CN108930005A - A kind of high-strength ceramic based composites and preparation method thereof - Google Patents
A kind of high-strength ceramic based composites and preparation method thereof Download PDFInfo
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- CN108930005A CN108930005A CN201810796216.1A CN201810796216A CN108930005A CN 108930005 A CN108930005 A CN 108930005A CN 201810796216 A CN201810796216 A CN 201810796216A CN 108930005 A CN108930005 A CN 108930005A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/02—Pretreatment of the fibres or filaments
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
- C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/14—Alloys containing metallic or non-metallic fibres or filaments characterised by the fibres or filaments
Abstract
A kind of high-strength ceramic based composites, by weight, including following raw material: 60~80 parts of nanometer silicon carbide, 10~20 parts of metallic fiber, 10~20 parts of diamond dust, 8~16 parts of inorfil, 8~16 parts of calcium carbonate, 10~16 parts of silicon powder, 10~20 parts of carbon fiber reinforcement, 1~3 part of tricalcium phosphate, 10~16 parts of barite, 20~40 parts of zircon, 8~10 parts of titanium, 3~4 parts, 8~10 parts of aluminium of silver；The beneficial effects of the invention are as follows joined metallic fiber and inorfil in ceramic matric composite, metallic fiber and inorfil can increase the structural strength of ceramic matric composite, and ceramic matric composite is prevented to be damaged in use since stress is excessive.
Description
Technical field
The present invention relates to technical field of composite materials, and in particular to a kind of high-strength ceramic based composites and its preparation side
Method.
Background technique
Composite material is that people form material component optimum organization of different nature with advanced material preparation technology
New material, the basis material of composite material is divided into metal and nonmetallic two major classes, and there are commonly aluminium, magnesium, copper, titaniums for metallic matrix
And its alloy；Nonmetal basal body mainly has synthetic resin, rubber, ceramics, graphite, carbon etc., reinforcing material mainly have glass fibre,
Carbon fiber, boron fibre, aramid fiber, silicon carbide fibre, asbestos fibre, whisker, metal.
However traditional ceramic matric composite leads to the intensity of ceramic matric composite since constituent is fairly simple
Not enough, it is easy to be damaged since stress is excessive in use.
Summary of the invention
The purpose of the present invention is to provide a kind of high-strength ceramic based composites and preparation method thereof, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of high-strength ceramic based composites, by weight, including following raw material: 60~80 parts of nanometer silicon carbide, gold
Belong to 10~20 parts of fiber, 10~20 parts of diamond dust, 8~16 parts of inorfil, 8~16 parts of calcium carbonate, 10~16 parts of silicon powder, carbon fiber
10~20 parts of reinforcement of dimension, 1~3 part of tricalcium phosphate, 10~16 parts of barite, 20~40 parts of zircon, 8~10 parts of titanium, silver 3~
4 parts, 8~10 parts of aluminium.
As a further technical solution of the present invention is: by weight, including following raw material: nanometer silicon carbide 65~75
Part, 13~17 parts of metallic fiber, 13~17 parts of diamond dust, 10~14 parts of inorfil, 10~14 parts of calcium carbonate, silicon powder 12~14
Part, 13~17 parts of carbon fiber reinforcement, 1~3 part of tricalcium phosphate, 12~14 parts of barite, 25~35 parts of zircon, titanium 8~10
Part, 3~4 parts, 8~10 parts of aluminium of silver.
As the further technical solution of the present invention is: by weight, including following raw material: 70 parts of nanometer silicon carbide,
15 parts of metallic fiber, 15 parts of diamond dust, 12 parts of inorfil, 12 parts of calcium carbonate, 13 parts of silicon powder, 15 parts of carbon fiber reinforcement, phosphorus
2 parts of sour tricalcium, 13 parts of barite, 30 parts of zircon, 9 parts of titanium, 3 parts, 9 parts of aluminium of silver.
As the further technical solution of the present invention is: the inorfil is carbon fiber, silicon carbide fibre, aluminium oxide
Fiber or their composite fibre.
As the further technical solution of the present invention is: the metallic fiber is that draw ratio is greater than 20, diameter less than 50
Stainless steel fibre, the nickel fiber, copper fiber, at least one of zinc fiber, tin fiber of micron.
A kind of preparation method of high-strength ceramic based composites, method includes the following steps:
(1) raw material is put into pulverizer and is crushed, grinding time is 20~40min, obtains the first mixture；
(2) it will be made in step (1) into the first mixture and the water glass that quality is the first mixing body weight 2~4% be added
Glass mixes 10~30min, is then allowed to stand 8~12h, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains brick at 60~80MPa
Then embryo send into dry kiln the adobe suppressed to the dry dry embryo for being 3~5% to water content；
(4) dry embryo is warming up to 1160~1230 DEG C, then keeps the temperature 1~3h, then cool down with the rate of 10~16 DEG C/min
To 740~850 DEG C, 1h is kept the temperature, then is cooled to room temperature, obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) to be ground using grinder, milling time is 6~10min, from
And obtain the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
As the further technical solution of the present invention is: the revolving speed of pulverizer is 200~300r/ in the step (1)
min。
As the further technical solution of the present invention is: the solid content of waterglass is 35% in the step (2).
The beneficial effects of the invention are as follows joined metallic fiber and inorfil, metallic fiber in ceramic matric composite
The structural strength that ceramic matric composite can be increased with inorfil, prevent ceramic matric composite in use due to
Stress is excessive and is damaged.
Specific embodiment
In the following, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1:
The high-strength ceramic based composites of the present embodiment include the weight of following component: 60 parts of nanometer silicon carbide, metal
10 parts of fiber, 10 parts of diamond dust, 8 parts of inorfil, 8 parts of calcium carbonate, 10 parts of silicon powder, 10 parts of carbon fiber reinforcement, tricalcium phosphate 1
Part, 10 parts of barite, 20 parts of zircon, 8 parts of titanium, 3 parts, 8 parts of aluminium of silver.
The above high-strength ceramic based composites specific the preparation method is as follows:
(1) raw material being put into pulverizer and is crushed, the revolving speed of pulverizer is 200r/min, grinding time 20min,
Obtain the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 2% mixes
10min is closed, 8h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 60MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 3% to water content；
(4) dry embryo is warming up to 1160 DEG C, then keeps the temperature 1h, then be cooled to 740 DEG C with the rate of 10 DEG C/min, heat preservation
1h then is cooled to room temperature, and obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) are ground using grinder, milling time 6min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
Embodiment 2:
The high-strength ceramic based composites of the present embodiment include the weight of following component: 80 parts of nanometer silicon carbide, metal
20 parts of fiber, 20 parts of diamond dust, 16 parts of inorfil, 16 parts of calcium carbonate, 16 parts of silicon powder, 20 parts of carbon fiber reinforcement, tricresyl phosphate
3 parts of calcium, 16 parts of barite, 40 parts of zircon, 10 parts of titanium, 4 parts, 10 parts of aluminium of silver.
The above high-strength ceramic based composites specific the preparation method is as follows:
(1) raw material being put into pulverizer and is crushed, the revolving speed of pulverizer is 300r/min, grinding time 40min,
Obtain the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 4% mixes
30min is closed, 12h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 80MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 5% to water content；
(4) dry embryo is warming up to 1230 DEG C, then keeps the temperature 3h, then be cooled to 850 DEG C with the rate of 16 DEG C/min, heat preservation
1h then is cooled to room temperature, and obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) are ground using grinder, milling time 10min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
Embodiment 3:
The high-strength ceramic based composites of the present embodiment include the weight of following component: 65 parts of nanometer silicon carbide, metal
13 parts of fiber, 13 parts of diamond dust, 10 parts of inorfil, 10 parts of calcium carbonate, 12 parts of silicon powder, 13 parts of carbon fiber reinforcement, tricresyl phosphate
1 part of calcium, 12 parts of barite, 25 parts of zircon, 8 parts of titanium, 3 parts, 8 parts of aluminium of silver.
The above high-strength ceramic based composites specific the preparation method is as follows:
(1) raw material being put into pulverizer and is crushed, the revolving speed of pulverizer is 220r/min, grinding time 25min,
Obtain the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 2% mixes
15min is closed, 9h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 65MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 3% to water content；
(4) dry embryo is warming up to 1180 DEG C, then keeps the temperature 1h, then be cooled to 760 DEG C with the rate of 12 DEG C/min, heat preservation
1h then is cooled to room temperature, and obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) are ground using grinder, milling time 7min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
Embodiment 4:
The high-strength ceramic based composites of the present embodiment include the weight of following component: 75 parts of nanometer silicon carbide, metal
17 parts of fiber, 17 parts of diamond dust, 14 parts of inorfil, 14 parts of calcium carbonate, 14 parts of silicon powder, 17 parts of carbon fiber reinforcement, tricresyl phosphate
3 parts of calcium, 14 parts of barite, 35 parts of zircon, 10 parts of titanium, 4 parts, 10 parts of aluminium of silver.
The above high-strength ceramic based composites specific the preparation method is as follows:
(1) raw material being put into pulverizer and is crushed, the revolving speed of pulverizer is 280r/min, grinding time 35min,
Obtain the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 4% mixes
25min is closed, 11h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 75MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 5% to water content；
(4) dry embryo is warming up to 1210 DEG C, then keeps the temperature 3h, then be cooled to 830 DEG C with the rate of 14 DEG C/min, heat preservation
1h then is cooled to room temperature, and obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) are ground using grinder, milling time 9min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
Embodiment 5:
The high-strength ceramic based composites of the present embodiment include the weight of following component: 70 parts of nanometer silicon carbide, metal
15 parts of fiber, diamond dust 15,12 parts of inorfil, 12 parts of calcium carbonate, 13 parts of silicon powder, 15 parts of carbon fiber reinforcement, tricalcium phosphate 2
Part, 13 parts of barite, 30 parts of zircon, titanium 9,3 parts, 9 parts of aluminium of silver.
The above high-strength ceramic based composites specific the preparation method is as follows:
(1) raw material being put into pulverizer and is crushed, the revolving speed of pulverizer is 250r/min, grinding time 30min,
Obtain the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 3% mixes
20min is closed, 10h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 70MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 4% to water content；
(4) dry embryo is warming up to 1195 DEG C, then keeps the temperature 2h, then be cooled to 795 DEG C with the rate of 13 DEG C/min, heat preservation
1h then is cooled to room temperature, and obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) are ground using grinder, milling time 8min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), so that it is multiple to obtain corrosion-resistant ceramic base
Condensation material.
Comparative example 1:
In addition to not metal fiber, formula and preparation process and embodiment 5 are unanimously.
Comparative example 2:
In addition to without inorfil, formula and preparation process and embodiment 5 are unanimously.
After the high-strength ceramic based composites that embodiment 1 to 5 and comparative example 1-2 are prepared, the performance test results
It is as shown in the table:
As can be seen that being selected by the composition material to high-strength ceramic based composites from the comparison of three item datas
It selects and matches, the correlated performance of high-strength ceramic based composites prepared by embodiment 5 is significantly higher than embodiment 1-4 and comparative example
1-2。
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of high-strength ceramic based composites, which is characterized in that by weight, including following raw material: nanometer silicon carbide 60
~80 parts, 10~20 parts of metallic fiber, 10~20 parts of diamond dust, 8~16 parts of inorfil, 8~16 parts of calcium carbonate, silicon powder 10~
16 parts, 10~20 parts of carbon fiber reinforcement, 1~3 part of tricalcium phosphate, 10~16 parts of barite, 20~40 parts of zircon, titanium 8~
10 parts, 3~4 parts, 8~10 parts of aluminium of silver.
2. a kind of high-strength ceramic based composites according to claim 1, which is characterized in that by weight, including with
Lower raw material: 65~75 parts of nanometer silicon carbide, 13~17 parts of metallic fiber, 13~17 parts of diamond dust, 10~14 parts of inorfil, carbon
10~14 parts of sour calcium, 12~14 parts of silicon powder, 13~17 parts of carbon fiber reinforcement, 1~3 part of tricalcium phosphate, 12~14 parts of barite,
25~35 parts of zircon, 8~10 parts of titanium, 3~4 parts, 8~10 parts of aluminium of silver.
3. a kind of high-strength ceramic based composites according to claim 1, which is characterized in that by weight, including with
Lower raw material: 70 parts of nanometer silicon carbide, 15 parts of metallic fiber, 15 parts of diamond dust, 12 parts of inorfil, 12 parts of calcium carbonate, silicon powder 13
Part, 15 parts of carbon fiber reinforcement, 2 parts of tricalcium phosphate, 13 parts of barite, 30 parts of zircon, 9 parts of titanium, 3 parts, 9 parts of aluminium of silver.
4. a kind of high-strength ceramic based composites according to claim 1, which is characterized in that the metallic fiber is length
Diameter is than being greater than 20, stainless steel fibre of the diameter less than 50 microns, nickel fiber, copper fiber, at least one of zinc fiber, tin fiber.
5. a kind of high-strength ceramic based composites according to claim 1, which is characterized in that the inorfil is carbon
Fiber, silicon carbide fibre, alumina fibre or their composite fibre.
6. a kind of preparation method of high-strength ceramic based composites according to claim 1, which is characterized in that this method
The following steps are included:
(1) raw material is put into pulverizer and is crushed, grinding time is 20~40min, obtains the first mixture；
(2) will be made in step (1) into the first mixture and quality is added is that the first waterglass for mixing body weight 2~4% mixes
10~30min is closed, 8~12h is then allowed to stand, obtains the second mixture；
(3) the second mixture made from step (2) is sent in molding machine, compression moulding obtains adobe at 60~80MPa, so
Afterwards the adobe suppressed is sent into dry kiln to the dry dry embryo for being 3~5% to water content；
(4) dry embryo is warming up to 1160~1230 DEG C, then keeps the temperature 1~3h, then be cooled to 740 with the rate of 10~16 DEG C/min
~850 DEG C, 1h is kept the temperature, then is cooled to room temperature, obtains the first semi-finished product；
(5) the first semi-finished product made from step (4) to be ground using grinder, milling time is 6~10min, thus
To the second semi-finished product；
(6) it is packaged using the second semi-finished product that packing machine prepares step (5), to obtain corrosion-resistant ceramic base composite wood
Material.
7. a kind of preparation method of corrosion-resistant ceramic based composites according to claim 6, which is characterized in that the step
Suddenly the revolving speed of pulverizer is 200~300r/min in (1).
8. a kind of preparation method of corrosion-resistant ceramic based composites according to claim 6, which is characterized in that the step
Suddenly the solid content of waterglass is 35% in (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810796216.1A CN108930005A (en) | 2018-07-19 | 2018-07-19 | A kind of high-strength ceramic based composites and preparation method thereof |
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| CN201810796216.1A CN108930005A (en) | 2018-07-19 | 2018-07-19 | A kind of high-strength ceramic based composites and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106747332A (en) * | 2016-12-13 | 2017-05-31 | 安徽瑞研新材料技术研究院有限公司 | A kind of high-intensity high-tenacity ceramic material |
| CN107827434A (en) * | 2017-11-24 | 2018-03-23 | 桂林市雁山区青少年活动中心 | A kind of high-strength ceramic metallic composite |
| CN107904467A (en) * | 2017-11-24 | 2018-04-13 | 桂林市雁山区青少年活动中心 | A kind of corrosion-resistant ceramic metallic composite |
| CN107937785A (en) * | 2017-11-24 | 2018-04-20 | 桂林市雁山区青少年活动中心 | A kind of wear-resistant ceramic metallic composite |
-
2018
- 2018-07-19 CN CN201810796216.1A patent/CN108930005A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106747332A (en) * | 2016-12-13 | 2017-05-31 | 安徽瑞研新材料技术研究院有限公司 | A kind of high-intensity high-tenacity ceramic material |
| CN107827434A (en) * | 2017-11-24 | 2018-03-23 | 桂林市雁山区青少年活动中心 | A kind of high-strength ceramic metallic composite |
| CN107904467A (en) * | 2017-11-24 | 2018-04-13 | 桂林市雁山区青少年活动中心 | A kind of corrosion-resistant ceramic metallic composite |
| CN107937785A (en) * | 2017-11-24 | 2018-04-20 | 桂林市雁山区青少年活动中心 | A kind of wear-resistant ceramic metallic composite |
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Application publication date: 20181204 |