CN105837184B - Extra heavy magnalium pottery grinding stone - Google Patents
Extra heavy magnalium pottery grinding stone Download PDFInfo
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- CN105837184B CN105837184B CN201610172299.8A CN201610172299A CN105837184B CN 105837184 B CN105837184 B CN 105837184B CN 201610172299 A CN201610172299 A CN 201610172299A CN 105837184 B CN105837184 B CN 105837184B
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- magnalium
- grinding stone
- extra heavy
- pottery
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Classifications
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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
- 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
-
- 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
-
- 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
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
-
- 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
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
Abstract
The present invention relates to a kind of extra heavy magnalium potteries to grind stone material, with Al2O380-85 parts, MgO 3-8 wt%, Fe2O34-7 parts, CaO2-5 parts and 3-7 parts of auxiliary material are raw material, are sintered under the conditions of 1450 °C -1520 °C after green compact are made.Use Na2SiO3Aqueous solution and TiCl4Reaction forms a kind of uniform colloid, substitutes traditional high molecular material as binder, reduces degreasing in preparation process(De- binder)Step;Due to the use of Na2SiO3With TiCl4Hydrolysate forms titan silicate colloid as inorganic binder, and finer and close using grinding stone internal structure, material has density high, and quality is big, low wear rate, and stock-removing efficiency is high, is suitble to processing hard metal.Simple for process, processing cost is low, is suitble to industrialized production.
Description
Technical field
The invention belongs to grinding-material technical field more particularly to a kind of extra heavy magnalium pottery grinding stones.
Background technology
Grinding stone refers to for shaking(Grinding)Polishing machine rolls(Grinding)Polishing machine simultaneously can be used for centrifuging(It grinds
Mill)Polishing machine, eddy current type(Grinding)Polishing machine etc. is other(Grinding)All kinds of abrasive materials in polishing machine.Grinding stone is that metal grinding is thrown
Indispensable rapidoprint in photoreduction process.Mainly have:Brown Alundum grinding stone, resin ground stone, ceramic grinding stone, alumina porcelain are ground
Several big types such as grinding stone, high frequency porcelain grinding stone.
Ceramic grinding stone is mainly characterized by that grinding force is medium, is mainly used for the middle mill of various hardware industry products.Mainly
Suitable for vibrations(Grinding)Polishing machine rolls(Grinding)Polishing machine, while can also centrifuge(Grinding)Polishing machine, eddy current type(It grinds
Mill)Polishing machine etc. is other(Grinding)It is used in polishing machine.
With Al2O3--SiO2For main component, contain the oxide pottery of the mineralizers such as a certain amount of Ba, Ca, Zr, Mg simultaneously
Porcelain belongs to alumina porcelain.Wherein Al2O3Content should be in 45%-99%.The proportion of alumina porcelain grinding stone is in 3.4g/cm3More than, just by
Referred to as extra heavy ceramics.Under normal circumstances, alumina porcelain grinding stone alumina content is more than 75%, crisp as alumina content increases
Property also increases, so comparing for aluminium alloy, kirsite, copper, resin(Plastics)Deng the product surface Throwing light that the material is soft, it is electroplated
Preceding fine grinding is usually used in family property hardware(Such as knob, lockset)And luggage hardware(Such as belt fastener, bag buckle, shoe buckle).With gold
Belong to the rapid development of material, alumina porcelain grinding stone seems that no advantage, grinding stone are easy in terms of the grinding and polishing of hard alloy
It bursts apart, stock-removing efficiency is very low.
Invention content
In order to solve the above technical problems, the present invention provides a kind of extra heavy magnalium pottery grinding stone, which has proportion
Greatly, density is high, and stock-removing efficiency is high, is suitble to processing hard metal, precision machinery metal component.
The invention is realized by the following technical scheme.
A kind of extra heavy magnalium pottery grinding stone, which is characterized in that be made of following parts by weight of raw materials:Al2O3 80-85
Part, 3-8 parts of MgO, Fe2O33-7 parts of 4-7 parts, 2-5 parts of CaO and auxiliary material, wherein auxiliary material is Na2SiO3 2-6 parts, TiCl4
1.0-2.0 part.
Preferably, the extra heavy magnalium pottery grinding stone, is made of following raw material composition:Al2O3 82-85wt%、MgO
4-7 parts, Fe2O34-6 parts, 3-5 parts of CaO and Na2SiO3 3-5 parts, TiCl41.0 part.
It is highly preferred that the extra heavy magnalium pottery grinding stone, is made of following raw material composition:Al2O382 parts, MgO 5
Part, Fe2O35 parts, 3 parts of CaO and Na2SiO34 parts, TiCl41.0 part.
The auxiliary material is Na2SiO3And TiCl4, wherein Na2SiO35-6 parts, TiCl41.0-2.0 part.
The extra heavy magnalium pottery grinding stone, proportion are 3.4-3.6 g/cm3。
The present invention is extra heavy, and magnalium pottery grinding stone is prepared by following steps:
1, raw material major ingredient Al is weighed by setting ratio2O3Powder, MgO powder, Fe2O3Powder and CaO powder;
2, the raw material weighed up is mixed, grinding is uniform;
3, by Na2SiO3It is 5-10% aqueous solutions to be made into weight concentration, is gradually added TiCl4, it is kept stirring in adition process,
Form a kind of homogeneous system;
4, the material of step 2 and step 3 is uniformly mixed;Suitable quantity of water is added, dry paste is stirred into;
5, paste material is poured into die cast in mold, low temperature drying;
6, the molding ceramic green of drying is kept the temperature 1-3 hours under the conditions of 1450 °C -1520 °C of high temperature, obtains extra heavy aluminium
Magnesium pottery grinding stone.
In the present invention, Fe2O3With Al2O3Lattice constant is close, and can activate lattice, with Al2O3Solid solution is formed, pottery is made
Porcelain is easy to recrystallize and be sintered, while increasing the mechanical performance of ceramics, improves ceramic proportion and toughness.MgO and CaO can with it is other
Ingredient forms binary, ternary or polynary eutectic in sintering process, thus greatly reduces the sintering of aluminium oxide ceramics
Temperature.
Extra heavy magnalium pottery grinding stone of the invention, is a kind of alumina porcelain grinding stone, compared with prior art, present invention tool
There are following characteristics:
1, material of the present invention has density high, and quality is big, low wear rate(Less than 0.035%), stock-removing efficiency is high, is suitble to add
Work hard metal.Use Na2SiO3Aqueous solution and TiCl4Reaction forms a kind of uniform colloid and replaces high-molecular organic adhesive, uses
Grinding stone internal structure is finer and close.
2, material preparation process of the present invention is simple, and firing temperature is relatively low, is easy to industrialized production.
Specific implementation mode
In order to better illustrate the present invention, below by way of specific embodiment, the present invention is described in further detail.
Embodiment 1
Weigh Al2O3Powder 80g, MgO powder 8g, Fe2O3Powder 4g, CaO powder 5g, mixing, then grinding is uniform;3 parts of addition is auxiliary
Material, auxiliary material is by 2 parts of Na2SiO3It is 10% aqueous solution to be made into weight concentration, is gradually added 1 part of TiCl4, keeps stirring in adition process
It mixes, forms a kind of homogeneous system;It adds suitable quantity of water and is tuned into dry paste;Paste material pours into clean mold, die cast,
80 °C of drying obtain green compact, put the green body into Muffle furnace, are to slowly warm up to 1450 °C, keep the temperature 3 hours, natural cooling to get
To extra heavy magnalium pottery grinding stone.It is 3.4 g/cm to test its proportion3, wear rate 0.032%.Wherein auxiliary material is
Embodiment 2
Weigh Al2O3Powder 85g, MgO powder 3g, Fe2O3Powder 7g, CaO powder 2g, mixing, then grinding is uniform;3 parts of addition is auxiliary
Material, auxiliary material is by 2 parts of Na2SiO3It is 10% aqueous solution to be made into weight concentration, is gradually added 1 part of TiCl4, keep stirring in adition process
It mixes, forms a kind of homogeneous system;It adds suitable quantity of water and is tuned into dry paste;Paste material pours into clean mold, die cast,
80 °C of drying obtain green compact, put the green body into Muffle furnace, it is slow thousand temperature to 1480 °C, keep the temperature 2 hours, natural cooling to get
To extra heavy magnalium pottery grinding stone.It is 3.6 g/cm to test its proportion3, wear rate 0.033%.
Embodiment 3
Weigh Al2O3Powder 82g, MgO powder 4g, Fe2O3Powder 6g, CaO powder 3g, mixing, then grinding is uniform;5 parts of addition is auxiliary
Material, auxiliary material is by 4 parts of Na2SiO3It is 8% aqueous solution to be made into weight concentration, is gradually added 1 part of TiCl4, keeps stirring in adition process
It mixes, forms a kind of homogeneous system;It adds suitable quantity of water and is tuned into dry paste;Paste material pours into clean mold, die cast,
80 °C of drying obtain green compact, put the green body into Muffle furnace, are to slowly warm up to 1500 °C, keep the temperature 2 hours, natural cooling to get
To extra heavy magnalium pottery grinding stone.It is 3.5 g/cm to test its proportion3, wear rate 0.031%.
Embodiment 4
Weigh Al2O3Powder 80g, MgO powder 7g, Fe2O3Powder 4g, CaO powder 2g, mixing, then grinding is uniform;7 parts of addition is auxiliary
Material, auxiliary material is by 5 parts of Na2SiO3It is 8% aqueous solution to be made into weight concentration, is gradually added 2 parts of TiCl4, keep stirring in adition process
It mixes, forms a kind of homogeneous system;It adds suitable quantity of water and is tuned into dry paste;Paste material pours into clean mold, die cast,
80 °C of drying obtain green compact, put the green body into Muffle furnace, are to slowly warm up to 1520 °C, keep the temperature 1 hour, natural cooling to get
To extra heavy magnalium pottery grinding stone.It is 3.6 g/cm to test its proportion3, wear rate 0.034%.
Embodiment 5
Weigh Al2O3Powder 82g, MgO powder 5g, Fe2O3Powder 5g, CaO powder 3g, mixing, then grinding is uniform;7 parts of addition is auxiliary
Material, auxiliary material is by 6 parts of Na2SiO3It is 10% aqueous solution to be made into weight concentration, is gradually added 1 part of TiCl4, keep stirring in adition process
It mixes, forms a kind of homogeneous system;It adds suitable quantity of water and is tuned into dry paste;Paste material pours into clean mold, die cast,
80 °C of drying obtain green compact, put the green body into Muffle furnace, are to slowly warm up to 1450 °C, keep the temperature 3 hours, natural cooling to get
To extra heavy magnalium pottery grinding stone.It is 3.6 g/cm to test its proportion3, wear rate 0.030%.
Above example is only for the purpose of description not intended to limit the invention, it is all the spirit and principles in the present invention it
Interior, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
1. a kind of extra heavy magnalium pottery grinding stone, which is characterized in that be made by weight of following raw material:Al2O3
80-85 parts, 3-8 parts of MgO, Fe2O33-7 parts of 4-7 parts, 2-5 parts of CaO and auxiliary material, wherein auxiliary material is Na2SiO32-6 parts,
TiCl41.0-2.0 part.
2. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that by following raw material composition system
At:Al2O382-85 parts, 4-7 parts of MgO, Fe2O34-6 parts, 3-5 parts of CaO and Na2SiO33-5 parts, TiCl41.0 part.
3. extra heavy magnalium pottery grinding stone according to claim 2, which is characterized in that by following raw material composition
It is made:Al2O382 parts, 5 parts of MgO, Fe2O35 parts, 3 parts of CaO and Na2SiO3 4 parts, TiCl41.0 part.
4. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that the auxiliary material is first will
Na2SiO3It is 5-10% solution to be made into weight concentration, is gradually added TiCl4, is kept stirring in adition process, forms a kind of homogeneous body
System.
5. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that the extra heavy magnalium pottery
Porcelain grinding stone, proportion are 3.4-3.6 g/cm3。
6. extra heavy magnalium pottery grinding stone preparation method described in claim 1, preparation process are as follows:
1)Raw material major ingredient Al is weighed by setting ratio2O3Powder, MgO powder, Fe2O3Powder and CaO powder;
2)The raw material weighed up is mixed, grinding is uniform;
3)By Na2SiO3It is 5-10% aqueous solutions to be made into weight concentration, is gradually added TiCl4, it is kept stirring in adition process,
Form a kind of homogeneous system;
4)The material of step 2 and step 3 is uniformly mixed;Suitable quantity of water is added, dry paste is stirred into;
5)Paste material is poured into die cast in mold, low temperature drying;
6)The molding ceramic green of drying is kept the temperature 1-3 hours under the conditions of 1450 DEG C -1520 DEG C of high temperature, obtains extra heavy aluminium
Magnesium pottery grinding stone.
Claims (6)
1. a kind of extra heavy magnalium pottery grinding stone, which is characterized in that be made by weight of following raw material:Al2O3 80-85
Part, 3-8 parts of MgO, Fe2O33-7 parts of 4-7 parts, 2-5 parts of CaO and auxiliary material, wherein auxiliary material is Na2SiO32-6 parts and TiCl4
1.0-2.0 part.
2. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that be made of following raw material composition:
Al2O382-85 parts, 4-7 parts of MgO, Fe2O34-6 parts, 3-5 parts of CaO and Na2SiO33-5 parts, TiCl41.0 part.
3. extra heavy magnalium pottery grinding stone according to claim 2, which is characterized in that be made of following raw material composition:
Al2O382 parts, 5 parts of MgO, Fe2O35 parts, 3 parts of CaO and Na2SiO3 4 parts, TiCl41.0 part.
4. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that the auxiliary material is first by Na2SiO3
It is 5-10% solution to be made into weight concentration, is gradually added TiCl4, it is kept stirring in adition process, forms a kind of homogeneous system.
5. extra heavy magnalium pottery grinding stone according to claim 1, which is characterized in that the extra heavy magnalium pottery is ground
Grinding stone, proportion are 3.4-3.6 g/cm3。
6. extra heavy magnalium pottery grinding stone preparation method described in claim 1, preparation process are as follows:
1)Raw material major ingredient Al is weighed by setting ratio2O3Powder, MgO powder, Fe2O3Powder and CaO powder;
2)The raw material weighed up is mixed, grinding is uniform;
3)By Na2SiO3It is 5-10% aqueous solutions to be made into weight concentration, is gradually added TiCl4, it is kept stirring in adition process, is formed
A kind of homogeneous system;
4)The material of step 2 and step 3 is uniformly mixed;Suitable quantity of water is added, dry paste is stirred into;
5)Paste material is poured into die cast in mold, low temperature drying;
6)The molding ceramic green of drying is kept the temperature 1-3 hour under the conditions of 1450 DEG C -1520 DEG C of high temperature, extra heavy magnalium is obtained and makes pottery
Porcelain grinding stone.
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CN201610172299.8A CN105837184B (en) | 2016-03-24 | 2016-03-24 | Extra heavy magnalium pottery grinding stone |
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Citations (1)
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CN104254429A (en) * | 2012-04-04 | 2014-12-31 | 3M创新有限公司 | Abrasive particles, method of making abrasive particles, and abrasive articles |
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JP2002020994A (en) * | 2000-07-05 | 2002-01-23 | Tomoji Tanaka | Electromagnetic wave absorbing material and processed article applying the same |
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CN104254429A (en) * | 2012-04-04 | 2014-12-31 | 3M创新有限公司 | Abrasive particles, method of making abrasive particles, and abrasive articles |
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Denomination of invention: Extra heavy aluminum magnesium ceramic abrasive stone Effective date of registration: 20221019 Granted publication date: 20181026 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: HUZHOU HUA TONG GRINDER MANUFACTURING Co.,Ltd. Registration number: Y2022330002591 |
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