CN102504366A - Rubber slurry used for producing parallel gate valve end face O-shaped sealing ring and preparation method thereof - Google Patents
Rubber slurry used for producing parallel gate valve end face O-shaped sealing ring and preparation method thereof Download PDFInfo
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- CN102504366A CN102504366A CN2011103366637A CN201110336663A CN102504366A CN 102504366 A CN102504366 A CN 102504366A CN 2011103366637 A CN2011103366637 A CN 2011103366637A CN 201110336663 A CN201110336663 A CN 201110336663A CN 102504366 A CN102504366 A CN 102504366A
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Abstract
The invention discloses rubber slurry used for producing a parallel gate valve end face O-shaped sealing ring, which is formed by mixing A slurry and B slurry. The A slurry includes the following raw materials by weight: 85 to 95 parts of chemigum rubber 3304, 03. to 0.5 parts of sulphur, 4 to 6 parts of zinc oxide, 1 to 1.5 portions of stearic acid, 1 to 2 parts of antioxidant BHT, 1 to 2 parts of antiager RD, 1 to 2 parts of antiager 4010Na, 3 to 4 parts of microcrystalline wax, 22 to 25 parts of quick extrusion carbon black N660, 62 to 65 parts of high abrasion resistant carbon block N330, 18 to 22 parts of DOP, 10 to 15 parts of barium sulfate, 3 to 4 parts of accelerating agent M, 1 to 2 parts of accelerating agent D and 1 to 2 parts of accelerating agent PZ. The B slurry includes the following raw materials by weight: 82 to 87 parts of lactoprene, 13 to 18 parts of silicon rubber, 1 to 2 parts of zinc stearate, 1 to 3 parts of antiager RD, 0.4 to 0.6 parts of glue-easy element T-78, 1 to 2 parts of rhine wax, 45 to 55 parts of quick extrusion carbon black, 10 to 14 parts of graphite powder, 5 to 8 parts of hydroxide radical silicone oil, 4 to 6 parts of ferric oxide, 0.7 to 0.9 parts of vulcanizer TCY and 1 to 2 part of accelerator Na-22. The sealing slurry has good comprehensive performance, and the produced gate valve end face O-shaped sealing ring has good air tightness, climate resistance, low temperature resistance, oil resistance and the like. Simultaneously, the material is low in cost.
Description
Technical field
The present invention relates to the rubber composite manufacture field, be specifically related to be used to rubber size of producing Parallel gate valve Parallel slide valve end face O RunddichtringO and preparation method thereof.
Background technology
In fluid-duct-system; Valve is a controlling elements; It mainly acts on is xegregating unit and tubing system, regulate flow, anti-backflow, adjusting and drainage pressure, and therefore stopping property and the corrosion resistance nature to valve requires than higher, and high temperature resistant, the corrosion resistance nature of existing casting gate valve are not fine; Resistance to elevated temperatures, the corrosion resistance nature of existing Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size is not very desirable; Though the corrosion resistance and good that has, raw-material costing an arm and a leg, cost is high.
Summary of the invention
The invention provides Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size and preparation method thereof; The Parallel gate valve Parallel slide valve end face O RunddichtringO of producing with sizing material of the present invention has characteristics such as good air-tightness, weathering resistance, lower temperature resistance and oil-proofness, and the cost of material is low simultaneously.
The present invention adopts following technical scheme to achieve these goals:
Be used to produce the rubber size of Parallel gate valve Parallel slide valve end face O RunddichtringO, it is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 330485-95, sulphur 0.3-0.5, zinc oxide 4-6, Triple Pressed Stearic Acid 1-1.5, antioxidant BHT 1-2, anti-aging agent RD 1-2, antioxidant 4010 Na 1-2, Microcrystalline Wax 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, permanent white 10-15, captax 3-4, altax 1-2, promotor PZ 1-2 soon
The B sizing material:
Polyacrylic rubber 82-87, Zylox 13-18, Zinic stearas 1-2, anti-aging agent RD 1-3, glue are prone to plain T-780.4-0.6, Lay mattress wax 1-2, extrude carbon black 45-55, Graphite Powder 99 10-14, hydroxy silicon oil 5-8, red stone 4-6, vulcanizing agent TCY 0.7-0.9, accelerant N a-22 1-2 soon.
The described rubber size that is used to produce Parallel gate valve Parallel slide valve end face O RunddichtringO is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 330490, sulphur 0.4, zinc oxide 5, Triple Pressed Stearic Acid 1.5, antioxidant BHT 1.5, anti-aging agent RD 1.5, antioxidant 4010 Na1.5, Microcrystalline Wax 3.5, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, permanent white 12, captax 3.5, altax 1.5, promotor PZ 1.5 soon
The B sizing material:
Polyacrylic rubber 85, Zylox 15, Zinic stearas 1.5, anti-aging agent RD 2, glue are prone to plain T-780.5, Lay mattress wax 1.5, extrude carbon black 50, Graphite Powder 99 10, hydroxy silicon oil 6, red stone 5, vulcanizing agent TCY 0.8, accelerant N a-22 1-2 soon.
The described preparation method who is used to produce the rubber size of Parallel gate valve Parallel slide valve end face O RunddichtringO is characterized in that may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3304 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add zinc oxide, Triple Pressed Stearic Acid, anti-aging agent class, Microcrystalline Wax again, after mixing 3-4 minute; Add after permanent white continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer, polyacrylic rubber, Zylox are dropped in the Banbury mixer by formula rate plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add red stone, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after Graphite Powder 99 continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of hydroxy silicon oil minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃.
Second step: A sizing material and B sizing material mixing
With the above-mentioned A sizing material that makes and B sizing material by weight being A: B=(1-2): 1 mix after, join in the mill, carry out once more mixing, thin logical 6-8 time, the rubber composite of the present invention that can make.
Beneficial effect of the present invention:
Elastomeric material of the present invention has good comprehensive performances, has characteristics such as good air-tightness, weathering resistance, lower temperature resistance and oil-proofness with the gate valve O RunddichtringO of rubber mass production of the present invention, and the cost of material is low simultaneously.
Embodiment
Used part among the embodiment is weight part.
Embodiment one:
1, starting material are prepared:
The raw-material preparation of A sizing material:
Take by weighing paracril 330490, sulphur 0.4, zinc oxide 5, Triple Pressed Stearic Acid 1.5, antioxidant BHT 1.5, anti-aging agent RD 1.5, antioxidant 4010 Na1.5, Microcrystalline Wax 3.5, extrude carbon black N66024, high wear-resistant carbon black N33063, dioctyl ester 20, permanent white 12, captax 3.5, altax 1.5, promotor PZ 1.5 soon
The raw-material preparation of B sizing material:
Taking by weighing polyacrylic rubber 85, Zylox 15, Zinic stearas 1.5, anti-aging agent RD 2, glue is prone to plain T-780.5, Lay mattress wax 1.5, extrudes carbon black 50, Graphite Powder 99 10, hydroxy silicon oil 6, red stone 5, vulcanizing agent TCY 0.8, accelerant N a-22 1-2 soon.
2, be used to produce the preparation method of the rubber size of Parallel gate valve Parallel slide valve end face O RunddichtringO, may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3304 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add zinc oxide, Triple Pressed Stearic Acid, anti-aging agent class, Microcrystalline Wax again, after mixing 3-4 minute; Add after permanent white continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer, polyacrylic rubber, Zylox are dropped in the Banbury mixer by formula rate plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add red stone, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after Graphite Powder 99 continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of hydroxy silicon oil minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃.
Second step: A sizing material and B sizing material mixing
With the above-mentioned A sizing material that makes and B sizing material by weight being A: B=1: 1 mix after, join in the mill, carry out mixingly once more, thin logical 6-8 time, can make rubber composite of the present invention.
Testing data
Gate valve O RunddichtringO sizing material of the present invention and common Gate-valve sealing physical properties of rubber compound detect and contrast like following table:
From table, can find out that oil-proofness, resistance toheat, resistance to air loss and the resistance to tearing of Gate-valve sealing sizing material of the present invention are all good than conventional Gate-valve sealing sizing material.
Claims (3)
1. be used to produce the rubber size of Parallel gate valve Parallel slide valve end face O RunddichtringO, it is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3304 85-95, sulphur 0.3-0.5, zinc oxide 4-6, Triple Pressed Stearic Acid 1-1.5, antioxidant BHT 1-2, anti-aging agent RD 1-2, antioxidant 4010 Na 1-2, Microcrystalline Wax 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, permanent white 10-15, captax 3-4, altax 1-2, promotor PZ 1-2 soon
The B sizing material:
Polyacrylic rubber 82-87, Zylox 13-18, Zinic stearas 1-2, anti-aging agent RD 1-3, glue are prone to plain T-78 0.4-0.6, Lay mattress wax 1-2, extrude carbon black 45-55, Graphite Powder 99 10-14, hydroxy silicon oil 5-8, red stone 4-6, vulcanizing agent TCY 0.7-0.9, accelerant N a-22 1-2 soon.
2. the rubber size that is used to produce Parallel gate valve Parallel slide valve end face O RunddichtringO according to claim 1 is characterized in that, it is by A, mixing the forming of B two portions rubber size, and the weight part of its two portions constitutive material is:
The A sizing material:
Paracril 3,304 90, sulphur 0.4, zinc oxide 5, Triple Pressed Stearic Acid 1.5, antioxidant BHT 1.5, anti-aging agent RD 1.5, antioxidant 4010 Na1.5, Microcrystalline Wax 3.5, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, permanent white 12, captax 3.5, altax 1.5, promotor PZ 1.5 soon
The B sizing material:
Polyacrylic rubber 85, Zylox 15, Zinic stearas 1.5, anti-aging agent RD 2, glue are prone to plain T-78 0.5, Lay mattress wax 1.5, extrude carbon black 50, Graphite Powder 99 10, hydroxy silicon oil 6, red stone 5, vulcanizing agent TCY 0.8, accelerant N a-22 1-2 soon.
3. the preparation method who is used to produce the rubber size of Parallel gate valve Parallel slide valve end face O RunddichtringO as claimed in claim 1 is characterized in that may further comprise the steps:
The first step: prepare A sizing material, B sizing material respectively
One, the preparation of A sizing material
(1) plasticates: start Banbury mixer, paracril 3304 is dropped in the Banbury mixer plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add zinc oxide, Triple Pressed Stearic Acid, anti-aging agent class, Microcrystalline Wax again, after mixing 3-4 minute; Add after permanent white continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add again the residue 1/3 carbon black, turned refining 2-3 minute, add the abundant mixing 3-4 of dioctyl ester minute again after; When temperature reached 85-90 ℃, the beginning discharge was parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the A sizing material, the processing temperature of mill≤60 ℃;
Two, the preparation of B sizing material
(1) plasticates: start Banbury mixer, polyacrylic rubber, Zylox are dropped in the Banbury mixer by formula rate plasticate, after plasticating 15-25 minute,, begin discharge, park cooling 23-25 hour behind the discharge when temperature reaches 110-120 ℃;
(2) mixing: as above-mentioned cooled broken-(down)rubber to be joined in the Banbury mixer, add red stone, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after Graphite Powder 99 continues mixing 2-3 minute, again the carbon black class is added at twice wherein mixingly, added 2/3 carbon black mixing 2-3 minute earlier; Add residue 1/3 carbon black again; Turned refining 2-3 minute, add the abundant mixing 3-4 of hydroxy silicon oil minute again after, when temperature reaches 85-90 ℃; The beginning discharge is parked cooling 23-25 hour behind the discharge;
(3) vulcanization system adds: above-mentioned mixing materials is dropped in the mill, vulcanizing agent class, promotor class are added in the rubber unvulcanizate again, thin logical 5-7 be all over can obtaining the B sizing material, the processing temperature of mill≤60 ℃;
Second step: A sizing material and B sizing material mixing
With the above-mentioned A sizing material that makes and B sizing material by weight being A:B=(1-2): 1 mix after, join in the mill, carry out once more mixing, thin logical 6-8 time, the rubber composite of the present invention that can make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110336663 CN102504366B (en) | 2011-10-31 | 2011-10-31 | Rubber slurry used for producing parallel gate valve end face O-shaped sealing ring and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110336663 CN102504366B (en) | 2011-10-31 | 2011-10-31 | Rubber slurry used for producing parallel gate valve end face O-shaped sealing ring and preparation method thereof |
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| CN102504366A true CN102504366A (en) | 2012-06-20 |
| CN102504366B CN102504366B (en) | 2013-05-01 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103013010A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Seal rubber for valve rod of automobile and preparation method of seal rubber |
| CN103013007A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Rubber compound for rear oil seal of automobile crankshaft and preparation method of rubber |
| CN103013011A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Automobile valve sealing gasket sizing material and preparation method thereof |
| CN103044926A (en) * | 2012-11-25 | 2013-04-17 | 安徽六方重联机械股份有限公司 | Oil seal rubber material for automobile engines and preparation method thereof |
| CN103044831A (en) * | 2012-11-25 | 2013-04-17 | 马鞍山市中澜橡塑制品有限公司 | Synchronous gear box cover gasket rubber material and preparation method thereof |
| CN103725007A (en) * | 2013-12-13 | 2014-04-16 | 芜湖金鹰机械科技开发有限公司 | Mouldproof O-shaped ring |
| CN105400015A (en) * | 2015-12-08 | 2016-03-16 | 黄涌芮 | High temperature resistance rubber and preparation method thereof |
| CN107739458A (en) * | 2017-11-09 | 2018-02-27 | 克里特集团有限公司 | A kind of flat gate valve sealing ring and preparation method thereof |
| CN108250510A (en) * | 2017-12-26 | 2018-07-06 | 瑞立集团瑞安汽车零部件有限公司 | A kind of high-speed railway rail seal ball-valve of resistance to extremely low temperature rubber and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2078408U (en) * | 1990-11-23 | 1991-06-05 | 华北石油管理局第一采油厂 | High pressure flange sealing ring |
| CN101728064A (en) * | 2009-12-21 | 2010-06-09 | 西安向阳航天材料股份有限公司 | Compound sealing strip for oil tank of transformer and manufacture method thereof |
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- 2011-10-31 CN CN 201110336663 patent/CN102504366B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2078408U (en) * | 1990-11-23 | 1991-06-05 | 华北石油管理局第一采油厂 | High pressure flange sealing ring |
| CN101728064A (en) * | 2009-12-21 | 2010-06-09 | 西安向阳航天材料股份有限公司 | Compound sealing strip for oil tank of transformer and manufacture method thereof |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103013010A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Seal rubber for valve rod of automobile and preparation method of seal rubber |
| CN103013007A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Rubber compound for rear oil seal of automobile crankshaft and preparation method of rubber |
| CN103013011A (en) * | 2012-11-25 | 2013-04-03 | 马鞍山市中澜橡塑制品有限公司 | Automobile valve sealing gasket sizing material and preparation method thereof |
| CN103044926A (en) * | 2012-11-25 | 2013-04-17 | 安徽六方重联机械股份有限公司 | Oil seal rubber material for automobile engines and preparation method thereof |
| CN103044831A (en) * | 2012-11-25 | 2013-04-17 | 马鞍山市中澜橡塑制品有限公司 | Synchronous gear box cover gasket rubber material and preparation method thereof |
| CN103044831B (en) * | 2012-11-25 | 2015-10-21 | 马鞍山市中澜橡塑制品有限公司 | A kind of synchronous gear box lid gasket sizing material and preparation method thereof |
| CN103725007A (en) * | 2013-12-13 | 2014-04-16 | 芜湖金鹰机械科技开发有限公司 | Mouldproof O-shaped ring |
| CN105400015A (en) * | 2015-12-08 | 2016-03-16 | 黄涌芮 | High temperature resistance rubber and preparation method thereof |
| CN107739458A (en) * | 2017-11-09 | 2018-02-27 | 克里特集团有限公司 | A kind of flat gate valve sealing ring and preparation method thereof |
| CN108250510A (en) * | 2017-12-26 | 2018-07-06 | 瑞立集团瑞安汽车零部件有限公司 | A kind of high-speed railway rail seal ball-valve of resistance to extremely low temperature rubber and preparation method thereof |
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Granted publication date: 20130501 Termination date: 20131031 |