CN102382341A - Rubber material for O-shaped seal ring on end face of parallel gate valve and preparation method for rubber material - Google Patents
Rubber material for O-shaped seal ring on end face of parallel gate valve and preparation method for rubber material Download PDFInfo
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- CN102382341A CN102382341A CN2011103367076A CN201110336707A CN102382341A CN 102382341 A CN102382341 A CN 102382341A CN 2011103367076 A CN2011103367076 A CN 2011103367076A CN 201110336707 A CN201110336707 A CN 201110336707A CN 102382341 A CN102382341 A CN 102382341A
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Abstract
The invention discloses a rubber material for an O-shaped seal ring on the end face of a parallel gate valve. The rubber material is prepared by mixing a rubber material A and a rubber material B, wherein the rubber material A is prepared from the following raw materials in part by weight: 85 to 95 parts of nitrile rubber 3304, 0.3 to 0.5 part of sulfur, 4 to 6 parts of zinc oxide, 1 to 1.5 parts of stearic acid, 1 to 2 parts of antioxidant BHT, 1 to 2 parts of anti-ageing agent RD, 1 to 2 parts of anti-ageing agent 4020, 3 to 4 parts of paraffin, 22 to 25 parts of quickly extruded carbon black, 62 to 65 parts of high wear resistance carbon black N330, 18 to 22 parts of dioctyl ester, 10 to 15 parts of calcium carbonate, 3 to 4 parts of promoter M, 1 to 2 parts of promoter DM, and 1 to 2 parts of promoter PZ; and the rubber material B is prepared from the following raw materials in part by weight: 82 to 87 parts of polyacrylate rubber, 13 to 18 parts of silicon rubber, 1 to 2 parts of zinc stearate, 1 to 3 parts of anti-ageing agent RD, 0.4 to 0.6 part of dispersing agent T-78, 1 to 2 parts of Clariant wax, 45 to 55 parts of quickly extruded carbon black, 10 to 14 parts of quartz powder, 5 to 8 parts of hydroxy silicone oil, 4 to 6 parts of lead oxide, 0.7 to 0.9 percent of curing agent TCY, and 1 to 2 parts of promoter Na-22. The seal rubber material has good comprehensive properties, and the produced O-shaped seal ring on the end face of the parallel gate valve has the characteristics of high airtightness, weather resistance, low-temperature resistance, oil resistance and the like; meanwhile, the cost of the material is low.
Description
Technical field
The present invention relates to the rubber composite manufacture field, be specifically related to a kind of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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 a kind of 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:
A kind of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, anti-aging agent 4020 1-2, paraffin 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, lime carbonate 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, silica powder 10-14, hydroxy silicon oil 5-8, four oxidations, two plumbous 4-6, vulcanizing agent TCY 0.7-0.9, accelerant N a-22 1-2 soon.
A kind of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, anti-aging agent 40201.5, paraffin 3.5, extrude carbon black N660 24, high wear-resistant carbon black N33063, dioctyl ester 20, lime carbonate 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 that carbon black 50, silica powder 10, hydroxy silicon oil 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1-2.
A kind of preparation method of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, paraffin again, after mixing 3-4 minute; Add after lime carbonate 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 four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after silica powder 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 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, anti-aging agent 40201.5, paraffin 3.5, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, lime carbonate 12, captax 3.5, altax 1.5, promotor PZ 1.5 soon
The raw-material preparation of B sizing material:
Take by weighing that 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 that carbon black 50, silica powder 10, hydroxy silicon oil 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1-2.
2, a kind of preparation method of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, paraffin again, after mixing 3-4 minute; Add after lime carbonate 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 four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after silica powder 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 sealing 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 circle sizing material of the present invention are all good than conventional Gate-valve sealing sizing material.
Claims (3)
1. a Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, anti-aging agent 4020 1-2, paraffin 3-4, extrude carbon black N660 22-25, high wear-resistant carbon black N330 62-65, dioctyl ester 18-22, lime carbonate 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, silica powder 10-14, hydroxy silicon oil 5-8, four oxidations, two plumbous 4-6, vulcanizing agent TCY 0.7-0.9, accelerant N a-22 1-2 soon.
2. a kind of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, anti-aging agent 40201.5, paraffin 3.5, extrude carbon black N660 24, high wear-resistant carbon black N330 63, dioctyl ester 20, lime carbonate 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 that carbon black 50, silica powder 10, hydroxy silicon oil 6, four oxidations two are plumbous 5 soon, vulcanizing agent TCY 0.8, accelerant N a-22 1-2.
3. the preparation method of a kind of Parallel gate valve Parallel slide valve end face O RunddichtringO rubber size 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, paraffin again, after mixing 3-4 minute; Add after lime carbonate 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 four oxidations, two lead, Zinic stearas, anti-aging agent class, the easy plain T-78 of glue, Lay mattress wax again, after mixing 3-4 minute; Add after silica powder 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 |
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| CN 201110336707 CN102382341B (en) | 2011-10-31 | 2011-10-31 | Rubber material for O-shaped seal ring on end face of parallel gate valve and preparation method for rubber material |
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| CN 201110336707 CN102382341B (en) | 2011-10-31 | 2011-10-31 | Rubber material for O-shaped seal ring on end face of parallel gate valve and preparation method for rubber material |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732038A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Temperature-resistant silicone-rubber-mixed rubber sealing ring |
| CN102911409A (en) * | 2012-09-18 | 2013-02-06 | 铜陵市铜都特种线缆厂 | Environment-friendly tensile high-temperature-resistant control cable material and preparation method thereof |
| CN103724720A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Leather ring material for plunger brake master pump piston |
| 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 |
| CN103724721A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Double-opening leather ring material for automobile air-brake air pressure adjusting valve |
| CN103756050A (en) * | 2013-12-13 | 2014-04-30 | 芜湖佳诚电子科技有限公司 | Automobile caliper sealing rubber ring |
| CN103756054A (en) * | 2013-12-13 | 2014-04-30 | 芜湖佳诚电子科技有限公司 | Butadiene-acrylonitrile rubber ring |
| CN104008800A (en) * | 2014-04-23 | 2014-08-27 | 晶锋集团股份有限公司 | Shock-absorption cable |
| CN104610603A (en) * | 2015-01-29 | 2015-05-13 | 柳州兴杜工业贸易有限公司 | Oil resistant rubber |
| CN105482192A (en) * | 2015-12-22 | 2016-04-13 | 芜湖恒坤汽车部件有限公司 | Oil resistant rubber ring material composition and preparation method of oil resistant rubber ring |
| CN108485004A (en) * | 2018-04-11 | 2018-09-04 | 徐州工业职业技术学院 | A kind of light color oil-resistant seal ring sizing material and preparation method thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732038A (en) * | 2012-05-30 | 2012-10-17 | 芜湖荣基密封系统有限公司 | Temperature-resistant silicone-rubber-mixed rubber sealing ring |
| CN102911409A (en) * | 2012-09-18 | 2013-02-06 | 铜陵市铜都特种线缆厂 | Environment-friendly tensile high-temperature-resistant control cable material and preparation method thereof |
| CN102911409B (en) * | 2012-09-18 | 2015-03-11 | 铜陵市铜都特种线缆厂 | Environment-friendly tensile high-temperature-resistant control cable material and preparation method thereof |
| CN103724720A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Leather ring material for plunger brake master pump piston |
| 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 |
| CN103724721A (en) * | 2013-12-13 | 2014-04-16 | 芜湖佳诚电子科技有限公司 | Double-opening leather ring material for automobile air-brake air pressure adjusting valve |
| CN103756050A (en) * | 2013-12-13 | 2014-04-30 | 芜湖佳诚电子科技有限公司 | Automobile caliper sealing rubber ring |
| CN103756054A (en) * | 2013-12-13 | 2014-04-30 | 芜湖佳诚电子科技有限公司 | Butadiene-acrylonitrile rubber ring |
| CN104008800A (en) * | 2014-04-23 | 2014-08-27 | 晶锋集团股份有限公司 | Shock-absorption cable |
| CN104610603A (en) * | 2015-01-29 | 2015-05-13 | 柳州兴杜工业贸易有限公司 | Oil resistant rubber |
| CN105482192A (en) * | 2015-12-22 | 2016-04-13 | 芜湖恒坤汽车部件有限公司 | Oil resistant rubber ring material composition and preparation method of oil resistant rubber ring |
| CN108485004A (en) * | 2018-04-11 | 2018-09-04 | 徐州工业职业技术学院 | A kind of light color oil-resistant seal ring sizing material and preparation method thereof |
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| CN102382341B (en) | 2012-12-05 |
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