CN104482204B - Ceramic sealing ring prepared by using waste materials - Google Patents
Ceramic sealing ring prepared by using waste materials Download PDFInfo
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- CN104482204B CN104482204B CN201410688675.XA CN201410688675A CN104482204B CN 104482204 B CN104482204 B CN 104482204B CN 201410688675 A CN201410688675 A CN 201410688675A CN 104482204 B CN104482204 B CN 104482204B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/283—Halogenated homo- or copolymers of iso-olefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Material Composition (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a ceramic sealing ring prepared by using waste materials, by means of taking industrial waste ceramic materials, silicon dioxide, silicon carbide, boron carbide, zinc oxide, titanium oxide and the like as green body materials, and taking waste silicone rubber, brominated butyl rubber, N660 carbon black, glass fiber, activating agent and PEG20000 as rubber components, the sealing ring is obtained through heat vulcanization process, the preparation process of the sealing ring is simple and is easy to industrialize, and the sealing ring prepared has excellent physical and chemical properties.
Description
Technical field
The invention belongs to sealing ring field, more particularly to a kind of ceramic seal circle prepared using waste and old raw material.
Background technology
With the development of China's science and technology, various techniques for the demand also more and more higher of mechanical seal and motion seal,
In the field such as metallurgy, machinery, chemical industry, medicine, food, noncorrosive pump, automobile and pneumatic element, have increasing need for high precision,
Mechanical strength is good, and high temperature abrasion resistance is good, and resistance to chemical corrosion is good, the sealing ring of waterproof contour performance during temperature jump.
Ceramic seal circle is the emphasis of present research, and someone is by 50～70wt% of aluminium oxide；10～20wt% of zirconium oxide；Second
3～7wt% of glycol；5～9wt% of polyethylene；One or more 2～5wt% in Ludox, Alumina gel or soft clay make
Fireproof clay sealing ring, but its purposes is limited, and sealing property also awaits improving；And nano ceramics are incorporated into into ceramic field
It is the focus of present research, due to the excellent physical and chemical performance that nano material has, it will greatly improve mechanics, the electricity of nano ceramics
Learn and mechanical performance.
Simultaneously as the service life of sealing ring is limited, it is also now big for how reusing waste and old sealing ring
The focus of family's concern, the main component of waste old ceramics remains aluminium oxide and silicon oxide, how by suitable technical recipe and
Technological process, adds suitable material, and using suitable technique, preparing high performance ceramic seal circle and being also one has very much
The work of meaning.
The content of the invention
The purpose of the present invention is, for the problems referred to above, to develop a kind of ceramic seal circle prepared using waste and old raw material.
The sealing ring is divided into two parts, and inside is ceramic segment, and outside is rubber part, and ceramic segment passes through heat cure work
Skill layout in rubber,
The weight portion of ceramic segment is consisted of：
Industrial waste Ceramic Material 50-70 parts
Nano silicon 10-30 parts
Nanometer silicon carbide 15-20 parts
Fused magnesite 10-15 parts
Nano boron carbide 5-10 parts
Nano zine oxide 5-10 parts
Nano-titanium oxide 5-10 parts
White carbon black 5-10 parts
Yttrium stable zirconium oxide 10-20 parts
Andalusite 6-10 parts
Tempering fiber 1-5 parts
PVA 1-3 parts
Aluminate cement 1-3 parts；
The weight portion of rubber part is consisted of：
Waste silicone rubber 40-60 parts
Brombutyl 20-40 parts
N660 white carbon black 20-40 parts
Carbon fiber 3-5 parts
Activator 1-3 parts
PEG20000 1-3 parts；
The wearing coefficient of the sealing ring is 130-160g/cm3, normal pressure compressive resistance be 500-650Mpa, the anti-folding of normal pressure
Intensity is 550-650Mpa, and at 1690 DEG C～1800 DEG C, heat conductivity is 22-32w/ (mk) to resistance to maximum operation (service) temperature；
Preparation technology is as follows：
(1) conventional broken, remove impurity is carried out to industrial waste Ceramic Material, then it is mixed in proportion with other Ceramic Materials
Afterwards, ball milling is carried out, ball-milling medium is pure water, and abrading-ball is aluminium oxide abrading-ball, by ball milling 1-3h, obtains mixing homogeneous slurry
Material, by sieving, after mist projection granulating, carries out secondary ball milling, and ball-milling medium is pure water, and abrading-ball is aluminium oxide abrading-ball, by ball
Mill 1-3h, the slurry after ball milling is placed in mould, with the pressure isostatic pressed of 10-20Mpa it is compressing, obtain green compact, subsequently
Biscuiting 30-40min is carried out to green compact at 800～830 DEG C, ceramic body is obtained；
(2) rubber raw materials are crushed, ground and mixed, ball-milling medium is pure water, and abrading-ball is aluminium oxide abrading-ball, is obtained
Homogeneous rubber raw materials；
(3) rubber raw materials are injected in ceramic body through high-pressure injection moulding machine, sulfuration 5- is subsequently carried out in vulcanizing tank
7h, curing temperature is 200-270 DEG C；
(4) wear-resistant ceramic sealing ring is obtained through conventional post processing.
Preferably, the industrial waste Ceramic Material contains following components：Al2O350-70%, SiO220-30%,
MgO 5-10%, Fe2O31-2%, ZnO 1-2%, Na2O 1-2%, K2O 0-2%.
Preferably, the size of the nano silicon is 80-100nm.
Preferably, the curing temperature in step (3) is 250 DEG C, cure time is 6h.
Beneficial effects of the present invention：
(1) present invention, by adding suitable material, is obtained reasonably using industrial waste ceramics and waste silicone rubber
Possesses the ceramic seal circle of high physical and chemical performance.
(2) present invention is organically combined various blank raw materials and rubber raw materials, and by optimizing preparation technology,
Obtain good mechanical property, refractory heat-insulating, the wear-resistant ceramic sealing ring of health environment-friendly.
(2) present invention further increases sealing ring by being introduced into nano inorganic material in the ceramic composition of sealing ring
Physical and chemical performance, its wearing coefficient, normal pressure compressive resistance, normal pressure rupture strength and resistance to maximum operation (service) temperature and heat conductivity
All greatly promote compared to common sealing ring etc. parameter.
(4) sealing ring preparation process is simple prepared by the present invention, environmental protection, and it is easy to industrialized production.
Specific embodiment
With reference to specific embodiment, and the present invention is described in further detail with reference to data.It should be understood that these embodiments
It is of the invention solely for the purpose of illustration, rather than the scope of the present invention is limited by any way.
Embodiment 1：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
50 parts of industrial waste Ceramic Material
30 parts of nano silicon
20 parts of nanometer silicon carbide
15 parts of fused magnesite
10 parts of nano boron carbide
10 parts of nano zine oxide
10 parts of nano-titanium oxide
10 parts of white carbon black
20 parts of yttrium stable zirconium oxide
10 parts of andalusite
5 parts of tempering fiber
3 parts of PVA
3 parts of aluminate cement；
The weight portion of rubber part is consisted of：
40 parts of waste silicone rubber
50 parts of brombutyl
40 parts of N660 white carbon blacks
5 parts of glass fibre
3 parts of activator
3 parts of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O355%, SiO230%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 1%；
The size of nano silicon is 100nm；
The wearing coefficient of the sealing ring is 130g/cm3, normal pressure compressive resistance is 600Mpa, and normal pressure rupture strength is
600Mpa, resistance to maximum operation (service) temperature is 1780 DEG C, and heat conductivity is 32w/ (mk).
Embodiment 2：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
70 parts of industrial waste Ceramic Material
10 parts of nano silicon
10 parts of nanometer silicon carbide
10 parts of fused magnesite
5 parts of nano boron carbide
5 parts of nano zine oxide
5 parts of nano-titanium oxide
5 parts of white carbon black
10 parts of yttrium stable zirconium oxide
6 parts of andalusite
1 part of tempering fiber
1 part of PVA
1 part of aluminate cement；
The weight portion of rubber part is consisted of：
60 parts of waste silicone rubber
30 parts of brombutyl
20 parts of N660 white carbon blacks
3 parts of glass fibre
1 part of activator
1 part of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O359%, SiO227%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 0%；
The size of nano silicon is 80nm；
The wearing coefficient 130g/cm of the sealing ring3, normal pressure compressive resistance is 570Mpa, and normal pressure rupture strength is
600Mpa, 1790 DEG C of resistance to maximum operation (service) temperature, heat conductivity is 30w/ (mk).
Embodiment 3：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
60 parts of industrial waste Ceramic Material
10 parts of nano silicon
10 parts of nanometer silicon carbide
10 parts of fused magnesite
5 parts of nano boron carbide
5 parts of nano zine oxide
5 parts of nano-titanium oxide
5 parts of white carbon black
10 parts of yttrium stable zirconium oxide
6 parts of andalusite
1 part of tempering fiber
1 part of PVA
1 part of aluminate cement；
The weight portion of rubber part is consisted of：
50 parts of waste silicone rubber
30 parts of brombutyl
20 parts of N660 white carbon blacks
3 parts of glass fibre
1 part of activator
1 part of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O359%, SiO227%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 0%；
The size of nano silicon is 100nm；
The wearing coefficient 132g/cm of the sealing ring3, normal pressure compressive resistance is 573Mpa, and normal pressure rupture strength is
606Mpa, 1800 DEG C of resistance to maximum operation (service) temperature, heat conductivity is 32w/ (mk).
Embodiment 4：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
60 parts of industrial waste Ceramic Material
20 parts of nano silicon
20 parts of nanometer silicon carbide
15 parts of fused magnesite
10 parts of nano boron carbide
10 parts of nano zine oxide
10 parts of nano-titanium oxide
10 parts of white carbon black
20 parts of yttrium stable zirconium oxide
10 parts of andalusite
5 parts of tempering fiber
3 parts of PVA
3 parts of aluminate cement；
The weight portion of rubber part is consisted of：
40 parts of waste silicone rubber
50 parts of brombutyl
40 parts of N660 white carbon blacks
5 parts of glass fibre
3 parts of activator
3 parts of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O355%, SiO230%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 1%；
The size of nano silicon is 90nm；
The wearing coefficient of the sealing ring is 135g/cm3, normal pressure compressive resistance is 602Mpa, and normal pressure rupture strength is
610Mpa, resistance to maximum operation (service) temperature is 1790 DEG C, and heat conductivity is 30w/ (mk).
Embodiment 5：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
70 parts of industrial waste Ceramic Material
20 parts of nano silicon
20 parts of nanometer silicon carbide
15 parts of fused magnesite
10 parts of nano boron carbide
10 parts of nano zine oxide
10 parts of nano-titanium oxide
10 parts of white carbon black
20 parts of yttrium stable zirconium oxide
10 parts of andalusite
5 parts of tempering fiber
3 parts of PVA
3 parts of aluminate cement；
The weight portion of rubber part is consisted of：
50 parts of waste silicone rubber
50 parts of brombutyl
40 parts of N660 white carbon blacks
5 parts of glass fibre
3 parts of activator
3 parts of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O355%, SiO230%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 1%；
The size of nano silicon is 100nm；
The wearing coefficient of the sealing ring is 156g/cm3, normal pressure compressive resistance is 640Mpa, and normal pressure rupture strength is
630Mpa, resistance to maximum operation (service) temperature is 1690 DEG C, and heat conductivity is 31w/ (mk).
Comparative example 1：
A kind of method for preparing ceramic seal circle using waste and old raw material, the sealing ring is divided into two parts, and inside is ceramic part
Point, outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of nano ceramics part is consisted of：
50 parts of industrial waste Ceramic Material
30 parts of silicon dioxide
20 parts of carborundum
15 parts of fused magnesite
10 parts of boron carbide
10 parts of Zinc Oxide
10 parts of titanium oxide
10 parts of white carbon black
20 parts of yttrium stable zirconium oxide
10 parts of andalusite
5 parts of tempering fiber
3 parts of PVA
3 parts of aluminate cement；
The weight portion of rubber part is consisted of：
40 parts of waste silicone rubber
50 parts of brombutyl
40 parts of N660 white carbon blacks
5 parts of glass fibre
3 parts of activator
3 parts of PEG20000；
The industrial waste Ceramic Material contains following components：Al2O355%, SiO230%, MgO 10%, Fe2O3
1%, ZnO 2%, Na2O 1%, K2O 1%；
The size of nano silicon is 100nm；
The wearing coefficient of the sealing ring is 100g/cm3, normal pressure compressive resistance is 400Mpa, and normal pressure rupture strength is
500Mpa, resistance to maximum operation (service) temperature is 1480 DEG C, and heat conductivity is 23w/ (mk).
Claims (3)
1. it is a kind of using waste and old raw material prepare ceramic seal circle, it is characterised in that：The sealing ring is divided into two parts,
Inside is ceramic segment, and outside is rubber part, and ceramic segment passes through hot vulcanization process layout in rubber,
The weight portion of ceramic segment is consisted of：
Industrial waste Ceramic Material 50-70 parts
Nano silicon 10-30 parts
Nanometer silicon carbide 15-20 parts
Fused magnesite 10-15 parts
Nano boron carbide 5-10 parts
Nano zine oxide 5-10 parts
Nano-titanium oxide 5-10 parts
White carbon black 5-10 parts
Yttrium stable zirconium oxide 10-20 parts
Andalusite 6-10 parts
Tempering fiber 1-5 parts
PVA 1-3 parts
Aluminate cement 1-3 parts；
The weight portion of rubber part is consisted of：
Waste silicone rubber 40-60 parts
Brombutyl 20-40 parts
N660 white carbon black 20-40 parts
Carbon fiber 3-5 parts
Activator 1-3 parts
PEG20000 1-3 parts；
The wearing coefficient of the sealing ring is 130-160g/cm3, normal pressure compressive resistance is 500-650Mpa, and normal pressure rupture strength is
550-650Mpa, at 1690 DEG C～1800 DEG C, heat conductivity is 22-32w/ (mk) to resistance to maximum operation (service) temperature.
2. it is a kind of as claimed in claim 1 using the ceramic seal circle of waste and old raw material preparation, it is characterised in that the Industry Waste
Old Ceramic Material contains following components：Al2O350-70%, SiO220-30%, MgO 5-10%, Fe2O31-2%, ZnO 1-
2%, Na2O 1-2%, K2O 0-2%.
3. it is a kind of as claimed in claim 1 or 2 using the ceramic seal circle of waste and old raw material preparation, it is characterised in that the nanometer
The size of silicon dioxide is 80-100nm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410688675.XA CN104482204B (en) | 2014-11-26 | 2014-11-26 | Ceramic sealing ring prepared by using waste materials |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688675.XA CN104482204B (en) | 2014-11-26 | 2014-11-26 | Ceramic sealing ring prepared by using waste materials |
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| CN104482204B true CN104482204B (en) | 2017-04-26 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104961487B (en) * | 2015-07-04 | 2016-12-14 | 重庆市鑫耀机械厂 | Ferrovanadium dregs-low tension shraff castable refractory |
| CN105777148B (en) * | 2016-01-30 | 2018-07-24 | 武汉科技大学 | Coil daub for medium-frequency induction furnace and preparation method thereof |
| CN105777076B (en) * | 2016-03-14 | 2018-07-10 | 景德镇市瓷海瓷业有限公司 | A kind of method that fine ceramics product is produced using waste ceramic as major ingredient |
| CN107963876A (en) * | 2017-11-22 | 2018-04-27 | 郑州源冉生物技术有限公司 | It is a kind of to utilize ceramic seal circle of discarded object production and preparation method thereof |
| CN112409709A (en) * | 2020-10-15 | 2021-02-26 | 扬州千裕电气有限公司 | High-pressure environment-friendly ceramic rubber sealing ring |
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| JPH01105069A (en) * | 1987-10-14 | 1989-04-21 | Toyota Motor Corp | Gasket for high temperature use |
| CN101007729A (en) * | 2006-01-27 | 2007-08-01 | 黄福得 | Heat-proof silica gel material containing inorganic ceramic hollow particle sphere |
| CN201599403U (en) * | 2009-12-10 | 2010-10-06 | 湖南精城特种陶瓷有限公司 | Rubber ceramic sealing ring |
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| CN104482204A (en) | 2015-04-01 |
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Inventor after: Yu Shengping Inventor before: Shi Meizhen |
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Effective date of registration: 20170329 Address after: 226000 Haian County, Nantong Province town of Li Ling Ling village, the group of 13 Applicant after: Jiangsu Jiuri Numerical Control Machine Tool Co., Ltd. Address before: 312400 Zhejiang city of Shaoxing province Shengzhou city streets Lake Yan Yu Village Applicant before: Shi Meizhen |
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