CN106587934A - Ceramic material with good mechanical properties and preparation method therefor - Google Patents
Ceramic material with good mechanical properties and preparation method therefor Download PDFInfo
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Abstract
The invention discloses a ceramic material with good mechanical properties. The ceramic material is prepared from the following raw materials in parts by weight: 3-8 parts of silicon carbide powder, 12-15 parts of silicon nitride powder, 8-15 parts of modified meerschaum powder, 10-14 parts of bentonite, 5-10 parts of glass fibers, 3-10 parts of oxide powder, 2-5 parts of pearl essence, 4-10 parts of concha haliotidis powder and 5-11 parts of kaolin powder. The invention further discloses a preparation method for the ceramic material. According to the ceramic material with good mechanical properties and the preparation method therefor, the raw materials are wide in source and are cheap, and the preparation process is simple, so that the ceramic material is suitable for being industrially produced on a large scale; and all ingredients of the ceramic material exert a synergistic effect, so that the compressive strength and flexural strength of the prepared ceramic material are far superior to those of available materials, and the market prospect is broad.
Description
Technical field
The present invention relates to a kind of ceramic material, the good ceramic material of specifically a kind of mechanical property.
Background technology
As the development of science and technology, various new materials emerge in large numbers like the mushrooms after rain, ceramic material is exactly one of which.Ceramic material
Material is that the species of ceramics is very through shaping or a class Inorganic Non-metallic Materials made by high-temperature calcination with naturally occurring or synthetic compound
Many, purposes is different.With the development of modern science technology, many new ceramic kinds, structural ceramics are occurred in that again in the last hundred years
It is exactly one of which.It is excellent because zirconia ceramics has high tenacity, high-flexural strength and high-wearing feature in terms of structural ceramics
Different heat-proof quality, the advantages of thermal coefficient of expansion is close to steel, therefore is widely used in structural ceramics field.Mainly have：Y-
TZP abrading-balls, dispersion and abrasive media, nozzle, ball valve ball seat, zirconium oxide mould, mini-fan axle center, optical fiber contact pins, optical fiber set
Cylinder, wire drawing die and cutting tool, wear resistant cutters, fasteners for clothing, watchcase and watchband, bangle and pendant, ball bearing, golf
Light-duty bat and wear-resisting zero device of other room temperatures etc..But the ceramic material that single zirconium oxide is constituted its performance is more
It is single, it is impossible to meet the use in multiple fields, in order to be effectively improved its performance, need to carry out its ceramic constituent excellent
Change, improve the combination property of zirconia ceramics material, this is also a focus of ceramic field.
The content of the invention
It is an object of the invention to provide a kind of good ceramic material of mechanical property, to solve above-mentioned background technology in propose
Problem.
For achieving the above object, the present invention provides following technical scheme：
A kind of good ceramic material of mechanical property, is made up of following raw material according to weight portion：Zirconium oxide powder 25-38 parts,
Silicon carbide powder 3-8 parts, alpha-silicon nitride powders 12-15 parts, modified meerschaum powder 8-15 parts, bentonite 10-14 parts, glass fibre
5-10 parts, oxide powder 3-10 parts, pearl powder 2-5 parts, Abalone shell 4-10 parts and kaolin powder 5-11 parts, be modified sea
Afrodite powder is sepiolite 340-480 degree Celsius of lower roasting 30-60 minute, and the product after roasting is put in the hydrochloric acid of 1mol/L
10-25 minutes are soaked, then deionized water is washed till neutrality, then dries and grind into powder is obtained, oxide powder is adopted
One or more mixture of cupric oxide, zinc oxide, calcium oxide and croci,.
As further scheme of the invention：The granularity of kaolin powder is 100-200 mesh.
As further scheme of the invention：Abalone shell calcines 2-4 hours for the shell of seaear under 800-960 degree Celsius
And grind into powder is obtained.
The preparation method of the good ceramic material of the mechanical property, comprises the following steps that：
Step one, bentonite, modified meerschaum powder, pearl powder and Abalone shell is placed in mixer, mixer
At normal temperatures 10-15 minutes are stirred with the rotating speed of 200-300rpm, obtain the first mixed material；
Step 2, by silicon carbide powder and alpha-silicon nitride powders using absolute ethyl alcohol as medium, ultrasonic disperse 25-30 minutes are simultaneously
And drying in vacuum drying chamber is put into, obtain the second mixed material；
Step 3, the first mixed material is added into ball mill, wet ball grinding 20-25 hours, obtains the 3rd mixture
Material；
Step 4, the second mixed material, the 3rd mixed material, glass fibre, oxide powder and kaolin powder are existed
Mechanical ball mill is carried out in ball mill, drum's speed of rotation is 300-450rpm, ratio of grinding media to material is 15-30 in ball mill:1, Ball-milling Time
For 1-4 hours, mixed material is obtained；
Step 5, mixed material is placed in mould and is pressed into base, and briquetting pressure is 10MPa, and the base substrate after shaping is filled
Divide drying, be put in sintering furnace and sinter, heating rate is 10 degree mins Celsius, sintering temperature is 800-900 degree Celsius, is incubated 2-4
Take out after hour, be cooled to room temperature, you can obtain finished product.
Compared with prior art, the invention has the beneficial effects as follows：Raw material sources of the present invention extensively and low in raw material price,
Preparation process is simple, it is adaptable to the large-scale production of industry；Each component serves synergy, the ceramic material of preparation in the present invention
Material compression strength and bending strength be far superior to current material, wide market.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Embodiment 1
A kind of good ceramic material of mechanical property, is made up of following raw material according to weight portion：3 parts of silicon carbide powder, nitridation
12 parts of Si powder, 8 parts of modified meerschaum powder, 10 parts of bentonite, 5 parts of glass fibre, 3 parts of oxide powder, 2 parts of pearl powder,
5 parts of 4 parts of Abalone shell and kaolin powder.Modified meerschaum powder is sepiolite in 340 degrees Celsius of lower roastings 35 minutes, roasting
Product after burning is put in the hydrochloric acid of 1mol/L and soaks 15 minutes, then deionized water is washed till neutrality, then dries and grinds
Obtain into powder, oxide powder adopts lime powder.The granularity of kaolin powder is 100 mesh.
The preparation method of the good ceramic material of the mechanical property, comprises the following steps that：
Step one, bentonite, modified meerschaum powder, pearl powder and Abalone shell is placed in mixer, mixer
Stirred 10 minutes with the rotating speed of 200rpm at normal temperatures, obtain the first mixed material；
Step 2, by silicon carbide powder and alpha-silicon nitride powders using absolute ethyl alcohol as medium, ultrasonic disperse 25 minutes and
It is put in vacuum drying chamber and is dried, obtains the second mixed material；
Step 3, the first mixed material is added into ball mill, wet ball grinding 20 hours, obtains the 3rd mixed material；
Step 4, the second mixed material, the 3rd mixed material, glass fibre, lime powder and kaolin powder are existed
Mechanical ball mill is carried out in ball mill, drum's speed of rotation is 300rpm, ratio of grinding media to material is 18 in ball mill:1, Ball-milling Time is 1.5 little
When, obtain mixed material；
Step 5, mixed material is placed in mould and is pressed into base, and briquetting pressure is 10MPa, and the base substrate after shaping is filled
Divide drying, be put in sintering furnace and sinter, heating rate is 10 degree mins Celsius, and sintering temperature is 800 degrees Celsius, after being incubated 2 hours
Take out, be cooled to room temperature, you can obtain finished product.
Performance test is carried out to the product of embodiment 1, compression strength is 263MPa, and bending strength is 167MPa.
Embodiment 2
A kind of good ceramic material of mechanical property, is made up of following raw material according to weight portion：5 parts of silicon carbide powder, nitridation
13 parts of Si powder, 11 parts of modified meerschaum powder, 12 parts of bentonite, 7 parts of glass fibre, 6 parts of oxide powder, 3 parts of pearl powder,
8 parts of 6 parts of Abalone shell and kaolin powder.Modified meerschaum powder is sepiolite roasting 45 minutes at 380 degrees Celsius, is roasted
Product after burning is put in the hydrochloric acid of 1mol/L and soaks 14 minutes, then deionized water is washed till neutrality, then dries and grinds
Obtain into powder.Oxide powder is taken the photograph for the shell of seaear using cupric oxide and the mixture of croci, Abalone shell 860
Calcine 3 hours under family name's degree and grind into powder is obtained.
The preparation method of the good ceramic material of the mechanical property, comprises the following steps that：
Step one, bentonite, modified meerschaum powder, pearl powder and Abalone shell is placed in mixer, mixer
Stirred 12 minutes with the rotating speed of 240rpm at normal temperatures, obtain the first mixed material；
Step 2, by silicon carbide powder and alpha-silicon nitride powders using absolute ethyl alcohol as medium, ultrasonic disperse 28 minutes and
It is put in vacuum drying chamber and is dried, obtains the second mixed material；
Step 3, the first mixed material is added into ball mill, wet ball grinding 23 hours, obtains the 3rd mixed material；
Step 4, the second mixed material, the 3rd mixed material, glass fibre, oxide powder and kaolin powder are existed
Mechanical ball mill is carried out in ball mill, drum's speed of rotation is 360rpm, ratio of grinding media to material is 23 in ball mill:1, Ball-milling Time is 3 hours,
Obtain mixed material；
Step 5, mixed material is placed in mould and is pressed into base, and briquetting pressure is 10MPa, and the base substrate after shaping is filled
Divide drying, be put in sintering furnace and sinter, heating rate is 10 degree mins Celsius, and sintering temperature is 840 degrees Celsius, after being incubated 3 hours
Take out, be cooled to room temperature, you can obtain finished product.
Performance test is carried out to the product of embodiment 2, compression strength is 259MPa, and bending strength is 173MPa.
Embodiment 3
A kind of good ceramic material of mechanical property, is made up of following raw material according to weight portion：8 parts of silicon carbide powder, nitridation
15 parts of Si powder, 15 parts of modified meerschaum powder, 14 parts of bentonite, 10 parts of glass fibre, 10 parts of oxide powder, pearl powder 5
11 parts of part, 10 parts of Abalone shell and kaolin powder.Modified meerschaum powder is sepiolite in 450 degrees Celsius of 54 points of lower roastings
Clock, the product after roasting is put in the hydrochloric acid of 1mol/L and soaks 22 minutes, then deionized water is washed till neutrality, then drying and
Grind into powder is obtained.Oxide powder adopts the mixture of cupric oxide, zinc oxide, calcium oxide and croci, the shell of seaear
Powder is calcined 4 hours under 920 degrees Celsius for the shell of seaear and grind into powder is obtained.
The preparation method of the good ceramic material of the mechanical property, comprises the following steps that：
Step one, bentonite, modified meerschaum powder, pearl powder and Abalone shell is placed in mixer, mixer
Stirred 15 minutes with the rotating speed of 300rpm at normal temperatures, obtain the first mixed material；
Step 2, by silicon carbide powder and alpha-silicon nitride powders using absolute ethyl alcohol as medium, ultrasonic disperse 30 minutes and
It is put in vacuum drying chamber and is dried, obtains the second mixed material；
Step 3, the first mixed material is added into ball mill, wet ball grinding 25 hours, obtains the 3rd mixed material；
Step 4, the second mixed material, the 3rd mixed material, glass fibre, oxide powder and kaolin powder are existed
Mechanical ball mill is carried out in ball mill, drum's speed of rotation is 450rpm, ratio of grinding media to material is 26 in ball mill:1, Ball-milling Time is 3 hours,
Obtain mixed material；
Step 5, mixed material is placed in mould and is pressed into base, and briquetting pressure is 10MPa, and the base substrate after shaping is filled
Divide drying, be put in sintering furnace and sinter, heating rate is 10 degree mins Celsius, and sintering temperature is 880 degrees Celsius, after being incubated 3 hours
Take out, be cooled to room temperature, you can obtain finished product.
Performance test is carried out to the product of embodiment 1, compression strength is 289MPa, and bending strength is 171MPa.
Comparative example
Except Abalone shell is not contained, remaining component of comparative example 1 and preparation method are same as Example 1, to contrast
The product of example 1 carries out performance test, and compression strength is 184MPa, and bending strength is 96MPa.Performance survey is carried out to existing product
Examination, compression strength is 206MPa, and bending strength is 125MPa.
It can be seen that the compression strength and bending strength of the product of embodiment 1-3 are far superior to the product of comparative example 1
Product and existing product, using effect is good.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity those skilled in the art should
Using specification as an entirety, the technical scheme in each embodiment can also Jing it is appropriately combined, form those skilled in the art
Understandable other embodiment.
Claims (4)
1. the good ceramic material of a kind of mechanical property, it is characterised in that be made up of according to weight portion following raw material：Silicon carbide powder
3-8 parts, alpha-silicon nitride powders 12-15 parts, modified meerschaum powder 8-15 parts, bentonite 10-14 parts, glass fibre 5-10 parts, oxygen
Compound powder 3-10 parts, pearl powder 2-5 parts, Abalone shell 4-10 parts and kaolin powder 5-11 parts, modified meerschaum powder
It is sepiolite 340-480 degree Celsius of lower roasting 30-60 minute, the product after roasting is put in the hydrochloric acid of 1mol/L and soaks 10-
25 minutes, then deionized water is washed till neutrality, then drying and grind into powder is obtained, oxide powder using cupric oxide,
One or more mixture of zinc oxide, calcium oxide and croci.
2. the good ceramic material of mechanical property according to claim 1, it is characterised in that the granularity of the kaolin powder
For 100-200 mesh.
3. the good ceramic material of mechanical property according to claim 1 and 2, it is characterised in that the Abalone shell is
The shell of seaear calcines 2-4 hours under 800-960 degree Celsius and grind into powder is obtained.
4. a kind of preparation method of the good ceramic material of mechanical property as described in claim 1-3 is arbitrary, it is characterised in that tool
Body step is as follows：
Step one, bentonite, modified meerschaum powder, pearl powder and Abalone shell are placed in mixer, and mixer is normal
10-15 minutes are stirred with the rotating speed of 200-300rpm under temperature, the first mixed material is obtained；
Step 2, by silicon carbide powder and alpha-silicon nitride powders using absolute ethyl alcohol as medium, ultrasonic disperse 25-30 minutes and puts
Enter in vacuum drying chamber and be dried, obtain the second mixed material；
Step 3, the first mixed material is added into ball mill, wet ball grinding 20-25 hours, obtains the 3rd mixed material；
Step 4, by the second mixed material, the 3rd mixed material, glass fibre, oxide powder and kaolin powder in ball milling
Mechanical ball mill is carried out in machine, drum's speed of rotation is 300-450rpm, ratio of grinding media to material is 15-30 in ball mill:1, Ball-milling Time is 1-4
Hour, obtain mixed material；
Step 5, mixed material is placed in mould and is pressed into base, and briquetting pressure is 10MPa, and the base substrate after shaping is fully dry
It is dry, it is put in sintering furnace and sinters, heating rate is 10 degree mins Celsius, and sintering temperature is 800-900 degree Celsius, is incubated 2-4 hours
After take out, be cooled to room temperature, you can obtain finished product.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107829011A (en) * | 2017-10-25 | 2018-03-23 | 佛山市瑞生通科技有限公司 | A kind of ceramic-metal composite and preparation method thereof |
| CN108179341A (en) * | 2017-12-25 | 2018-06-19 | 梁子越 | Good composite ceramics of a kind of intensity high-wearing feature and preparation method thereof |
| CN108358620A (en) * | 2018-01-24 | 2018-08-03 | 合肥智龙机械设计有限公司 | A kind of medical composite ceramic material and preparation method thereof that mechanical property is good |
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| CN111892403A (en) * | 2020-08-03 | 2020-11-06 | 福赛特(唐山)新材料有限公司 | High-temperature anti-bending silicon nitride combined silicon carbide slab and preparation method thereof |
| CN116477957A (en) * | 2023-05-05 | 2023-07-25 | 湖南泰鑫瓷业有限公司 | Heat-resistant ceramic cutter and preparation method and application thereof |
| CN116477957B (en) * | 2023-05-05 | 2024-03-12 | 湖南泰鑫瓷业有限公司 | Heat-resistant ceramic cutter and preparation method and application thereof |
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