CN108679131A - A kind of preparation method of high performance clutch facing without asbestos for automobile - Google Patents
A kind of preparation method of high performance clutch facing without asbestos for automobile Download PDFInfo
- Publication number
- CN108679131A CN108679131A CN201810451546.7A CN201810451546A CN108679131A CN 108679131 A CN108679131 A CN 108679131A CN 201810451546 A CN201810451546 A CN 201810451546A CN 108679131 A CN108679131 A CN 108679131A
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- Prior art keywords
- asbestos
- preparation
- rubber
- high performance
- cloth
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Classifications
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Compositions of linings; Methods of manufacturing
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Compositions of linings; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0034—Materials; Production methods therefor non-metallic
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/006—Materials; Production methods therefor containing fibres or particles
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
- F16D2200/0086—Moulding materials together by application of heat and pressure
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2200/00—Materials; Production methods therefor
- F16D2200/0082—Production methods therefor
- F16D2200/0091—Impregnating a mat of fibres with a binder
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2250/00—Manufacturing; Assembly
- F16D2250/0023—Shaping by pressure
Abstract
The present invention settles sth. according to policy or law a kind of preparation method of high performance clutch facing without asbestos for automobile, includes the following steps：S1, without asbestos yarn（Cloth）Impregnating resin；The preparation of S2, rubber mass：1, the selection of raw material；2, rubber mastication；3, plus compounding agent filler is kneaded；4, gluing is starched；S3, impregnation；S4, around embryo, it is hot-forming and heat treatment；S5, mill processing, test package.Preparation process of the present invention is simple, with high intensity, high-wear resistance, the property indices that should reach when meeting vehicle transmission when use, it is safe to use, comfortable steady, harmless, environmentally safe, stable friction factor, low wear rate, light specific gravity while energy-saving consumption-reducing, when in use engagement smooth-going, impact it is small.
Description
Technical field
The invention belongs to clutch surface technical fields, and in particular to a kind of high performance clutch facing without asbestos for automobile
Preparation method.
Background technology
Car clutch face sheet is the component materials that vehicle executes transmission agency by rubbing action, is the one of friction material
Kind, it is very important breaking piece in automobile, has for the realization of the functionality of automobile, safety and comfort
Great influence.Common car clutch face sheet mainly has binder, reinforcing fiber and filler grain three parts to constitute,
The effect of binder is that reinforcing fiber and filler grain are connected as an entirety, i.e. clutch surface sheet articles；Reinforcing fiber is assigned
The enough mechanical performances of product are given, ensure that product there are enough mechanical strengths to absorb impact in its process and using process
The high-speed rotating active force of power, shearing force, clutch surface, avoids product from rupturing；The type of filler is more, existing to reduce cost
Used particle filled composite also has the filler of controlled material friction coefficient size, these fillers can be divided into increasing and rub filler and anti-attrition
Filler, the friction coefficient of friction material can be increased by increasing the filler that rubs, and anti-attrition filler can then reduce friction material and friction pair
The mutual abrasion in face, prolongs the service life.But the unilateral preparation process of existing clutch is complicated, and intensity bottom, wear-resisting property are poor,
Wear rate is high, and engagement is unstable when in use and impact is big.
For this purpose, it is proposed that a kind of preparation method of high performance clutch facing without asbestos for automobile solves the above problems.
Invention content
The purpose of the present invention is to provide a kind of preparation methods of high performance clutch facing without asbestos for automobile, in solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of system of high performance clutch facing without asbestos for automobile
Preparation Method includes the following steps：
S1, without asbestos yarn（Cloth）Impregnating resin：It will be without asbestos yarn（Cloth）Processing is dried, makes its adsorption moisture amount≤1.5%,
Phenolic resin and hexamethylenetetramine are pressed 1:1 mass parts are slightly mixed, and by F-400 pulverizer fine powders, crushed material are obtained, by powder
It minces with alcohol according to 1:Resin solution is broken into 1.25 mass parts input blender, resin solution is put into impregnation trough,
It will be without asbestos yarn（Cloth）It is passed through between two rollers, regulating roller is away from control resin content will have been soaked without asbestos yarn（Cloth）It is whole
Neat dry in the air is put on rack；
The preparation of S2, rubber mass：
1, the selection of raw material：Weigh 8.6 ㎏ of butadiene-styrene rubber, 0.4 ㎏ of antioxidant d, 0.2 ㎏ of accelerating agent, 0.1 ㎏ of zinc oxide, oxygen
It is spare to change 0.2 ㎏ of aluminium, 0.2 ㎏ of zinc stearate, 0.2 ㎏ of carbon black, barium sulfate 6.6 ㎏ and 2 ㎏ of sulphur；
2, rubber mastication：Opening rubber mixing machine is started, trial operation 1~2 minute, regulating roller is away from 1~2 ㎜, the butylbenzene that will be measured
Rubber is placed on rubber mixing machine, mastication 2~3 minutes；
3, plus compounding agent filler is kneaded：After packet roller, accelerating agent, antioxidant d, zinc oxide, aluminium oxide is added, after being kneaded uniformly,
Beat triangle bag 2~3 times, barium sulfate, carbon black, feldspar powder is added in 3~4 ㎜ of adjustment roll spacing.After material is kneaded uniformly, splicing is cleaned
Material in disk is added in rubber compound.It is eventually adding sulphur, continuously makes a call to 3~4 triangle bags, 1~2 ㎜ of roll spacing is adjusted, by sizing material
It is spare to cut out item for the thin blanking of roller；
4, gluing is starched：The adhesive tape cut out is measured into 200 ㎏, is put into beater, by 48 ㎏ of resin, the clay 12 of co-grinding
㎏, 16 ㎏ of wollastonite, 8 ㎏ of light magnesium oxide, 12 ㎏ of barium sulfate, 24 ㎏ of potassium feldspar are all put into beater, and solvent is added
Oil, ratio are：Material total amount：Solvent oil mass=1：0.8, the 80% of solvent naphtha total amount is first put into, is beaten 4~5 hours, waits in rubber cement
When not having particulate matter, solvent naphtha is added to specified amount；
S3, impregnation：By dipped resin without asbestos yarn（Cloth）Impregnation is carried out by cement dipping machine, adjusts the roll spacing of cement dipping machine, is controlled
Gel content；
S4, around embryo, it is hot-forming and heat treatment：By dipped sizing material without asbestos yarn（Cloth）It is cut after embryo, opposing connection embryo
Material be put into press carry out it is hot-forming, place into baking oven and be heat-treated, you can obtain the unilateral semi-finished product of clutch；
S5, mill processing, test package：The polishing fine grinding that the unilateral semi-finished product of clutch obtained are carried out to lathe, examine,
High performance clutch facing without asbestos for automobile finished product is obtained after mark packaging.
Preferably, in the step S1 before resin solution input impregnation trough, by cement dipping machine runin machine 2~3 minutes, with determination
Equipment is working properly.
Preferably, accelerating agent is DM in the step S2.
Preferably, the roller temperature of opening rubber mixing machine is not more than 70 DEG C in the step S2, to prevent the vulcanization of rubber.
Preferably, without asbestos yarn in the step S3（Cloth）：Sizing material=1：0.8~0.9.
Preferably, in the step S4 heat treatment process require product surrounding will there are the distances of 15 ㎝ or more, for baking oven
Temperature-rise period require first to be warming up to 140 DEG C, keep the temperature 2 hours, then be warming up to 160 DEG C, keep the temperature 2 hours, be finally warming up to 180
DEG C, 3.5 hours are kept the temperature, at the end of maximum temperature, cuts off heating power supply, after continuing air blast 30min, general supply is closed, waits for baking oven
Temperature can open chamber door less than 100 DEG C.
Preferably, the press temperature of press is 165 DEG C in the step S4, and unit pressure is 20~26 Mpa, pressing time, root
According to the thickness of the semi-finished product of compression moulding, according to：1~1.5 min/mm is calculated, and deflation time is to be counted when reaching pressure from press
It calculates 20~35 seconds.
The technique effect and advantage of the present invention：The preparation method of the high performance clutch facing without asbestos for automobile, with phenolic resin
It is bonding agent, no asbestos yarn with butadiene-styrene rubber（Cloth）For reinforcing material.Friction material conditioning agent appropriate is added.Through no asbestos yarn
（Cloth）The clear resin of leaching, dipping rubber, then through being process around processes such as embryo, hot pressing, heat treatment, mill processing, be mainly used for each
The automobile clutch face of kind of model, preparation process is simple, has high intensity, a high-wear resistance, when use meets vehicle transmission
The property indices that should reach, it is safe to use, comfortable steady, harmless, environmentally safe, while energy-saving consumption-reducing
Stable friction factor, low wear rate, light specific gravity, when in use engagement smooth-going, impact it is small.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, 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
The every other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
A kind of preparation method of high performance clutch facing without asbestos for automobile, includes the following steps：
S1, without asbestos yarn（Cloth）Impregnating resin：It will be without asbestos yarn（Cloth）Processing is dried, makes its adsorption moisture amount≤1.5%,
Phenolic resin and hexamethylenetetramine are pressed 1:1 mass parts are slightly mixed, and by F-400 pulverizer fine powders, crushed material are obtained, by powder
It minces with alcohol according to 1:Resin solution is broken into 1.25 mass parts input blender, resin solution is put into impregnation trough,
It will be without asbestos yarn（Cloth）It is passed through between two rollers, regulating roller is away from control resin content will have been soaked without asbestos yarn（Cloth）It is whole
Neat dry in the air is put on rack；
The preparation of S2, rubber mass：
1, the selection of raw material：Weigh 8.6 ㎏ of butadiene-styrene rubber, 0.4 ㎏ of antioxidant d, 0.2 ㎏ of accelerating agent, 0.1 ㎏ of zinc oxide, oxygen
It is spare to change 0.2 ㎏ of aluminium, 0.2 ㎏ of zinc stearate, 0.2 ㎏ of carbon black, barium sulfate 6.6 ㎏ and 2 ㎏ of sulphur；
2, rubber mastication：Opening rubber mixing machine is started, trial operation 1~2 minute, regulating roller is away from 1~2 ㎜, the butylbenzene that will be measured
Rubber is placed on rubber mixing machine, mastication 2~3 minutes；
3, plus compounding agent filler is kneaded：After packet roller, accelerating agent, antioxidant d, zinc oxide, aluminium oxide is added, after being kneaded uniformly,
Beat triangle bag 2~3 times, barium sulfate, carbon black, feldspar powder is added in 3~4 ㎜ of adjustment roll spacing.After material is kneaded uniformly, splicing is cleaned
Material in disk is added in rubber compound.It is eventually adding sulphur, continuously makes a call to 3~4 triangle bags, 1~2 ㎜ of roll spacing is adjusted, by sizing material
It is spare to cut out item for the thin blanking of roller；
4, gluing is starched：The adhesive tape cut out is measured into 200 ㎏, is put into beater, by 48 ㎏ of resin, the clay 12 of co-grinding
㎏, 16 ㎏ of wollastonite, 8 ㎏ of light magnesium oxide, 12 ㎏ of barium sulfate, 24 ㎏ of potassium feldspar are all put into beater, and solvent is added
Oil, ratio are：Material total amount：Solvent oil mass=1：0.8, the 80% of solvent naphtha total amount is first put into, is beaten 4~5 hours, waits in rubber cement
When not having particulate matter, solvent naphtha is added to specified amount；
S3, impregnation：By dipped resin without asbestos yarn（Cloth）Impregnation is carried out by cement dipping machine, adjusts the roll spacing of cement dipping machine, is controlled
Gel content；
S4, around embryo, it is hot-forming and heat treatment：By dipped sizing material without asbestos yarn（Cloth）It is cut after embryo, opposing connection embryo
Material be put into press carry out it is hot-forming, place into baking oven and be heat-treated, you can obtain the unilateral semi-finished product of clutch；
S5, mill processing, test package：The polishing fine grinding that the unilateral semi-finished product of clutch obtained are carried out to lathe, examine,
High performance clutch facing without asbestos for automobile finished product is obtained after mark packaging.
Specifically, in the step S1 before resin solution input impregnation trough, by cement dipping machine runin machine 2~3 minutes, with determination
Equipment is working properly.
Specifically, accelerating agent is DM in the step S2.
Specifically, the roller temperature of opening rubber mixing machine is not more than 70 DEG C in the step S2, to prevent the vulcanization of rubber.
Specifically, without asbestos yarn in the step S3（Cloth）：Sizing material=1：0.8~0.9.
Specifically, in the step S4 heat treatment process require product surrounding will there are the distances of 15 ㎝ or more, for baking oven
Temperature-rise period require first to be warming up to 140 DEG C, keep the temperature 2 hours, then be warming up to 160 DEG C, keep the temperature 2 hours, be finally warming up to 180
DEG C, 3.5 hours are kept the temperature, at the end of maximum temperature, cuts off heating power supply, after continuing air blast 30min, general supply is closed, waits for baking oven
Temperature can open chamber door less than 100 DEG C.
Specifically, the press temperature of press is 165 DEG C in the step S4, unit pressure is 20~26 Mpa, pressing time, root
According to the thickness of the semi-finished product of compression moulding, according to：1~1.5 min/mm is calculated, and deflation time is to be counted when reaching pressure from press
It calculates 20~35 seconds.
The preparation method of the high performance clutch facing without asbestos for automobile, using phenolic resin and butadiene-styrene rubber as bonding agent, no stone
Cotton thread（Cloth）For reinforcing material.Friction material conditioning agent appropriate is added.Through no asbestos yarn（Cloth）The clear resin of leaching, dipping rubber
Glue, then warp are process around processes such as embryo, hot pressing, heat treatment, mill processing, are mainly used for the automobile clutch face of various models,
Preparation process is simple, has high intensity, a high-wear resistance, the property indices that when use should reach when meeting vehicle transmission,
It is safe to use, comfortable steady, harmless, environmentally safe, stable friction factor, wear rate while energy-saving consumption-reducing
Low, light specific gravity, when in use engagement smooth-going, impact it is small.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution recorded in foregoing embodiments is modified or equivalent replacement of some of the technical features, it is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the protection of the present invention
Within the scope of.
Claims (7)
1. a kind of preparation method of high performance clutch facing without asbestos for automobile, which is characterized in that include the following steps：
S1, without asbestos yarn（Cloth）Impregnating resin：It will be without asbestos yarn（Cloth）Processing is dried, makes its adsorption moisture amount≤1.5%,
Phenolic resin and hexamethylenetetramine are pressed 1:1 mass parts are slightly mixed, and by F-400 pulverizer fine powders, crushed material are obtained, by powder
It minces with alcohol according to 1:Resin solution is broken into 1.25 mass parts input blender, resin solution is put into impregnation trough,
It will be without asbestos yarn（Cloth）It is passed through between two rollers, regulating roller is away from control resin content will have been soaked without asbestos yarn（Cloth）It is whole
Neat dry in the air is put on rack；
The preparation of S2, rubber mass：
The selection of raw material：Weigh 8.6 ㎏ of butadiene-styrene rubber, 0.4 ㎏ of antioxidant d, 0.2 ㎏ of accelerating agent, 0.1 ㎏ of zinc oxide, oxidation
0.2 ㎏ of aluminium, 0.2 ㎏ of zinc stearate, 0.2 ㎏ of carbon black, barium sulfate 6.6 ㎏ and 2 ㎏ of sulphur are spare；
Rubber mastication：Opening rubber mixing machine is started, trial operation 1~2 minute, regulating roller is away from 1~2 ㎜, the butylbenzene rubber that will be measured
Glue is placed on rubber mixing machine, mastication 2~3 minutes；
Compounding agent filler is added to be kneaded：After packet roller, accelerating agent, antioxidant d, zinc oxide, aluminium oxide is added, after being kneaded uniformly,
Beating triangle bag 2~3 times, barium sulfate, carbon black, feldspar powder is added in 3~4 ㎜ of adjustment roll spacing,
After material is kneaded uniformly, the material cleaned in receiver is added in rubber compound,
It is eventually adding sulphur, continuously makes a call to 3~4 triangle bags, adjusts 1~2 ㎜ of roll spacing, by the thin blanking of sizing material roller, it is spare to cut out item；
Gluing is starched：By the adhesive tape cut out measure 200 ㎏, put into beater in, by 48 ㎏ of resin of co-grinding, 12 ㎏ of clay,
16 ㎏ of wollastonite, 8 ㎏ of light magnesium oxide, 12 ㎏ of barium sulfate, 24 ㎏ of potassium feldspar are all put into beater, and solvent naphtha is added, than
Example be：Material total amount：Solvent oil mass=1：0.8, the 80% of solvent naphtha total amount is first put into, is beaten 4~5 hours, waits for not having in rubber cement
When particulate matter, solvent naphtha is added to specified amount；
S3, impregnation：By dipped resin without asbestos yarn（Cloth）Impregnation is carried out by cement dipping machine, adjusts the roll spacing of cement dipping machine, is controlled
Gel content；
S4, around embryo, it is hot-forming and heat treatment：By dipped sizing material without asbestos yarn（Cloth）It is cut after embryo, opposing connection embryo
Material be put into press carry out it is hot-forming, place into baking oven and be heat-treated, you can obtain the unilateral semi-finished product of clutch；
S5, mill processing, test package：The polishing fine grinding that the unilateral semi-finished product of clutch obtained are carried out to lathe, examine,
High performance clutch facing without asbestos for automobile finished product is obtained after mark packaging.
2. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
In the step S1 before resin solution input impregnation trough, by cement dipping machine runin machine 2~3 minutes, to determine equipment work just
Often.
3. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
Accelerating agent is DM in the step S2.
4. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
The roller temperature of opening rubber mixing machine is not more than 70 DEG C in the step S2, to prevent the vulcanization of rubber.
5. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
Without asbestos yarn in the step S3（Cloth）：Sizing material=1：0.8~0.9.
6. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
Heat treatment process requires the surrounding of product to be wanted for the temperature-rise period of baking oven there are the distance of 15 ㎝ or more in the step S4
It asks and is first warming up to 140 DEG C, keep the temperature 2 hours, then be warming up to 160 DEG C, keep the temperature 2 hours, be finally warming up to 180 DEG C, heat preservation 3.5 is small
When, at the end of maximum temperature, heating power supply is cut off, after continuing air blast 30min, closes general supply, waits for that oven temperature is less than 100 DEG C
Chamber door can be opened.
7. a kind of preparation method of high performance clutch facing without asbestos for automobile according to claim 1, it is characterised in that：
The press temperature of press is 165 DEG C in the step S4, and unit pressure is 20~26 Mpa, pressing time, according to compression moulding
Semi-finished product thickness, according to：1~1.5 min/mm is calculated, and deflation time is to calculate 20~35 when reaching pressure from press
Second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810451546.7A CN108679131A (en) | 2018-05-12 | 2018-05-12 | A kind of preparation method of high performance clutch facing without asbestos for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810451546.7A CN108679131A (en) | 2018-05-12 | 2018-05-12 | A kind of preparation method of high performance clutch facing without asbestos for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108679131A true CN108679131A (en) | 2018-10-19 |
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ID=63806095
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810451546.7A Pending CN108679131A (en) | 2018-05-12 | 2018-05-12 | A kind of preparation method of high performance clutch facing without asbestos for automobile |
Country Status (1)
| Country | Link |
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| CN (1) | CN108679131A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478090A (en) * | 2010-11-23 | 2012-05-30 | 来安县隆华摩擦材料有限公司 | Novel environmental-friendly wear and high-temperature resistant friction plate |
| CN103453037A (en) * | 2013-08-20 | 2013-12-18 | 来安县隆华摩擦材料有限公司 | Anti-freeze clutch facing |
-
2018
- 2018-05-12 CN CN201810451546.7A patent/CN108679131A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478090A (en) * | 2010-11-23 | 2012-05-30 | 来安县隆华摩擦材料有限公司 | Novel environmental-friendly wear and high-temperature resistant friction plate |
| CN103453037A (en) * | 2013-08-20 | 2013-12-18 | 来安县隆华摩擦材料有限公司 | Anti-freeze clutch facing |
| CN103453037B (en) * | 2013-08-20 | 2016-01-27 | 来安县隆华摩擦材料有限公司 | A kind of freeze proof clutch surface |
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Application publication date: 20181019 |