CN111540523A - Low-temperature-resistant high-prestress cable - Google Patents
Low-temperature-resistant high-prestress cable Download PDFInfo
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- CN111540523A CN111540523A CN202010552351.9A CN202010552351A CN111540523A CN 111540523 A CN111540523 A CN 111540523A CN 202010552351 A CN202010552351 A CN 202010552351A CN 111540523 A CN111540523 A CN 111540523A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
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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
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1865—Sheaths comprising braided non-metallic layers
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K2201/011—Nanostructured additives
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The invention discloses a low-temperature-resistant high-prestress cable, which comprises a wire core and is characterized in that: the outside cladding of sinle silk has the covering layer, the outside cladding of covering layer has the water blocking layer, the outside cladding of water blocking layer has the rubber inlayer, the outside cladding of rubber inlayer has first weaving layer, the outside cladding of first weaving layer has the shielding layer, the outside cladding of shielding layer has the rubber middle level, the medial outside cladding of rubber has the second weaving layer, the outside cladding of second weaving layer has the rubber skin. The low-temperature-resistant high-prestress cable has the advantages of no fracture and high tensile strength in a low-temperature environment.
Description
Technical Field
The invention belongs to the field of cables, and particularly relates to a low-temperature-resistant high-prestress cable.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation. Wire and cable products are mostly products having the same shape (cross section) in section (regardless of manufacturing errors) and being long-sized, because of the characteristics used as a constituent wire or coil in a system or apparatus. The structural composition of the cable product is studied and analyzed, and the analysis is observed only from the cross section thereof.
The existing cable is generally of a multilayer structure, however, in some severe environments, such as an environment of minus 40 degrees, a part of the cable may have a surface fracture phenomenon, and in the laying process of the cable, high-strength dragging may be required, so that the requirement on the anti-pulling performance of the cable is high, and the dragging requirement of a part of the cable is difficult to meet.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a low-temperature-resistant high-prestress cable which can keep no fracture and has high tensile strength in a low-temperature environment.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a low temperature resistant high prestressing force cable, includes the sinle silk, its characterized in that: the outside cladding of sinle silk has the covering layer, the outside cladding of covering layer has the water blocking layer, the outside cladding of water blocking layer has the rubber inlayer, the outside cladding of rubber inlayer has first weaving layer, the outside cladding of first weaving layer has the shielding layer, the outside cladding of shielding layer has the rubber middle level, the medial outside cladding of rubber has the second weaving layer, the outside cladding of second weaving layer has the rubber skin.
Compared with the prior art, the low-temperature-resistant high-prestress cable has the advantages that:
1. the low temperature resistance is good, and the surface can be kept from cracking in an environment of minus 40 ℃.
The outer layer of rubber is designed on the outermost layer of the cable, and the outer layer of rubber is composed of polyurethane rubber, silicon rubber, ethylene propylene rubber, a cold-resistant plasticizer, a calcium-zinc composite stabilizer, an antioxidant, an anti-aging agent, a vulcanizing agent, white carbon black, paraffin and nano zinc oxide, so that a low-temperature-resistant rubber layer can be formed to protect the cable, the cable can be normally used in an ultralow-temperature environment, the surface of the cable is free from fracture damage, and the reliability of the cable is guaranteed.
2. Good anti-pulling performance and difficult pulling and cracking.
Through design first weaving layer and second weaving layer as the enhancement layer of cable on the cable for first weaving layer and second weaving layer and adjacent layer between the bonding closely, in the use, be difficult for because drag and cause the cable to take place delaminating fracture phenomenon, make the engineering performance of cable better.
3. Good peeling resistance and difficult delamination.
Through design rubber inlayer, rubber middle level and rubber skin on the cable for it is inseparable to laminate through rubber materials between each layer, with each weaving layer zonulae occludens, makes the adhesion great, and outermost rubber is difficult for taking place the layering phenomenon, and especially the rubber skin is difficult for the layering, good reliability.
Drawings
Fig. 1 is a schematic structural diagram of a low-temperature-resistant high-prestress cable.
Labeled as: 1. a wire core; 2. a core-spun layer; 3. a water resistant layer; 4. an inner rubber layer; 5. a first woven layer; 6. a shielding layer; 7. a rubber middle layer; 8. a second woven layer; 9. and a rubber outer layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation:
example 1: as shown in fig. 1, a low temperature resistant high prestressed cable, includes sinle silk 1, the outside cladding of sinle silk 1 has covering layer 2, the outside cladding of covering layer 2 has water blocking layer 3, the outside cladding of water blocking layer 3 has rubber inlayer 4, the outside cladding of rubber inlayer 4 has first weaving layer 5, the outside cladding of first weaving layer 5 has shielding layer 6, the outside cladding of shielding layer 6 has rubber middle level 7, the outside cladding of rubber middle level 7 has second weaving layer 8, the outside cladding of second weaving layer 8 has outer layer 9 of rubber.
The rubber outer layer 9 is designed on the outermost layer of the cable, and the rubber outer layer 9 is composed of polyurethane rubber, silicon rubber, ethylene propylene rubber, a cold-resistant plasticizer, a calcium-zinc composite stabilizer, an antioxidant, an anti-aging agent, a vulcanizing agent, white carbon black, paraffin and nano zinc oxide, so that a low-temperature-resistant rubber layer can be formed to protect the cable, the cable can be normally used in an ultralow-temperature environment, the surface of the cable is not broken and damaged, and the reliability of the cable is ensured;
the first braided layer 5 and the second braided layer 8 are designed on the cable to serve as the reinforcing layers of the cable, so that the first braided layer 5 and the second braided layer 8 are tightly bonded with adjacent layers, and the cable is not easy to delaminate and break due to pulling and dragging in the using process, so that the engineering performance of the cable is better;
through design rubber inlayer 4, rubber middle level 7 and rubber skin 9 on the cable for it is inseparable to laminate through rubber materials between each layer, with each weaving layer zonulae occludens, makes the adhesion great, and the difficult layering phenomenon that takes place of outermost rubber, especially the difficult layering of rubber skin 9, good reliability.
In this embodiment, the quantity of sinle silk 1 is three, three the outside of sinle silk 1 all has the cladding to have covering layer 2, covering layer 2 is formed by the polyethylene film area around the package. The core-spun layer 2 can be used for coating and protecting the core 1.
In this embodiment, the water-blocking layer 3 is filled with water-blocking paste. Through the design of the waterproof layer 3, the waterproof performance of the cable is good.
In this embodiment, the rubber inner layer 4 is made of an ethylene propylene diene monomer material, and the thickness of the rubber inner layer 4 is 1.5 mm. The EPDM rubber is also called as EPDM rubber, has low price and good economical efficiency, and is suitable for being used as the inner layer material of the cable.
In this embodiment, the first woven layer 5 is formed by weaving aramid yarns, and the weaving angle is 85 degrees. The aramid fiber wire has high tensile strength and good toughness, and can improve the structural strength of the cable.
In this embodiment, the shielding layer 6 is made of an aluminum foil material, and the thickness of the shielding layer 6 is 0.5 mm. The cable can have shielding performance through the design of the shielding layer 6.
In this embodiment, the rubber middle layer 7 is made of a nitrile rubber material, and the thickness of the rubber middle layer 7 is 1.5 mm. The nitrile rubber material has good oil resistance, and can protect the cable in the middle layer.
In this embodiment, the second braided layer 8 is braided with nylon threads at a braiding angle of 90 degrees. The nylon wire structure has high strength and good tensile resistance, and can further improve the tensile strength of the cable.
In this embodiment, the rubber outer layer 9 is composed of the following raw materials in parts by weight: 20 parts of polyurethane rubber, 60 parts of silicon rubber, 20 parts of ethylene propylene rubber, 5 parts of cold-resistant plasticizer, 5 parts of calcium-zinc composite stabilizer, 1 part of antioxidant, 1 part of anti-aging agent, 3 parts of vulcanizing agent, 10 parts of white carbon black, 1 part of paraffin and 2 parts of nano zinc oxide. The low temperature resistance of the outermost layer of the cable is improved by improving the material of the rubber outer layer 9.
In the embodiment, the mass of the cold-resistant plasticizer accounts for not less than 5% of the total amount of the raw materials. The cold-resistant plasticizer can improve the material performance of the rubber outer layer 9 and can improve the low-temperature resistance of the rubber.
Example 2: as shown in fig. 1, a low temperature resistant high prestressed cable, includes sinle silk 1, the outside cladding of sinle silk 1 has covering layer 2, the outside cladding of covering layer 2 has water blocking layer 3, the outside cladding of water blocking layer 3 has rubber inlayer 4, the outside cladding of rubber inlayer 4 has first weaving layer 5, the outside cladding of first weaving layer 5 has shielding layer 6, the outside cladding of shielding layer 6 has rubber middle level 7, the outside cladding of rubber middle level 7 has second weaving layer 8, the outside cladding of second weaving layer 8 has outer layer 9 of rubber.
The rubber outer layer 9 is designed on the outermost layer of the cable, and the rubber outer layer 9 is composed of polyurethane rubber, silicon rubber, ethylene propylene rubber, a cold-resistant plasticizer, a calcium-zinc composite stabilizer, an antioxidant, an anti-aging agent, a vulcanizing agent, white carbon black, paraffin and nano zinc oxide, so that a low-temperature-resistant rubber layer can be formed to protect the cable, the cable can be normally used in an ultralow-temperature environment, the surface of the cable is not broken and damaged, and the reliability of the cable is ensured;
the first braided layer 5 and the second braided layer 8 are designed on the cable to serve as the reinforcing layers of the cable, so that the first braided layer 5 and the second braided layer 8 are tightly bonded with adjacent layers, and the cable is not easy to delaminate and break due to pulling and dragging in the using process, so that the engineering performance of the cable is better;
through design rubber inlayer 4, rubber middle level 7 and rubber skin 9 on the cable for it is inseparable to laminate through rubber materials between each layer, with each weaving layer zonulae occludens, makes the adhesion great, and the difficult layering phenomenon that takes place of outermost rubber, especially the difficult layering of rubber skin 9, good reliability.
In this embodiment, the quantity of sinle silk 1 is three, three the outside of sinle silk 1 all has the cladding to have covering layer 2, covering layer 2 is formed by the polyethylene film area around the package. The core-spun layer 2 can be used for coating and protecting the core 1.
In this embodiment, the water-blocking layer 3 is filled with water-blocking paste. Through the design of the waterproof layer 3, the waterproof performance of the cable is good.
In this embodiment, the rubber inner layer 4 is made of an ethylene propylene diene monomer material, and the thickness of the rubber inner layer 4 is 1.5 mm. The EPDM rubber is also called as EPDM rubber, has low price and good economical efficiency, and is suitable for being used as the inner layer material of the cable.
In this embodiment, the first woven layer 5 is formed by weaving aramid yarns, and the weaving angle is 85 degrees. The aramid fiber wire has high tensile strength and good toughness, and can improve the structural strength of the cable.
In this embodiment, the shielding layer 6 is made of an aluminum foil material, and the thickness of the shielding layer 6 is 0.5 mm. The cable can have shielding performance through the design of the shielding layer 6.
In this embodiment, the rubber middle layer 7 is made of a nitrile rubber material, and the thickness of the rubber middle layer 7 is 1.5 mm. The nitrile rubber material has good oil resistance, and can protect the cable in the middle layer.
In this embodiment, the second braided layer 8 is braided with nylon threads at a braiding angle of 90 degrees. The nylon wire structure has high strength and good tensile resistance, and can further improve the tensile strength of the cable.
In this embodiment, the rubber outer layer 9 is composed of the following raw materials in parts by weight: 25 parts of polyurethane rubber, 70 parts of silicon rubber, 25 parts of ethylene propylene rubber, 7.5 parts of cold-resistant plasticizer, 6.5 parts of calcium-zinc composite stabilizer, 1.5 parts of antioxidant, 1.5 parts of anti-aging agent, 4 parts of vulcanizing agent, 12.5 parts of white carbon black, 1.5 parts of paraffin and 3 parts of nano zinc oxide. The low temperature resistance of the outermost layer of the cable is improved by improving the material of the rubber outer layer 9.
In the embodiment, the mass of the cold-resistant plasticizer accounts for not less than 5% of the total amount of the raw materials. The cold-resistant plasticizer can improve the material performance of the rubber outer layer 9 and can improve the low-temperature resistance of the rubber.
Example 3: as shown in fig. 1, a low temperature resistant high prestressed cable, includes sinle silk 1, the outside cladding of sinle silk 1 has covering layer 2, the outside cladding of covering layer 2 has water blocking layer 3, the outside cladding of water blocking layer 3 has rubber inlayer 4, the outside cladding of rubber inlayer 4 has first weaving layer 5, the outside cladding of first weaving layer 5 has shielding layer 6, the outside cladding of shielding layer 6 has rubber middle level 7, the outside cladding of rubber middle level 7 has second weaving layer 8, the outside cladding of second weaving layer 8 has outer layer 9 of rubber.
The rubber outer layer 9 is designed on the outermost layer of the cable, and the rubber outer layer 9 is composed of polyurethane rubber, silicon rubber, ethylene propylene rubber, a cold-resistant plasticizer, a calcium-zinc composite stabilizer, an antioxidant, an anti-aging agent, a vulcanizing agent, white carbon black, paraffin and nano zinc oxide, so that a low-temperature-resistant rubber layer can be formed to protect the cable, the cable can be normally used in an ultralow-temperature environment, the surface of the cable is not broken and damaged, and the reliability of the cable is ensured;
the first braided layer 5 and the second braided layer 8 are designed on the cable to serve as the reinforcing layers of the cable, so that the first braided layer 5 and the second braided layer 8 are tightly bonded with adjacent layers, and the cable is not easy to delaminate and break due to pulling and dragging in the using process, so that the engineering performance of the cable is better;
through design rubber inlayer 4, rubber middle level 7 and rubber skin 9 on the cable for it is inseparable to laminate through rubber materials between each layer, with each weaving layer zonulae occludens, makes the adhesion great, and the difficult layering phenomenon that takes place of outermost rubber, especially the difficult layering of rubber skin 9, good reliability.
In this embodiment, the quantity of sinle silk 1 is three, three the outside of sinle silk 1 all has the cladding to have covering layer 2, covering layer 2 is formed by the polyethylene film area around the package. The core-spun layer 2 can be used for coating and protecting the core 1.
In this embodiment, the water-blocking layer 3 is filled with water-blocking paste. Through the design of the waterproof layer 3, the waterproof performance of the cable is good.
In this embodiment, the rubber inner layer 4 is made of an ethylene propylene diene monomer material, and the thickness of the rubber inner layer 4 is 1.5 mm. The EPDM rubber is also called as EPDM rubber, has low price and good economical efficiency, and is suitable for being used as the inner layer material of the cable.
In this embodiment, the first woven layer 5 is formed by weaving aramid yarns, and the weaving angle is 85 degrees. The aramid fiber wire has high tensile strength and good toughness, and can improve the structural strength of the cable.
In this embodiment, the shielding layer 6 is made of an aluminum foil material, and the thickness of the shielding layer 6 is 0.5 mm. The cable can have shielding performance through the design of the shielding layer 6.
In this embodiment, the rubber middle layer 7 is made of a nitrile rubber material, and the thickness of the rubber middle layer 7 is 1.5 mm. The nitrile rubber material has good oil resistance, and can protect the cable in the middle layer.
In this embodiment, the second braided layer 8 is braided with nylon threads at a braiding angle of 90 degrees. The nylon wire structure has high strength and good tensile resistance, and can further improve the tensile strength of the cable.
In this embodiment, the rubber outer layer 9 is composed of the following raw materials in parts by weight: 30 parts of polyurethane rubber, 80 parts of silicon rubber, 30 parts of ethylene propylene rubber, 10 parts of cold-resistant plasticizer, 8 parts of calcium-zinc composite stabilizer, 2 parts of antioxidant, 2 parts of anti-aging agent, 5 parts of vulcanizing agent, 15 parts of white carbon black, 2 parts of paraffin and 4 parts of nano zinc oxide. The low temperature resistance of the outermost layer of the cable is improved by improving the material of the rubber outer layer 9.
In the embodiment, the mass of the cold-resistant plasticizer accounts for not less than 5% of the total amount of the raw materials. The cold-resistant plasticizer can improve the material performance of the rubber outer layer 9 and can improve the low-temperature resistance of the rubber.
Three cables were produced by making cables from the material composition of the rubber outer layer 9 according to the composition of examples 1 to 3, then 10 cable samples were taken, each sample having a length of 600 mm, the cable samples were placed in a-40 ℃ cryostat for 72 hours, and then the surface conditions of the cable samples were observed, with the following experimental results:
as can be seen from the above table, within the formula range set by the invention, the cable sample can resist low temperature of minus 40 ℃, the surface of the cable sample is not cracked, and the low temperature resistance is good.
The above is only a preferred embodiment of the present invention, and it should be noted that several modifications and improvements made by those skilled in the art without departing from the technical solution should also be considered as falling within the scope of the claims.
Claims (10)
1. The utility model provides a low temperature resistant high prestressing force cable, includes the sinle silk, its characterized in that: the outside cladding of sinle silk has the covering layer, the outside cladding of covering layer has the water blocking layer, the outside cladding of water blocking layer has the rubber inlayer, the outside cladding of rubber inlayer has first weaving layer, the outside cladding of first weaving layer has the shielding layer, the outside cladding of shielding layer has the rubber middle level, the medial outside cladding of rubber has the second weaving layer, the outside cladding of second weaving layer has the rubber skin.
2. The low temperature resistant high pre-stressed cable of claim 1, wherein: the quantity of sinle silk is three, three the outside of sinle silk all the cladding has the covering layer, the covering layer is formed by the polyethylene film area around the package.
3. The low temperature resistant high pre-stressed cable of claim 1, wherein: the water-resistant layer is filled with water-resistant paste.
4. The low temperature resistant high pre-stressed cable of claim 1, wherein: the rubber inner layer is made of ethylene propylene diene monomer rubber material, and the thickness of the rubber inner layer is 1.5 mm.
5. The low temperature resistant high pre-stressed cable of claim 1, wherein: the first weaving layer is woven by the aramid fiber line and is formed, and the weaving angle is 85 degrees.
6. The low temperature resistant high pre-stressed cable of claim 1, wherein: the shielding layer is made of an aluminum foil material, and the thickness of the shielding layer is 0.5 mm.
7. The low temperature resistant high pre-stressed cable of claim 1, wherein: the rubber middle layer is made of a nitrile rubber material, and the thickness of the rubber middle layer is 1.5 mm.
8. The low temperature resistant high pre-stressed cable of claim 1, wherein: the second weaving layer is formed by weaving nylon wires, and the weaving angle is 90 degrees.
9. The low temperature resistant high pre-stressed cable of claim 1, wherein: the rubber outer layer comprises the following raw materials in parts by weight: 20-30 parts of polyurethane rubber, 60-80 parts of silicone rubber, 20-30 parts of ethylene propylene rubber, 5-10 parts of cold-resistant plasticizer, 5-8 parts of calcium-zinc composite stabilizer, 1-2 parts of antioxidant, 1-2 parts of anti-aging agent, 3-5 parts of vulcanizing agent, 10-15 parts of white carbon black, 1-2 parts of paraffin and 2-4 parts of nano zinc oxide.
10. The low temperature resistant high pre-stressed cable of claim 9, wherein: the mass of the cold-resistant plasticizer accounts for not less than 5% of the total amount of the raw materials.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112164490A (en) * | 2020-09-25 | 2021-01-01 | 安徽德尔电气集团有限公司 | High-strength pull-resistant cable and preparation method thereof |
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| KR20180123761A (en) * | 2017-05-10 | 2018-11-20 | 엘에스전선 주식회사 | Power cable |
| CN207602284U (en) * | 2017-11-15 | 2018-07-10 | 江苏凯达电缆有限公司 | The rubber set power cable that a kind of highly-flexible adverse circumstances use |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112164490A (en) * | 2020-09-25 | 2021-01-01 | 安徽德尔电气集团有限公司 | High-strength pull-resistant cable and preparation method thereof |
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Address after: 402260 No. 299, Shuanggao Road, Shuangfu street, Jiangjin District, Chongqing Applicant after: Yufeng Technology Co.,Ltd. Address before: 402260 No. 299, Shuanggao Road, Shuangfu street, Jiangjin District, Chongqing Applicant before: CHONGQING YUFENG WIRE & CABLE Co.,Ltd. |
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Application publication date: 20200814 |