CN104500870B - A kind of Rotating fields wear-resisting resistance to erosion pipeline and preparation method thereof - Google Patents
A kind of Rotating fields wear-resisting resistance to erosion pipeline and preparation method thereof Download PDFInfo
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- CN104500870B CN104500870B CN201410749479.9A CN201410749479A CN104500870B CN 104500870 B CN104500870 B CN 104500870B CN 201410749479 A CN201410749479 A CN 201410749479A CN 104500870 B CN104500870 B CN 104500870B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
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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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
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- C—CHEMISTRY; METALLURGY
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- General Engineering & Computer Science (AREA)
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- Lining Or Joining Of Plastics Or The Like (AREA)
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Abstract
A kind of Rotating fields wear-resisting resistance to erosion pipeline and preparation method thereof, belong to the special pipeline in pipeline transportation field, rubber liner is set in pipeline, rubber liner is with two kinds of different rubber adhesions together, and top layer uses special abrasive rubber, abrasive rubber is constituted skeleton with aramid fiber glass and nylon fibre, then carry out mixing with extraordinary anti-corrosive rubber with it as base-material, silicon carbide micro-powder or zirconium carbide micropowder it is aided with again in mixing process, alumina powder, ultrafine silica powder and the strong material of elemental silicon micro mist uniform wearability are filled, thus the intensity that improve rubber liner of high degree, wearability, abrasion resistance and paracentesis resistance, it is made not only to have certain intensity concurrently, wearability, abrasion resistance and paracentesis resistance, and had certain resilience and pliability concurrently, the service life of pipeline is greatly improved.
Description
Technical field
The present invention relates to the special pipeline in pipeline transportation field, a kind of Rotating fields wear-resisting resistance to erosion pipe
Road and preparation method thereof.
Background technology
Pipeline transportation is that the one in industrial circle commonly uses means of transportation, and conventional pipeline generally metal is made or cement
Concrete casting forms, transporting corrosive liquids or during low concentration mortar, the inwall of pipeline washing away for a long time, rotten
Can cause be substantially reduced its service life in the case of erosion, friction, therefore, often set in pipeline to improve its service life
Putting liner, these inner lining materials are generally alloy, cement LIFT or polymer material layer, but not can solve and make
By the problem that the life-span is low.
Rubber is a kind of resilient polymer, can obtain (natural rubber) from the myron of some plants, it is also possible to
Being artificial (synthetic rubber), owing to elastomeric kind is a lot, different types of rubber possesses different performances, such as
Butadiene rubber has cold resistance, wearability, elasticity and ageing-resistant performance excellent especially, but tear resistance is poor, anti-slippery
Performance is bad；Isoprene rubber, as natural rubber, has good elasticity and wearability, excellent heat resistance and preferableization
Learn stability；EP rubbers chemical stability is good, and wearability, elasticity, oil resistivity and butadiene-styrene rubber are close.
But the so-called wearability of rubber is the most mainly only applied to the wearability during industrial products such as tire, but works as rubber
When glue is applied to other field, its wearability will far be not by far up to the mark, such as by rubber applications in inner lining material to hold
By certain when washing away with tear resistance, its wearability is the farthest not by far up to the mark.
Summary of the invention
Wash away for solving existing pipeline, corrode and cause service life low carrying liquid or receive inside it during gas
Problem, the invention provides a kind of Rotating fields wear-resisting resistance to erosion pipeline and preparation method thereof, and its liner uses unique rubber material
Material, sacrifices the partial elastic of elastomeric material to improve its wear-resisting, resistance to erosion and puncture-resistant performance, thus substantially increases pipe
The service life in road.
The present invention solves that the technical scheme that above-mentioned technical problem is used is: a kind of Rotating fields wear-resisting resistance to erosion pipeline,
This pipeline is made up of pipeline body and the rubber liner being arranged in pipeline body by bolt, and the bottom of bolt is embedded in rubber
In glue inside lining, described rubber liner by the surface abrasion resistance rubber of rubber substrate and its thickness 20-30% by bonding hot vulcanization
Become, rubber substrate and surface abrasion resistance rubber by aramid fiber glass and nylon fibre constitute skeleton, using extraordinary anti-corrosive rubber as
Base-material is made, and surface abrasion resistance rubber is added with silicon carbide micro-powder that particle diameter is 150 mesh or zirconium carbide micropowder, particle diameter is 150
It is additional that purpose alumina powder, particle diameter are the ultrafine silica powder of 200 mesh and elemental silicon micro mist that particle diameter is 300 mesh mixes
Agent, wherein, in rubber substrate, the content of aramid fiber glass is 8-9%, and the content of nylon fibre is 6-7%, and remaining is extraordinary corrosion-resistant
Rubber；In surface abrasion resistance rubber, the content of aramid fiber glass is 4-5%, and the content of nylon fibre is 6-7%, silicon carbide micro-powder or carbon
The content changing zirconium micro mist is 0.3-0.5%, and the content of alumina powder is 0.2-0.3%, the content of ultrafine silica powder is 0.1-
0.2%, the content of elemental silicon micro mist is 0.1-0.2%, and remaining is extraordinary anti-corrosive rubber, and extraordinary anti-corrosive rubber is commercially available fluorine
Rubber, FFKM or 4 third fluorubber.
In described rubber substrate and surface abrasion resistance rubber, also fill up in the skeleton constituted with aramid fiber glass and nylon fibre
Having carbon fiber, the content of carbon fiber is 0.05-0.1%.
Possibly together with the calcined kaolin micro mist below particle diameter 300 mesh, the content of calcined kaolin micro mist in described additive
For 0.1-0.2%.
In described rubber substrate and surface abrasion resistance rubber, also fill up in the skeleton constituted with aramid fiber glass and nylon fibre
Having glass fibre, the content of glass fibre is 0.05-0.1%.
The preparation method of above-mentioned Rotating fields wear-resisting resistance to erosion pipeline, first prepares rubber liner, when preparing rubber liner
Wherein pre-embedded bolt, is fixed on rubber liner in pipeline body by bolt the most again, and pipeline body is metallic conduit
Or concreting pipeline, the preparation method of described rubber liner, comprise the following steps:
1) pull into diameter after aramid fiber glass and nylon fibre being melted respectively and be less than 0.1mm filament, then according to above-mentioned
Ratio weigh composition rubber substrate and each component of surface abrasion resistance rubber, then rubber substrate and surface abrasion resistance rubber bone will be constituted
The component of frame mixes into material A and material B the most in different proportions, to be respectively used to prepare rubber substrate and surface abrasion resistance rubber
The skeleton of glue；
2) prepare rubber substrate and the material A of surface abrasion resistance rubber skeleton by step 1) is used for respectively and material B sends into
Two banburies are carried out the most mixing, melting temperature be 150-170 degree Celsius, pressure be 25-30MPa, rotor speed is
60rpm, mixing 30s-60s, and before mixing, first add additional in the material B for preparing surface abrasion resistance rubber skeleton
Silicon carbide micro-powder in agent or zirconium carbide micropowder and alumina powder, mixing in being re-fed into banbury after stirring；
3) material A is added thereto to extraordinary anti-corrosive rubber after the most mixing, again carries out mixing, and melting temperature is
150-170 degree Celsius, pressure be 40-42MPa, rotor speed is 60rpm, mixing 30s-60s, naturally cooling obtain rubber-based
The end, standby；
4) mixing with extraordinary anti-corrosive rubber by being used for remaining additive preparing surface abrasion resistance rubber, melting temperature is
160-170 degree Celsius, pressure be 35-45MPa, rotor speed is 90rpm, and mixing 30-60s is standby；
5) by the extraordinary anti-corrosive rubber after mixing in step 4) and step 2) in mixing after material B mix after again mix
Refining, melting temperature is 165-170 degree Celsius, pressure is 40-42MPa, and rotor speed is 90rpm, mixing 2-3min, mixing end
Rear cooling naturally obtains surface abrasion resistance rubber；
6) the surface abrasion resistance rubber that the rubber substrate prepared in step 3) is prepared with step 5) is passed through hot vulcanization process
Glue and form and obtain product.
Beneficial effect: the present invention is by arranging rubber liner in pipeline, and rubber liner glues with two kinds of different rubber
Being combined, and top layer uses special abrasive rubber, this abrasive rubber is constituted skeleton with aramid fiber glass and nylon fibre, so
Carry out with it mixing with extraordinary anti-corrosive rubber as base-material afterwards, in mixing process, be aided with silicon carbide micro-powder again or zirconium carbide is micro-
The strong material of powder, alumina powder, ultrafine silica powder and elemental silicon micro mist uniform wearability is filled, thus improve of high degree
The intensity of rubber liner, wearability, abrasion resistance and paracentesis resistance so that it is not only have certain intensity, wearability, resistance to erosion concurrently
Property and paracentesis resistance, and had certain resilience and pliability concurrently, with conventional metal inner lining or inorganic non-metallic material
The liner that material pours is compared, and has feature that is lightweight and that be easily installed, change, the service life of pipeline is greatly improved.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further elaborated, the corrosion-resistant rubber of special type used in each embodiment
Glue is commercially available fluorubber, FFKM or 4 third fluorubber.
Embodiment 1
A kind of Rotating fields wear-resisting resistance to erosion pipeline, this pipeline is arranged in pipeline body by pipeline body with by bolt
Rubber liner is constituted, and the bottom of bolt is embedded in rubber liner, and described rubber liner is by rubber substrate and its thickness 20%
Surface abrasion resistance rubber is formed by bonding hot vulcanization, and rubber substrate and surface abrasion resistance rubber are by aramid fiber glass and nylon fibre structure
Become skeleton, make as base-material using extraordinary anti-corrosive rubber, and surface abrasion resistance rubber is added with the carborundum that particle diameter is 150 mesh
Micro mist, particle diameter be the alumina powder of 150 mesh, particle diameter be the ultrafine silica powder of 200 mesh and elemental silicon micro mist that particle diameter is 300 mesh
The additive mixed, wherein, in rubber substrate, the content of aramid fiber glass is 8%, and the content of nylon fibre is 6%, and remaining is
Extraordinary anti-corrosive rubber；In surface abrasion resistance rubber, the content of aramid fiber glass is 4%, and the content of nylon fibre is 6%, and carborundum is micro-
The content of powder is 0.3%, and the content of alumina powder is 0.2%, the content of ultrafine silica powder is 0.1%, the content of elemental silicon micro mist
Being 0.1%, remaining is extraordinary anti-corrosive rubber.
The preparation method of this Rotating fields wear-resisting resistance to erosion pipeline, first prepares rubber liner, when preparing rubber liner at it
Middle pre-embedded bolt, is fixed on rubber liner in pipeline body by bolt the most again, pipeline body be metallic conduit or
Concreting pipeline, the preparation method of described rubber liner, comprise the following steps:
1) pull into diameter after aramid fiber glass and nylon fibre being melted respectively and be less than 0.1mm filament, then according to above-mentioned
Ratio weigh composition rubber substrate and each component of surface abrasion resistance rubber, then rubber substrate and surface abrasion resistance rubber bone will be constituted
The component of frame mixes into material A and material B the most in different proportions, to be respectively used to prepare rubber substrate and surface abrasion resistance rubber
The skeleton of glue；
2) prepare rubber substrate and the material A of surface abrasion resistance rubber skeleton by step 1) is used for respectively and material B sends into
Two banburies are carried out the most mixing, melting temperature be 150 degrees Celsius, pressure be 25MPa, rotor speed is 60rpm, mixed
Refining 60s, and before mixing, in the material B for preparing surface abrasion resistance rubber skeleton, first add the carborundum in additive
Micro mist and alumina powder, mixing in being re-fed into banbury after stirring；
3) material A is added thereto to extraordinary anti-corrosive rubber after the most mixing, again carries out mixing, and melting temperature is
150 degrees Celsius, pressure be 40MPa, rotor speed is 60rpm, mixing 60s, naturally cooling obtain rubber substrate, standby；
4) mixing with extraordinary anti-corrosive rubber by being used for remaining additive preparing surface abrasion resistance rubber, melting temperature is
160 degrees Celsius, pressure be 35MPa, rotor speed is 90rpm, and mixing 60s is standby；
5) by the extraordinary anti-corrosive rubber after mixing in step 4) and step 2) in mixing after material B mix after again mix
Refining, melting temperature is 165 degrees Celsius, pressure is 40MPa, and rotor speed is 90rpm, and mixing 3min is the coldest after mixing end
But surface abrasion resistance rubber is obtained；
6) the surface abrasion resistance rubber that the rubber substrate prepared in step 3) is prepared with step 5) is passed through hot vulcanization process
Glue and form and obtain product.
It is more than the basic embodiment of the present embodiment, can be further optimized or improve on the basis of above:
As, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre also
Being filled with carbon fiber, the content of carbon fiber is 0.05%；
And for example, possibly together with calcined kaolin micro mist in described additive, the content of calcined kaolin micro mist is 0.1%；
For another example, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre
Being also filled with glass fibre, the content of glass fibre is 0.05%.
Embodiment 2
A kind of Rotating fields wear-resisting resistance to erosion pipeline, this pipeline is arranged in pipeline body by pipeline body with by bolt
Rubber liner is constituted, and the bottom of bolt is embedded in rubber liner, and described rubber liner is by rubber substrate and its thickness 30%
Surface abrasion resistance rubber is formed by bonding hot vulcanization, and rubber substrate and surface abrasion resistance rubber are by aramid fiber glass and nylon fibre structure
Become skeleton, make as base-material using extraordinary anti-corrosive rubber, and surface abrasion resistance rubber is added with the zirconium carbide that particle diameter is 150 mesh
Micro mist, particle diameter be the alumina powder of 150 mesh, particle diameter be the ultrafine silica powder of 200 mesh and elemental silicon micro mist that particle diameter is 300 mesh
The additive mixed, wherein, in rubber substrate, the content of aramid fiber glass is 9%, and the content of nylon fibre is 7%, and remaining is
Extraordinary anti-corrosive rubber；In surface abrasion resistance rubber, the content of aramid fiber glass is 5%, and the content of nylon fibre is 7%, and zirconium carbide is micro-
The content of powder is 0.5%, and the content of alumina powder is 0.3%, the content of ultrafine silica powder is 0.2%, the content of elemental silicon micro mist
Being 0.2%, remaining is extraordinary anti-corrosive rubber.
The preparation method of this Rotating fields wear-resisting resistance to erosion pipeline, first prepares rubber liner, when preparing rubber liner at it
Middle pre-embedded bolt, is fixed on rubber liner in pipeline body by bolt the most again, pipeline body be metallic conduit or
Concreting pipeline, the preparation method of described rubber liner, comprise the following steps:
1) pull into diameter after aramid fiber glass and nylon fibre being melted respectively and be less than 0.1mm filament, then according to above-mentioned
Ratio weigh composition rubber substrate and each component of surface abrasion resistance rubber, then rubber substrate and surface abrasion resistance rubber bone will be constituted
The component of frame mixes into material A and material B the most in different proportions, to be respectively used to prepare rubber substrate and surface abrasion resistance rubber
The skeleton of glue；
2) prepare rubber substrate and the material A of surface abrasion resistance rubber skeleton by step 1) is used for respectively and material B sends into
Two banburies are carried out the most mixing, melting temperature be 170 degrees Celsius, pressure be 30MPa, rotor speed is 60rpm, mixed
Refining 30s, and before mixing, in the material B for preparing surface abrasion resistance rubber skeleton, first add the zirconium carbide in additive
Micro mist and alumina powder, mixing in being re-fed into banbury after stirring；
3) material A is added thereto to extraordinary anti-corrosive rubber after the most mixing, again carries out mixing, and melting temperature is
170 degrees Celsius, pressure be 42MPa, rotor speed is 60rpm, mixing 30s, naturally cooling obtain rubber substrate, standby；
4) mixing with extraordinary anti-corrosive rubber by being used for remaining additive preparing surface abrasion resistance rubber, melting temperature is
170 degrees Celsius, pressure be 45MPa, rotor speed is 90rpm, and mixing 30s is standby；
5) by the extraordinary anti-corrosive rubber after mixing in step 4) and step 2) in mixing after material B mix after again mix
Refining, melting temperature is 170 degrees Celsius, pressure is 42MPa, and rotor speed is 90rpm, and mixing 2min is the coldest after mixing end
But surface abrasion resistance rubber is obtained；
6) the surface abrasion resistance rubber that the rubber substrate prepared in step 3) is prepared with step 5) is passed through hot vulcanization process
Glue and form and obtain product.
It is more than the basic embodiment of the present embodiment, can be further optimized or improve on the basis of above:
As, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre also
Being filled with carbon fiber, the content of carbon fiber is 0.1%；
And for example, possibly together with calcined kaolin micro mist in described additive, the content of calcined kaolin micro mist is 0.2%；
For another example, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre
Being also filled with glass fibre, the content of glass fibre is 0.1%.
Embodiment 3
A kind of Rotating fields wear-resisting resistance to erosion pipeline, this pipeline is arranged in pipeline body by pipeline body with by bolt
Rubber liner is constituted, and the bottom of bolt is embedded in rubber liner, and described rubber liner is by rubber substrate and its thickness 25%
Surface abrasion resistance rubber is formed by bonding hot vulcanization, and rubber substrate and surface abrasion resistance rubber are by aramid fiber glass and nylon fibre structure
Become skeleton, make as base-material using extraordinary anti-corrosive rubber, and surface abrasion resistance rubber is added with the carborundum that particle diameter is 150 mesh
Micro mist, particle diameter be the alumina powder of 150 mesh, particle diameter be the ultrafine silica powder of 200 mesh and elemental silicon micro mist that particle diameter is 300 mesh
The additive mixed, wherein, in rubber substrate, the content of aramid fiber glass is 8.5%, and the content of nylon fibre is 6.5%, its
Remaining is extraordinary anti-corrosive rubber；In surface abrasion resistance rubber, the content of aramid fiber glass is 4.5%, and the content of nylon fibre is 6.5%,
The content of silicon carbide micro-powder is 0.4%, and the content of alumina powder is 0.25%, the content of ultrafine silica powder is 0.15%, elemental silicon
The content of micro mist is 0.15%, and remaining is extraordinary anti-corrosive rubber.
The preparation method of this Rotating fields wear-resisting resistance to erosion pipeline, first prepares rubber liner, when preparing rubber liner at it
Middle pre-embedded bolt, is fixed on rubber liner in pipeline body by bolt the most again, pipeline body be metallic conduit or
Concreting pipeline, the preparation method of described rubber liner, comprise the following steps:
1) pull into diameter after aramid fiber glass and nylon fibre being melted respectively and be less than 0.1mm filament, then according to above-mentioned
Ratio weigh composition rubber substrate and each component of surface abrasion resistance rubber, then rubber substrate and surface abrasion resistance rubber bone will be constituted
The component of frame mixes into material A and material B the most in different proportions, to be respectively used to prepare rubber substrate and surface abrasion resistance rubber
The skeleton of glue；
2) prepare rubber substrate and the material A of surface abrasion resistance rubber skeleton by step 1) is used for respectively and material B sends into
Two banburies are carried out the most mixing, melting temperature be 160 degrees Celsius, pressure be 28MPa, rotor speed is 60rpm, mixed
Refining 45s, and before mixing, in the material B for preparing surface abrasion resistance rubber skeleton, first add the carborundum in additive
Micro mist and alumina powder, mixing in being re-fed into banbury after stirring；
3) material A is added thereto to extraordinary anti-corrosive rubber after the most mixing, again carries out mixing, and melting temperature is
160 degrees Celsius, pressure be 41MPa, rotor speed is 60rpm, mixing 45s, naturally cooling obtain rubber substrate, standby；
4) mixing with extraordinary anti-corrosive rubber by being used for remaining additive preparing surface abrasion resistance rubber, melting temperature is
165 degrees Celsius, pressure be 40MPa, rotor speed is 90rpm, and mixing 45s is standby；
5) by the extraordinary anti-corrosive rubber after mixing in step 4) and step 2) in mixing after material B mix after again mix
Refining, melting temperature is 168 degrees Celsius, pressure is 41MPa, and rotor speed is 90rpm, mixing 2.5min, natural after mixing end
Cooling obtains surface abrasion resistance rubber；
6) the surface abrasion resistance rubber that the rubber substrate prepared in step 3) is prepared with step 5) is passed through hot vulcanization process
Glue and form and obtain product.
It is more than the basic embodiment of the present embodiment, can be further optimized or improve on the basis of above:
As, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre also
Being filled with carbon fiber, the content of carbon fiber is 0.075%；
And for example, possibly together with calcined kaolin micro mist in described additive, the content of calcined kaolin micro mist is 0.15%；
For another example, in described rubber substrate and surface abrasion resistance rubber, in the skeleton constituted with aramid fiber glass and nylon fibre
Being also filled with glass fibre, the content of glass fibre is 0.075%.
Performance comparison is tested
Take the rubber liner of various embodiments of the present invention to compile respectively and make 1,2, No. 3 samples, choose the corrosion-resistant rubber of commercially available special type
Glue (FFKM) is No. 4 samples, respectively 1 to No. 4 sample is made liner and is applied in pipeline, at identical current and water
Measuring its service life in the case of matter, experimental result is:
1,2, No. 3 liner that sample is made its surfaces after using 67 days start appearance by the defect of current scour；
The liner that No. 4 samples are made its surface after using 43 days starts to occur by the defect of current scour；
It follows that for the rubber liner of the present invention is compared to existing wear resistant corrosion resistant rubber, possess the most resistance to
Mill, resistant to corrosion, resistance to erosion and puncture resistance, therefore, when it is used as pipe lining, it is possible to increase substantially the use longevity of pipeline
Life.
Claims (4)
1. a Rotating fields wear-resisting resistance to erosion pipeline, this pipeline is by pipeline body and the rubber that is arranged in pipeline body by bolt
Glue inside lining is constituted, and the bottom of bolt is embedded in rubber liner, it is characterised in that: described rubber liner is by rubber substrate and rubber
The surface abrasion resistance rubber of glue substrate thickness 20-30% is formed by bonding hot vulcanization, and rubber substrate and surface abrasion resistance rubber are by virtue
Synthetic fibre glass and nylon fibre constitute skeleton, make as base-material using extraordinary anti-corrosive rubber, and are added with in surface abrasion resistance rubber
Particle diameter be the silicon carbide micro-powder of 150 mesh or zirconium carbide micropowder, particle diameter be the alumina powder of 150 mesh, particle diameter be the oxidation of 200 mesh
The additive that silicon powder and the elemental silicon micro mist that particle diameter is 300 mesh mix, wherein, in rubber substrate, containing of aramid fiber glass
Amount is 8-9%, and the content of nylon fibre is 6-7%, and remaining is extraordinary anti-corrosive rubber；In surface abrasion resistance rubber, aramid fiber glass
Content is 4-5%, the content of nylon fibre be the content of 6-7%, silicon carbide micro-powder or zirconium carbide micropowder be 0.3-0.5%, aluminum oxide
The content of micro mist is 0.2-0.3%, the content of ultrafine silica powder is 0.1-0.2%, and the content of elemental silicon micro mist is 0.1-0.2%, its
Remaining is extraordinary anti-corrosive rubber, and extraordinary anti-corrosive rubber is commercially available fluorubber.
A kind of Rotating fields wear-resisting resistance to erosion pipeline the most according to claim 1, it is characterised in that: described rubber substrate and table
In the abrasive rubber of face, being also filled with carbon fiber in the skeleton constituted with aramid fiber glass and nylon fibre, the content of carbon fiber is
0.05-0.1%。
A kind of Rotating fields wear-resisting resistance to erosion pipeline the most according to claim 1, it is characterised in that: described additive also contains
Having calcined kaolin micro mist, the content of calcined kaolin micro mist is 0.1-0.2%.
The preparation method of Rotating fields the most according to claim 1 wear-resisting resistance to erosion pipeline, first prepares rubber liner, in preparation
Pre-embedded bolt wherein during rubber liner, is fixed on rubber liner in pipeline body by bolt the most again, pipeline this
Body is metallic conduit or concreting pipeline, it is characterised in that: the preparation method of described rubber liner, comprise the following steps:
1) pull into diameter after aramid fiber glass and nylon fibre being melted respectively and be less than 0.1mm filament, then according to claim 1
Described ratio weighs composition rubber substrate and each component of surface abrasion resistance rubber, then will constitute rubber substrate and surface abrasion resistance rubber
The component of glue skeleton mixes into material A and material B the most in different proportions, resistance to be respectively used to preparation rubber substrate and surface
The skeleton of rubber milling；
2) prepare rubber substrate and the material A of surface abrasion resistance rubber skeleton by step 1) is used for respectively and material B sends into two
Banbury is carried out the most mixing, melting temperature be 150-170 degree Celsius, pressure be 25-30MPa, rotor speed is
60rpm, mixing 30s-60s, and before mixing, first add additional in the material B for preparing surface abrasion resistance rubber skeleton
Silicon carbide micro-powder in agent or zirconium carbide micropowder and alumina powder, mixing in being re-fed into banbury after stirring；
3) material A is added thereto to extraordinary anti-corrosive rubber after the most mixing, again carries out mixing, and melting temperature is 150-
170 degrees Celsius, pressure be 40-42MPa, rotor speed is 60rpm, mixing 30s-60s, naturally cooling obtain rubber substrate, standby
With；
4) mixing with extraordinary anti-corrosive rubber by being used for remaining additive preparing surface abrasion resistance rubber, melting temperature is 160-
170 degrees Celsius, pressure be 35-45MPa, rotor speed is 90rpm, and mixing 30-60s is standby；
5) by the extraordinary anti-corrosive rubber after mixing in step 4) and step 2) in mixing after material B mix after the most mixing,
Melting temperature is 165-170 degree Celsius, pressure is 40-42MPa, and rotor speed is 90rpm, mixing 2-3min, after mixing end
Naturally cooling obtains surface abrasion resistance rubber；
6) by viscous by hot vulcanization process for the surface abrasion resistance rubber for preparing in the rubber substrate for preparing in step 3) and step 5) and
Form and obtain product.
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| CN106594413B (en) * | 2016-12-27 | 2018-07-17 | 洛阳理工学院 | A kind of layer of structure resistant to corrosion rubber liner |
| CN106945313B (en) * | 2017-03-01 | 2019-02-22 | 北京天元奥特橡塑有限公司 | The outer silica gel tube preparation method of fluorine in a kind of short fiber reinforced silica gel |
| CN109291552A (en) * | 2018-09-06 | 2019-02-01 | 安徽微威胶件集团有限公司 | A kind of sound-absorption vibration-reduction plate and preparation method thereof |
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| CN1654871A (en) * | 2005-02-03 | 2005-08-17 | 西安建筑科技大学 | Abrasion proof pipe with ternary composite material as liner and preparing technique thereof |
| CN103395210A (en) * | 2013-07-25 | 2013-11-20 | 周立超 | Production method for rubber-plastic subsea pipeline and connection structure for same |
| CN203757205U (en) * | 2014-04-09 | 2014-08-06 | 湖南工业大学 | Abrasion resistant steel pipe |
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| CN1654871A (en) * | 2005-02-03 | 2005-08-17 | 西安建筑科技大学 | Abrasion proof pipe with ternary composite material as liner and preparing technique thereof |
| CN103395210A (en) * | 2013-07-25 | 2013-11-20 | 周立超 | Production method for rubber-plastic subsea pipeline and connection structure for same |
| CN203757205U (en) * | 2014-04-09 | 2014-08-06 | 湖南工业大学 | Abrasion resistant steel pipe |
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