide 8 parts, acetate 7
Part, Kaolin 9 parts, strontium aluminate 10 parts, waterglass 6 parts, Graphene 7 parts, Kaolin 8 parts, ceramic fibre 9 parts, Borax 8 parts, two
Molybdenum oxide 9 parts, Anhydrite 10 parts, 9 parts of ferrous sulfate, strontium aluminate 8 parts, 6 parts of Gypsum Fibrosum, boron nitride 10 parts, active catalyst 5 parts, ring
Epoxy resins 3 parts, alumina silicate fibre 13 parts, cordierite 13 parts, zirconium oxide 14 parts, aluminium oxide 15 parts, 8 parts of potter's clay, flint 3 parts.
Further, the alpha phase silicon carbide content in described carborundum is 99 parts, and oxygen content is less than 1 part；Described carborundum
Microscopic appearance is spherical particle, d50=4.5 ± 0.8 μm.
Further, the purity of described luteium oxide is 99.99%, and its microscopic appearance is irregular lamellar granule.
A kind of preparation method of multifunctional ceramic material, it comprises the following steps:
(1) by formula, raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 5-15mm, aluminium oxide abrading-ball
It is 3-7:1 with the mass ratio of material；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein propylene
The mass fraction of amide and methylene-bisacrylamide is respectively 1-2 part, 2-3 part, then stirs by constant temperature blender with magnetic force,
Speed of agitator is 300-400r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 120-150r/min, ball milling
Time is 4-6h, forms mixed slurry, and wherein, auxiliary agent slurry is 1:3-5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 10-20min under-10000Pa that mixed slurry is placed in vacuum, gets rid of mixing slurry
Bubble in material；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, treats
Mixed slurry surface is to continue after drying regime to be dried 1-3h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 15-30 DEG C/min, pressurize 25MPa, insulation
Pressurize 0.5-3h, hot pressed sintering prepares high strength ceramic material.
Further, comprise the following steps:
(1) by proportioning mixing, raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 10mm, and aluminium oxide grinds
The mass ratio of ball and material is 3:1；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein propylene
The mass fraction of amide and methylene-bisacrylamide is respectively 1.3 parts, 2.5 parts, then stirs by constant temperature blender with magnetic force,
Speed of agitator is 350r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 135r/min, Ball-milling Time
For 4.5h, forming mixed slurry, wherein, auxiliary agent slurry is 1:3.5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 15min under-10000Pa that mixed slurry is placed in vacuum, gets rid of mixed slurry
In bubble；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, treats
Mixed slurry surface is to continue after drying regime to be dried 2h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 20 DEG C/min, pressurize 25MPa, heat-insulation pressure keeping
1h, hot pressed sintering prepares high strength ceramic material.
Further, in step (3), on ball mill, rotating speed is 120r/min.
The present invention is reached to provide the benefit that:
The ceramic material that the present invention provides, need not during use add glass cement, directly adds water, have good machine
Tool intensity, has good water absorption and antidetonation rate simultaneously, it is possible to reduce the breakage of porcelain, its breakdown strength and the modulus of rupture
Height, durable in use, make ceramic material become purposes the most extensive, the Inorganic Non-metallic Materials that function is the most powerful.
Detailed description of the invention
Hereinafter the preferred embodiments of the present invention are illustrated, it will be appreciated that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
Embodiment 1
One multifunctional ceramic material of the present invention, it forms and mass fraction is: carborundum 9-15 part, luteium oxide 5-10
Part, aluminium oxide 3-8 part, acetate 5-7 part, Kaolin 4-9 part, strontium aluminate 3-10 part, waterglass 2-6 part, Graphene 5-7 part,
Kaolin 4-8 part, ceramic fibre 6-9 part, Borax 4-8 part, molybdenum dioxide 6-9 part, Anhydrite 3-10 part, ferrous sulfate 7-9 part, aluminum
Acid strontium 3-8 part, Gypsum Fibrosum 2-6 part, boron nitride 6-10 part, active catalyst 1-5 part, epoxy resin 1-3 part, alumina silicate fibre 8-13
Part, cordierite 11-13 part, zirconium oxide 9-14 part, aluminium oxide 7-15 part, potter's clay 5-8 part, flint 1-3 part.
Alpha phase silicon carbide content in described carborundum is 99 parts, and oxygen content is less than 1 part；The microscopic appearance of described carborundum
For spherical particle, d50=4.5 ± 0.8 μm.
The purity of described luteium oxide is 99.99%, and its microscopic appearance is irregular lamellar granule.
Embodiment 2
A kind of multifunctional ceramic material, it forms and mass fraction is: carborundum 10 parts, luteium oxide 8 parts, aluminium oxide 6
Part, acetate 6 parts, Kaolin 6 parts, strontium aluminate 6 parts, waterglass 4 parts, Graphene 6 parts, Kaolin 5 parts, ceramic fibre 7 parts, boron
5 parts of sand, molybdenum dioxide 7 parts, Anhydrite 5 parts, 8 parts of ferrous sulfate, strontium aluminate 7 parts, 5 parts of Gypsum Fibrosum, boron nitride 7 parts, active catalyst 3
Part, epoxy resin 2 parts, alumina silicate fibre 10 parts, cordierite 12 parts, zirconium oxide 12 parts, aluminium oxide 10 parts, 6 parts of potter's clay, flint 2
Part.
Alpha phase silicon carbide content in described carborundum is 99 parts, and oxygen content is less than 1 part；The microscopic appearance of described carborundum
For spherical particle, d50=4.5 ± 0.8 μm.
The purity of described luteium oxide is 99.99%, and its microscopic appearance is irregular lamellar granule.
Embodiment 3
A kind of multifunctional ceramic material, it forms and mass fraction is: carborundum 9 parts, luteium oxide 5 parts, aluminium oxide 8
Part, acetate 5 parts, Kaolin 9 parts, strontium aluminate 3 parts, waterglass 2 parts, Graphene 5 parts, Kaolin 4 parts, ceramic fibre 6 parts, boron
4 parts of sand, molybdenum dioxide 6 parts, Anhydrite 3 parts, 7 parts of ferrous sulfate, strontium aluminate 3 parts, 2 parts of Gypsum Fibrosum, boron nitride 6 parts, active catalyst 1
Part, epoxy resin 1 part, alumina silicate fibre 8 parts, cordierite 11 parts, zirconium oxide 9 parts, aluminium oxide 7 parts, 5 parts of potter's clay, flint 1 part.
Alpha phase silicon carbide content in described carborundum is 99 parts, and oxygen content is less than 1 part；The microscopic appearance of described carborundum
For spherical particle, d50=4.5 ± 0.8 μm.
The purity of described luteium oxide is 99.99%, and its microscopic appearance is irregular lamellar granule.
Embodiment 4
A kind of multifunctional ceramic material, it forms and mass fraction is: carborundum 15 parts, luteium oxide 10 parts, aluminium oxide 8
Part, acetate 7 parts, Kaolin 9 parts, strontium aluminate 10 parts, waterglass 6 parts, Graphene 7 parts, Kaolin 8 parts, ceramic fibre 9 parts,
Borax 8 parts, molybdenum dioxide 9 parts, Anhydrite 10 parts, 9 parts of ferrous sulfate, strontium aluminate 8 parts, 6 parts of Gypsum Fibrosum, boron nitride 10 parts, activity is urged
Agent 5 parts, epoxy resin 3 parts, alumina silicate fibre 13 parts, cordierite 13 parts, zirconium oxide 14 parts, aluminium oxide 15 parts, 8 parts of potter's clay,
Flint 3 parts.
Alpha phase silicon carbide content in described carborundum is 99 parts, and oxygen content is less than 1 part；The microscopic appearance of described carborundum
For spherical particle, d50=4.5 ± 0.8 μm.
The purity of described luteium oxide is 99.99%, and its microscopic appearance is irregular lamellar granule.
Embodiment 5
A kind of preparation method of multifunctional ceramic material, it comprises the following steps:
(1) by formula, raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 5-15mm, aluminium oxide abrading-ball
It is 3-7:1 with the mass ratio of material；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein propylene
The mass fraction of amide and methylene-bisacrylamide is respectively 1-2 part, 2-3 part, then stirs by constant temperature blender with magnetic force,
Speed of agitator is 300-400r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 120-150r/min, ball milling
Time is 4-6h, forms mixed slurry, and wherein, auxiliary agent slurry is 1:3-5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 10-20min under-10000Pa that mixed slurry is placed in vacuum, gets rid of mixing slurry
Bubble in material；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, treats
Mixed slurry surface is to continue after drying regime to be dried 1-3h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 15-30 DEG C/min, pressurize 25MPa, insulation
Pressurize 0.5-3h, hot pressed sintering prepares high strength ceramic material.
Embodiment 6
A kind of preparation method of multifunctional ceramic material, it comprises the following steps:
(1) by proportioning mixing, raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 10mm, and aluminium oxide grinds
The mass ratio of ball and material is 3:1；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein propylene
The mass fraction of amide and methylene-bisacrylamide is respectively 1.3 parts, 2.5 parts, then stirs by constant temperature blender with magnetic force,
Speed of agitator is 350r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 135r/min, Ball-milling Time
For 4.5h, forming mixed slurry, wherein, auxiliary agent slurry is 1:3.5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 15min under-10000Pa that mixed slurry is placed in vacuum, gets rid of mixed slurry
In bubble；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, treats
Mixed slurry surface is to continue after drying regime to be dried 2h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 20 DEG C/min, pressurize 25MPa, heat-insulation pressure keeping
1h, hot pressed sintering prepares high strength ceramic material.
Embodiment 7
A kind of preparation method of multifunctional ceramic material, it comprises the following steps:
In step (3), on ball mill, rotating speed is 120r/min.
Finally it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to the present invention,
Although being described in detail the present invention with reference to previous embodiment, for a person skilled in the art, it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent.
All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (9)
1. a multifunctional ceramic material, it is characterised in that it forms and mass fraction is: carborundum 9-15 part, luteium oxide
5-10 part, aluminium oxide 3-8 part, acetate 5-7 part, Kaolin 4-9 part, strontium aluminate 3-10 part, waterglass 2-6 part, Graphene 5-7
Part, Kaolin 4-8 part, ceramic fibre 6-9 part, Borax 4-8 part, molybdenum dioxide 6-9 part, Anhydrite 3-10 part, ferrous sulfate 7-9
Part, strontium aluminate 3-8 part, Gypsum Fibrosum 2-6 part, boron nitride 6-10 part, active catalyst 1-5 part, epoxy resin 1-3 part, aluminium silicate fiber
Dimension 8-13 part, cordierite 11-13 part, zirconium oxide 9-14 part, aluminium oxide 7-15 part, potter's clay 5-8 part, flint 1-3 part.
A kind of multifunctional ceramic material the most according to claim 1, it is characterised in that it forms and mass fraction is:
Carborundum 10 parts, luteium oxide 8 parts, aluminium oxide 6 parts, acetate 6 parts, Kaolin 6 parts, strontium aluminate 6 parts, waterglass 4 parts, Graphene
6 parts, Kaolin 5 parts, ceramic fibre 7 parts, Borax 5 parts, molybdenum dioxide 7 parts, Anhydrite 5 parts, 8 parts of ferrous sulfate, strontium aluminate 7 parts,
5 parts of Gypsum Fibrosum, boron nitride 7 parts, active catalyst 3 parts, epoxy resin 2 parts, alumina silicate fibre 10 parts, cordierite 12 parts, zirconium oxide
12 parts, aluminium oxide 10 parts, 6 parts of potter's clay, flint 2 parts.
A kind of multifunctional ceramic material the most according to claim 1, it is characterised in that it forms and mass fraction is:
Carborundum 9 parts, luteium oxide 5 parts, aluminium oxide 8 parts, acetate 5 parts, Kaolin 9 parts, strontium aluminate 3 parts, waterglass 2 parts, Graphene 5
Part, Kaolin 4 parts, ceramic fibre 6 parts, Borax 4 parts, molybdenum dioxide 6 parts, Anhydrite 3 parts, 7 parts of ferrous sulfate, strontium aluminate 3 parts, stone
Cream 2 parts, boron nitride 6 parts, active catalyst 1 part, epoxy resin 1 part, alumina silicate fibre 8 parts, cordierite 11 parts, zirconium oxide 9 parts,
Aluminium oxide 7 parts, 5 parts of potter's clay, flint 1 part.
A kind of multifunctional ceramic material the most according to claim 1, it is characterised in that it forms and mass fraction is:
Carborundum 15 parts, luteium oxide 10 parts, aluminium oxide 8 parts, acetate 7 parts, Kaolin 9 parts, strontium aluminate 10 parts, waterglass 6 parts, graphite
7 parts of alkene, Kaolin 8 parts, ceramic fibre 9 parts, Borax 8 parts, molybdenum dioxide 9 parts, Anhydrite 10 parts, 9 parts of ferrous sulfate, strontium aluminate 8
Part, 6 parts of Gypsum Fibrosum, boron nitride 10 parts, active catalyst 5 parts, epoxy resin 3 parts, alumina silicate fibre 13 parts, cordierite 13 parts, oxygen
Change zirconium 14 parts, aluminium oxide 15 parts, 8 parts of potter's clay, flint 3 parts.
A kind of multifunctional ceramic material the most according to claim 1, it is characterised in that the α phase carbonization in described carborundum
Silicone content is 99 parts, and oxygen content is less than 1 part；The microscopic appearance of described carborundum is spherical particle, d50=4.5 ± 0.8 μm.
A kind of multifunctional ceramic material the most according to claim 1, it is characterised in that the purity of described luteium oxide is
99.99%, its microscopic appearance is irregular lamellar granule.
7. according to the preparation method of a kind of multifunctional ceramic material described in claim 1 to 6 any one, it is characterised in that
Comprise the following steps:
(1) by formula, raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 5-15mm, aluminium oxide abrading-ball and thing
The mass ratio of material is 3-7:1；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein acrylamide
And the mass fraction of methylene-bisacrylamide is respectively 1-2 part, 2-3 part, then stir by constant temperature blender with magnetic force, stirring
Rotating speed is 300-400r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 120-150r/min, Ball-milling Time
For 4-6h, forming mixed slurry, wherein, auxiliary agent slurry is 1:3-5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 10-20min under-10000Pa that mixed slurry is placed in vacuum, gets rid of in mixed slurry
Bubble；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, to be mixed
Pulp surface is to continue after drying regime to be dried 1-3h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 15-30 DEG C/min, pressurize 25MPa, heat-insulation pressure keeping
0.5-3h, hot pressed sintering prepares high strength ceramic material.
The preparation method of multifunctional ceramic material the most according to claim 7, it is characterised in that comprise the following steps:
(1) by proportioning mixing raw material being put into ball mill, abrading-ball selects the aluminium oxide abrading-ball of a diameter of 10mm, aluminium oxide abrading-ball and
The mass ratio of material is 3:1；
(2) organic monomer acrylamide and cross-linking agent methylene-bisacrylamide are dissolved in deionized water, wherein acrylamide
And the mass fraction of methylene-bisacrylamide is respectively 1.3 parts, 2.5 parts, then stir by constant temperature blender with magnetic force, stirring
Rotating speed is 350r/min, and stirring 5-6min forms uniform auxiliary agent slurry；
(3) being fixed on ball mill after auxiliary agent slurry being injected ball grinder and sealing, rotating speed is 135r/min, and Ball-milling Time is
4.5h, forms mixed slurry, and wherein, auxiliary agent slurry is 1:3.5 with the mass ratio of carborundum；
(4), after ball milling completes, it is degasification 15min under-10000Pa that mixed slurry is placed in vacuum, gets rid of in mixed slurry
Bubble；
(5) being poured out by the mixed slurry after degasification, put into heat drying in vacuum drying oven, initial temperature is set to 60 DEG C, to be mixed
Pulp surface is to continue after drying regime to be dried 2h at 100 DEG C again, puts in graphite jig after drying；
(6) under N2 atmosphere protection, being heated to 1250 DEG C with the heating rate of 20 DEG C/min, pressurize 25MPa, heat-insulation pressure keeping 1h,
Hot pressed sintering prepares high strength ceramic material.
The preparation method of multifunctional ceramic material the most according to claim 7, it is characterised in that in step (3), ball mill
On, rotating speed is 120r/min.
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Application publication date: 20161116 |