CN106699139B - A kind of grinding head ceramic material - Google Patents
A kind of grinding head ceramic material Download PDFInfo
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- CN106699139B CN106699139B CN201710059716.2A CN201710059716A CN106699139B CN 106699139 B CN106699139 B CN 106699139B CN 201710059716 A CN201710059716 A CN 201710059716A CN 106699139 B CN106699139 B CN 106699139B
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- grinding head
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- silica
- magnesia
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- 238000000227 grinding Methods 0.000 title claims abstract description 116
- 229910010293 ceramic material Inorganic materials 0.000 title claims abstract description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 75
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 56
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 54
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 50
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 28
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 27
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 26
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910001928 zirconium oxide Inorganic materials 0.000 claims abstract description 23
- 238000000465 moulding Methods 0.000 claims description 25
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 241000790917 Dioxys <bee> Species 0.000 claims 1
- 239000000919 ceramic Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical group [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 208000012868 Overgrowth Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Classifications
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J42/00—Coffee mills; Spice mills
- A47J42/38—Parts or details
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The present invention relates to a kind of grinding head ceramic materials, include outer grinding head material and interior grinding head material；The outer grinding head material is organized by weight percentage to be become, aluminium oxide 80%-90%, magnesia 5%-15%, silica 3%-10% and the titanium dioxide 3%-5% of purity >=99%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide 50%-60% of purity >=99%, the zirconium oxide 20%-30% of purity >=94%, magnesia 5%-15%, silica 3%-10% and titanium dioxide 12-20%.The defect of existing ceramic material can be overcome by this material, realized that outer grinding head material and interior grinding-material are manufactured using ceramics, and reduce the dosage of zirconium oxide, reduced production cost.
Description
Technical field
The invention belongs to kitchen tools and ceramic material fields, in particular to a kind of for producing the ceramics of dismembyator for kitchen use
Bistrique material composition.
Background technique
Now by mode that particulate species flavouring crushes substantially there are three types of: one is in a manner of traditional smash to pieces etc. into
Row grinding；One is take at any time after largely crushing by flavouring；Another is that amount as needed is ground at any time.These three
In mode, traditional approach grinding is time-consuming and laborious, and the equipment smashed to pieces is larger, inconvenient to use.Flavouring is subjected to a large amount of powder
The mode that can be used at any time after broken, it is relatively simple from using, but the shortcomings that this mode is after flavouring is pulverized, to break
It is broken the guard system of former flavouring, oxidation reaction is caused to accelerate, is easy that flavouring is made to reduce or lose its effect.In order to change
The shortcomings that above two flavouring grinding mode, is widely used with with a kind of Manual polisher of mill now.And this
Device it is small in size, it is easy to use, can be placed directly on dining table, flavouring is voluntarily ground according to personal taste.
The Manual polisher now used consists essentially of following components, and shell is pacified for accommodating particulate species flavouring
Loaded on the dismembyator on shell, dismembyator has generally comprised interior grinding machine head, outer grinding machine head and lid etc..Not according to the mode used
Together, interior grinding machine head rotation and outer grinding machine head rotation dismembyator can be divided into.It needs to dismembyator dismembyator is also with good grounds
The device that the grain graininess of flavouring is adjusted is crushed, and the structures such as lid for health.It can be said that this now all
Class Manual polisher is not only realized with the function with mill, but also increases the enjoyment of diet.
The current material in manufacture dismembyator bistrique has metal or highstrenghtpiston, also has technology to consider using stone material, but
Be stone material intensity it is not high and easy to crack can not really come into operation.The intensity of metal grinding head is fine, but resistant to chemical etching
Property it is poor, if for some time without using just having corrosion phenomena.Highstrenghtpiston can also be used as bistrique use, but its is wear-resisting
Property it is poor, after a period of use, gap between bistrique increases, so that the frequency of replacement bistrique is higher.
For this problem, prior art proposition uses ceramics as bistrique material, but because of the poor ductility of ceramics, must
Assembling must be completed in mold process or is assembled after just burn, and to guarantee to be sintered finally in an assembling process
It is able to maintain relative rotation after, and can guarantee that gap is little, manufacture difficulty is excessive and at high cost, hardly results in and pushes away
Extensively.Therefore, the ceramic bistrique now used is single side, i.e., only outer grinding head or interior grinding head are ceramics manufacture, another side
For metal or highstrenghtpiston.
For this purpose, applicant proposes a kind of ceramic grinding head material technical solution of dismembyator, and in the technical scheme, grinding
The inside and outside of the grinding head of device is all made of ceramic material, and is made up of the material of interior grinding head composition and the material of outer grinding head
Difference overcome the poor ductility because of ceramics, grinding head it is inside and outside using the big problem of manufacture difficulty of ceramic material.
In the technical scheme, the material of outer grinding head forms is by weight percentage, the aluminium oxide of 80%-90%,
The magnesia of 5%-15% and the silica of 3-10%；The material of interior grinding head forms, 25%-45%'s
Aluminium oxide, the zirconium oxide of 45%-55%, the magnesia of 5%-15% and 3%-10% silica.Existed using zirconia ceramics
Volume change can occur during by the opposite tetragonal phase converting of monocline, and volume change can occur round about while cooling
The phenomenon that change, and aluminium oxide, in temperature changing process, the variation of volume can be ignored, and the variation of its volume after assembling
Meet last clearance requirement.
But in this technology, zirconia components are largely used, the higher cost of zirconium oxide leads to the cost of final products
It is higher.
Summary of the invention
The object of the present invention is to provide a kind of grinding head ceramic materials, can overcome existing ceramic material by this material
The defect of material realizes that outer grinding head material and interior grinding-material are manufactured using ceramics, and reduces production cost.
The present invention is achieved by the following technical solutions:
A kind of grinding head ceramic material includes outer grinding head material and interior grinding head material；The outer grinding head material
Material group by weight percentage becomes, aluminium oxide 80%-90%, magnesia 5%-15%, the silica 3%- of purity >=99%
10% and titanium dioxide 3%-5%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide of purity >=99%
50%-60%, the zirconium oxide 20%-30% of purity >=94%, magnesia 5%-15%, silica 3%-10% and titanium dioxide
12%-20%.
Preferably, the amount of titanium in the interior grinding head is the titanium dioxide in the outer grinding head
3-5 times of dosage.
Preferably, the sum of dosage of the magnesia in the outer grinding head and the silica and the interior grinding head
In the magnesia it is equal with the sum of the dosage of the silica.
Preferably, the outer grinding head material is organized become by weight percentage, aluminium oxide 82.5%, the oxygen of purity >=99%
Change magnesium 8%, silica 6% and titanium dioxide 3.5%；The interior grinding head material is organized by weight percentage to be become, and purity >=
Zirconium oxide 20%, magnesia 7%, silica 7% and the titanium dioxide 14% of 99% aluminium oxide 52%, purity >=94%.
It further, further include having inhibitor, the inhibitor is saturated calcium hydroxide solution.
The outer grinding head is 420MPa-450MPa at molding pressure, and interior grinding head is 420MPa- at molding pressure
450MPa；And interior grinding head at molding pressure be greater than outer grinding head at molding pressure.
The beneficial effects of the present invention are:
By the technical program, the interior grinding head and outer grinding head simultaneous processing that can be realized dismembyator bistrique are burnt jointly
System, and volume change can occur during tetragonal phase converting opposite by monocline using zirconia ceramics, and while cooling
Again can there is a phenomenon where volume changes round about, and aluminium oxide, in temperature changing process, the variation of volume can be ignored,
And the variation of its volume meets last clearance requirement after assembling.
Meanwhile the application is in interior grinding head and outer grinding head by being added titanium dioxide component, and passes through interior grinding
The dosage of titanium dioxide is 3-5 times of dosage of the titanium dioxide in outer grinding head in head, after guaranteeing to fire interior grinding head and
The gap of outer grinding head meets outside bistrique requirement, and the dosage of zirconium oxide is also made to reduce half or so.
By the use of the titanium dioxide in interior grinding head and outer grinding head, so that interior grinding head after firing and grinding outside
The surface of bistrique is finer and smoother, while the cost of titanium dioxide is only a quarter of zirconium oxide.
Specific embodiment
Carry out the technical solution that the present invention will be described in detail by the following examples, it should be appreciated that embodiment below is only
It is exemplary, is only capable of for explanation and illustration technical solution of the present invention, and be not to be construed as to technical solution of the present invention
Limitation.
Because bistrique includes two parts, just it is able to achieve and is ground by the mutual cooperation that two parts are ground.Institute in the present invention
The outer grinding head of explanation refers to the grinding outside the bistrique of dismembyator；Interior grinding head refers to the mill inside the bistrique of dismembyator
Piece.In this application, it is described it is inside and outside be relative concept.
A kind of grinding head ceramic material includes outer grinding head material and interior grinding head material；The outer grinding head material
Material group by weight percentage becomes, aluminium oxide 80%-90%, magnesia 5%-15%, the silica 3%- of purity >=99%
10% and titanium dioxide 3%-5%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide of purity >=99%
50%-60%, the zirconium oxide 20%-30% of purity >=94%, magnesia 5%-15%, silica 3%-10% and titanium dioxide
12%-20%.
In this application, it is mainly the object according to zirconium oxide that the ceramic material based on zirconium oxide is used in interior grinding-material
Change characteristic comprising there are three types of crystallographic system, monoclinic phase system, tetragonal phase system and cubic system, and at 1000 DEG C or more, zirconium oxide meeting
Tetragonal phase system is changed by monoclinic phase system, in this course, volume can have greatly changed, i.e., volume increases, and cold
When but, zirconium oxide can change round about again, i.e., changed from tetragonal phase system to monoclinic phase system, and at this moment volume can reduce, but
That to will lead to volume change when the too high levels of zirconium oxide excessive and crack, therefore, the zirconium oxide that existing technology uses with
It is based on 50 no more than weight ratio.And the application has found opening for the interior grinding head as made from this technology according to research and experiment
The rate of splitting can be disregarded.
In this application, the amount of titanium in interior grinding head is the titanium dioxide in the outer grinding head
3-5 times of dosage, preferably 4 times.
In this application, the sum of the magnesia in the outer grinding head and the dosage of the silica interior are ground with described
The magnesia in bistrique is equal with the sum of the dosage of the silica, and the dosage for being not required for magnesia herein is ground inside
Or silica equal with dosage in outer grinding head is equal with the dosage in outer grinding head in interior grinding head in head.The application
In, lead to magnesia and silica is equal with the dosage in outer grinding head in interior grinding head, to balance interior grinding head and outer grinding
Deflection of the head in sintering procedure, so that the deflection between interior grinding head and outer grinding head passes through titanium dioxide and zirconium oxide
It adjusts, in this way while guaranteeing gap, improves accepted product percentage.
It further include having inhibitor, the inhibitor is saturated calcium hydroxide solution.The use of inhibitor is primarily used to
Inhibit tissue overgrowth of the aluminium oxide in high temperature refining process.
The outer grinding head is 420MPa-450MPa at molding pressure, and interior grinding head is 420MPa- at molding pressure
450MPa.In this application, it although containing zirconium oxide in the material composition of interior grinding head, is carried out by the technical solution of the application
Analysis and verifying repeatedly do not need to prevent the cracking of interior grinding head by increasing molding because of the addition of titanium dioxide, because
This also can effectively reduce energy consumption by the molding of grinding head in reducing.
It is described in detail below by way of specific embodiment:
Embodiment 1
In the present embodiment, outer grinding head material is organized become by weight percentage, the aluminium oxide 82.5% of purity >=99%,
Magnesia 8%, silica 6% and titanium dioxide 3.5%；The interior grinding head material is organized by weight percentage to be become, and purity >=
Zirconium oxide 20%, magnesia 7%, silica 8% and the titanium dioxide 14% of 99% aluminium oxide 52%, purity >=94%.It adopts
It is outer grinding head at molding pressure at molding pressure is 430MPa, interior grinding head is 450MPa at molding pressure；Just burn temperature
It is 700 DEG C -800 DEG C for outer grinding head, interior grinding head is 550 DEG C -600 DEG C；Then it is finally fired in two stages, here
Two stages refer to that temperature ramp de carries out in two stages, final refining temperature be 1675 DEG C -1685 DEG C；Refining uses hydrogen
Steam stove.The present embodiment is optimal technical solution.
Embodiment 2
In the present embodiment and later each embodiment, what is changed is only the composition of each material and at molding pressure, remaining
Part is same as Example 1.
Outer grinding head material is organized by weight percentage to be become, the aluminium oxide 80% of purity >=99%, magnesia 12%, oxidation
Silicon 5% and titanium dioxide 3%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide 50% of purity >=99%,
Zirconium oxide 25%, magnesia 5%, silica 5% and the titanium dioxide 15% of purity >=94%.Use at molding pressure to grind outside
Bistrique is 410MPa at molding pressure, and interior grinding head is 430MPa at molding pressure.
Embodiment 3
Outer grinding head material is organized by weight percentage to be become, the aluminium oxide 85% of purity >=99%, magnesia 6%, oxidation
Silicon 5% and titanium dioxide 4%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide 55% of purity >=99%,
Zirconium oxide 27%, magnesia 3%, the silica 3% and 12% of purity >=94%.Use at molding pressure for outer grinding head at
Molding pressure is 420MPa, and interior grinding head is 440MPa at molding pressure.
Embodiment 4
Outer grinding head material is organized by weight percentage to be become, the aluminium oxide 86% of purity >=99%, magnesia 3%, oxidation
Silicon 6% and titanium dioxide 5%；The interior grinding head material is organized by weight percentage to be become, the aluminium oxide 51% of purity >=99%,
Zirconium oxide 20%, magnesia 3% and the silica 6% and titanium dioxide 20% of purity >=94%.Using is outer at molding pressure
Grinding head is 420MPa at molding pressure, and interior grinding head is 450MPa at molding pressure.
The above is only the specific descriptions to technical solution of the present invention, and certain those skilled in the art can be according to this
Technical solution improves, these improvement should be considered as in protection scope of the present invention.
Claims (4)
1. a kind of grinding head ceramic material includes outer grinding head material and interior grinding head material；It is characterized by: described outer
Grinding head material is organized by weight percentage to be become, the aluminium oxide 80%-90% of purity >=99%, magnesia 5%-15%, oxidation
Silicon 3%-10% and titanium dioxide 3%-5%, and the sum of each component is 100%；The interior grinding head material is by weight percentage
Group becomes, the aluminium oxide 50%-60% of purity >=99%, the zirconium oxide 20%-30% of purity >=94%, magnesia 5%-
15%, silica 3%-10% and titanium dioxide 12%-20%；
The outer grinding head is 420MPa-450MPa at molding pressure, and interior grinding head is 420MPa-450MPa at molding pressure；
And interior grinding head at molding pressure be greater than outer grinding head at molding pressure.
2. grinding head ceramic material according to claim 1, it is characterised in that: the dioxy in the interior grinding head
Change 3-5 times that titanium dosage is the amount of titanium in the outer grinding head.
3. grinding head ceramic material according to claim 1, it is characterised in that: the oxidation in the outer grinding head
The sum of the dosage phase of the sum of magnesium and the dosage of the silica and the magnesia and the silica in the interior grinding head
Deng.
4. grinding head ceramic material according to claim 3, it is characterised in that: the outer grinding head material by weight hundred
Dividing becomes than group, aluminium oxide 82.5%, magnesia 8%, silica 6% and the titanium dioxide 3.5% of purity >=99%；In described
Grinding head material is organized become by weight percentage, zirconium oxide 20%, the oxygen of the aluminium oxide 52% of purity >=99%, purity >=94%
Change magnesium 7%, silica 7% and titanium dioxide 14%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059716.2A CN106699139B (en) | 2017-01-24 | 2017-01-24 | A kind of grinding head ceramic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710059716.2A CN106699139B (en) | 2017-01-24 | 2017-01-24 | A kind of grinding head ceramic material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106699139A CN106699139A (en) | 2017-05-24 |
| CN106699139B true CN106699139B (en) | 2019-10-25 |
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| CN201710059716.2A Active CN106699139B (en) | 2017-01-24 | 2017-01-24 | A kind of grinding head ceramic material |
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| CN111973010A (en) * | 2020-08-18 | 2020-11-24 | 宁波厨聚厨房科技有限公司 | Seasoning grinder provided with rotary handle |
| CN114073425B (en) * | 2020-08-18 | 2024-04-19 | 宁波厨聚厨房科技有限公司 | Portable grinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2778144A1 (en) * | 2013-03-11 | 2014-09-17 | Keramik Holding AG Laufen | Ceramic Material |
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| US8481438B2 (en) * | 2008-06-13 | 2013-07-09 | Washington Mills Management, Inc. | Very low packing density ceramic abrasive grits and methods of producing and using the same |
| FR2936970B1 (en) * | 2008-10-09 | 2010-12-24 | Saint Gobain Ct Recherches | FILLED GRAIN ABRASIVES |
| CN103387385B (en) * | 2013-07-30 | 2014-12-17 | 宁波厨聚厨房科技有限公司 | Ceramic grinding head material for grinder |
| DE102016100196A1 (en) * | 2015-02-06 | 2016-08-11 | Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh | Shaped sintered abrasive grains based on alumina with fractions of mineralogical phases consisting of mullite, tialite and / or armalcolite and baddeleyite and / or Srilankit and a process for their preparation |
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