CN105047285A - Manufacturing process for fireproof power cable with low conductive temperature - Google Patents
Manufacturing process for fireproof power cable with low conductive temperature Download PDFInfo
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- CN105047285A CN105047285A CN201510351367.2A CN201510351367A CN105047285A CN 105047285 A CN105047285 A CN 105047285A CN 201510351367 A CN201510351367 A CN 201510351367A CN 105047285 A CN105047285 A CN 105047285A
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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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- 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
-
- 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
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/003—Power cables including electrical control or communication wires
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- Insulated Conductors (AREA)
- Organic Insulating Materials (AREA)
- Inorganic Insulating Materials (AREA)
Abstract
The invention discloses a manufacturing process for a fireproof power cable with low conductive temperature. The manufacturing process comprises: mixing 80 to 100 parts of ethylene vinyl acetate copolymer EVM 500HV and ethylene propylene diene monomer (EPDM) (3722) in an internal mixer at the temperature from 100 to 120 degrees centigrade for 5 to 6 minutes; adding and mixing 150 to 200 parts of aluminum hydroxide, 0.5 to 1.5 parts of stearic acid Hst, 1.5 to 2.0 parts of release agent, wear-resistant carbon black, 1.0 to 2.0 parts of coupling agent, 2.5 to 3.5 parts of promoter TA2C, and dioctyl adipate in the internal mixer for 3 to 5 minutes; and adding 3.0 to 4.0 parts of vulcanizing agent dicumyl peroxide and 0.3 to 1.4 parts of assistant vulcanizing agent cyanuric acid triallyl ester in the internal mixer. The surface temperature of the sheath of the cable is not over 70 degrees centigrade. The various properties of the cable completely satisfy requirements in a standard and the cable is provided with flame-retardant and fireproof performance.
Description
Technical field
The present invention relates to fire resistant electric power cable, be specifically related to a kind of manufacturing process for low transition temperature fire resistant electric power cable.
Background technology
At present, what high current-carrying capacity fire resistant electric power cable used is all fire-retardant class cables, specification approximately uses 3*70's, ampacity is at about 150A, and jacket surface temperature does not allow more than 70 DEG C, and (temperature requirement is very strict, because after generation emergency, need, with hand, cable is hauled out reel, and insert related system, temperature is too high hand-held incessantly), external diameter is greatly about about 40.0mm;
Requirement in industry annual meeting in this year, accident network cable needs to change flame retardant type into fire safe type, and specification uses 3*25, and ampacity requires to reach 150A equally, and jacket surface temperature requires to be no more than 70 DEG C equally, the maximum 30mm of external diameter.There is very large technological development difficulty after such requirement, because (1) ampacity is constant, specification is by 70mm
2be down to 25mm
2time, conductor temp .-elevating can obviously strengthen, and when operating ambient temperature 50 DEG C, also can substantially exceed 70 DEG C (we do overtesting with common cable, and temperature is finally at 108 DEG C) when reaching the temperature of jacket surface; (2) cable specification reduces at double, and the outside diameter of cable requires to reduce, current-carrying capacity of cable and jacket surface temperature-resistant, also require that cable possesses fire-resistant function, this is concerning very difficult the realization of cable simultaneously.
Summary of the invention
The object of this invention is to provide a kind of manufacturing process for low transition temperature fire resistant electric power cable, when operating ambient temperature 50 DEG C, reduce copper conductor diameter, the most of heat achieved copper conductor produces is locked in cable core, thus ensure that restrictive coating surface temperature is no more than 70 DEG C.
For achieving the above object, the technical solution used in the present invention is: a kind of manufacturing process for low transition temperature fire resistant electric power cable, described high current-carrying capacity low transition temperature fire resistant electric power cable wrap draws together 3 copper conductors, this copper conductor outer surface is coated with refractory insulating layer, 3 copper conductor stranded formation one cable cores, one ceramic composite band is wrapped in described cable core outer surface, one high thermal resistance low-smoke halogen-free polyolefin restrictive coating is coated on described ceramic composite band outer surface, is filled with some glass fibres between described refractory insulating layer and ceramic composite band; Described high thermal resistance low-smoke halogen-free polyolefin restrictive coating is made up of following parts by weight of component:
Ethylene vinyl acetate copolymer EVM500HV85 ~ 95 part,
Ethylene-propylene diene copolymer EPDM(3722) 10 ~ 15 parts,
160 ~ 190 parts, aluminium hydroxide,
Stearic acid Hst0.8 ~ 1.2 part,
Release agent 1.6 ~ 1.8 parts,
High wear-resistant carbon black (N330) 2.2 ~ 2.8 parts,
Coupling agent (KH-560) 1.2 ~ 1.8 parts,
Cumyl peroxide (DCP) 3.2 ~ 3.8 parts,
Promoter TA2C2.8 ~ 3.2 part,
Dioctyl adipate (DOA) 7.5 ~ 8.5 parts,
Auxiliary curing agent triallyl cyanurate 0.5 ~ 1.2 part;
The preparation technology of described high thermal resistance low-smoke halogen-free polyolefin restrictive coating, comprises the following steps:
Step one. by 80 ~ 100 parts of described ethylene vinyl acetate copolymer EVM500HV, 5 ~ 20 parts of ethylene-propylene diene copolymer EPDM(3722) mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add 150 ~ 200 parts of described aluminium hydroxides, 0.5 ~ 1.5 part of stearic acid Hst, 1.5 ~ 2.0 parts of release agents, 2.0 ~ 3.0 parts of high wear-resistant carbon blacks (N330), 1.0 ~ 2.0 parts of coupling agents (KH-560), 2.5 ~ 3.5 parts of promoter TA2C, 7 ~ 9 parts of dioctyl adipates (DOA) again, mixing 3min ~ 5min;
Step 3. in described banbury, finally add 3.0 ~ 4.0 parts of described vulcanizing agent cumyl peroxides (DCP), 0.3 ~ 1.4 part of auxiliary curing agent triallyl cyanurate, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, meanwhile, pendulum glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll, after crossing talcum powder case, i.e. obtained finished product.
The technical scheme that technique scheme is improved further is as follows:
In such scheme, the sectional area of described copper conductor is 25mm
2.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
The present invention is used for the manufacturing process of low transition temperature fire resistant electric power cable, refractory thermal insulator is introduced this cable as insulation and flame retardant coating by it, by the high thermal resistance low-smoke halogen-free polyolefin sheath material of thermal insulation layer in conjunction with certain content of the present invention and component, make that this cable specification number doubly reduces, ampacity constant still for 150A, external diameter by 40mm be decreased to 30mm diminish time, at operating ambient temperature 50 DEG C, jacket surface temperature is no more than 70 DEG C, simultaneously the properties of cable meets the requirement in standard completely, and cable is possessed simultaneously fire-retardant and fire resistance.
Accompanying drawing explanation
Accompanying drawing 1 is the present invention's low transition temperature fire resistant electric power cable structure schematic diagram.
In above accompanying drawing: 1, copper conductor; 2, refractory insulating layer; 3, cable core; 4, ceramic composite band; 5, high thermal resistance low-smoke halogen-free polyolefin restrictive coating; 6, glass fibre.
Embodiment
Embodiment: a kind of manufacturing process for low transition temperature fire resistant electric power cable, described low transition temperature fire resistant electric power cable wrap draws together 3 copper conductors 1, this copper conductor 1 outer surface is coated with refractory insulating layer 2,3 copper conductor 1 stranded formation one cable cores 3, one ceramic composite band 4 is wrapped in described cable core 3 outer surface, one high thermal resistance low-smoke halogen-free polyolefin restrictive coating 5 is coated on described ceramic composite band 4 outer surface, described high thermal resistance low-smoke halogen-free polyolefin restrictive coating 5 is made up of following parts by weight of component, as shown in table 1:
Table 1
The sectional area of above-mentioned copper conductor is 25mm
2.
Some glass fibres 6 are filled with between above-mentioned refractory insulating layer and ceramic composite band.
The preparation technology of high thermal resistance low-smoke halogen-free polyolefin restrictive coating in described low transition temperature fire resistant electric power cable, comprises the following steps:
Step one. by 80 ~ 100 parts of described ethylene vinyl acetate copolymer EVM500HV, 5 ~ 20 parts of ethylene-propylene diene copolymer EPDM(3722) mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add 150 ~ 200 parts of described aluminium hydroxides, 0.5 ~ 1.5 part of stearic acid Hst, 1.5 ~ 2.0 parts of release agents, 2.0 ~ 3.0 parts of high wear-resistant carbon blacks (N330), 1.0 ~ 2.0 parts of coupling agents (KH-560), 2.5 ~ 3.5 parts of promoter TA2C, 7 ~ 9 parts of dioctyl adipates (DOA) again, mixing 3min ~ 5min;
Step 3. in described banbury, finally add 3.0 ~ 4.0 parts of described vulcanizing agent cumyl peroxides (DCP), 0.3 ~ 1.4 part of auxiliary curing agent triallyl cyanurate, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, meanwhile, pendulum glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll, after crossing talcum powder case, i.e. obtained finished product.
Due to the utilization of technique scheme, the present invention has following advantages: this low-smoke halogen-free polyolefin possesses certain heat insulating function, and properties meets the design of expection simultaneously, and specifically in table 2, preparation technology is simple, workable.
Table 2 high current-carrying capacity low transition temperature fire resistant electric power cable performance index
| Sequence number | Performance project | Unit | Sheath |
| 1 | Aging front mechanical performance | ||
| 1.1 | Tensile strength is minimum | N/ mm 2 | 10.0 |
| 1.2 | Elongation at break is minimum | % | 180 |
| 2 | Air-oven aged properties | ||
| 2.1 | Aging condition temperature | ℃ | 136±2 |
| Time | h | 7×24 | |
| 2.2 | Tensile strength retention rate is minimum | % | 60 |
| 2.3 | Reserved elongation at break is minimum | % | 60 |
| 3 | Immersion oil is tested | ||
| 3.1 | Aging condition temperature | ℃ | 121±2 |
| Time | h | 18 | |
| 3.2 | Tensile strength retention rate is minimum | % | 50 |
| 3.3 | Reserved elongation at break is minimum | % | 50 |
| 4 | Hot elongation test | ||
| 4.1 | Experimental condition temperature | ℃ | 200±3 |
| Load-time | min | 15 | |
| Mechanical stress | N/cm 2 | 20 | |
| 4.2 | Under load, percentage elongation is maximum | % | 175 |
| 4.3 | Under load, permanent elongation is maximum | % | 15 |
| 5 | Tearing strength is minimum | N/mm | 6.13 |
| 7 | Heat distortion test temperature | ℃ | 121±2 |
| Time | h | 1 | |
| Thickness deformation rate is maximum | 30 | ||
| 8 | Acid gas content test is maximum | % | 2 |
| 9 | Content of halogen is maximum | % | 0.2 |
| 10 | Material poison exponent is tested | ||
| Poison exponent is maximum | 5 | ||
| 11 | Material smoke index is tested | ||
| Smoke index is maximum | 25 | ||
| 12 | Thermal resistivity | K·m/W | 5.8 |
The present invention is at operating ambient temperature 50 DEG C, and jacket surface temperature is no more than 70 DEG C, and simultaneously the properties of cable meets the requirement in standard completely, and cable is possessed simultaneously fire-retardant and fire resistance.Concrete combination property contrast table is in table 3:
The combination property contrast table of table 3 accident network analysis flexible electric power cable
To sum up, the present invention is used for the manufacturing process of low transition temperature fire resistant electric power cable, refractory thermal insulator is introduced this cable as insulation and flame retardant coating by it, by the high thermal resistance low-smoke halogen-free polyolefin sheath material of thermal insulation layer in conjunction with certain content of the present invention and component, make that this cable specification number doubly reduces, ampacity constant still for 150A, external diameter by 40mm be decreased to 30mm diminish time, at operating ambient temperature 50 DEG C, jacket surface temperature is no more than 70 DEG C, simultaneously the properties of cable meets the requirement in standard completely, and cable is possessed simultaneously fire-retardant and fire resistance.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (2)
1. the manufacturing process for low transition temperature fire resistant electric power cable, it is characterized in that: described low transition temperature fire resistant electric power cable wrap draws together 3 copper conductors (1), this copper conductor (1) outer surface is coated with refractory insulating layer (2), 3 copper conductors (1) stranded formation one cable core (3), one ceramic composite band (4) is wrapped in described cable core (3) outer surface, one high thermal resistance low-smoke halogen-free polyolefin restrictive coating (5) is coated on described ceramic composite band (4) outer surface, is filled with some glass fibres (6) between described refractory insulating layer and ceramic composite band; Described high thermal resistance low-smoke halogen-free polyolefin restrictive coating (5) is made up of following parts by weight of component:
Ethylene vinyl acetate copolymer EVM500HV85 ~ 95 part,
Ethylene-propylene diene copolymer EPDM(3722) 10 ~ 15 parts,
160 ~ 190 parts, aluminium hydroxide,
Stearic acid Hst0.8 ~ 1.2 part,
Release agent 1.6 ~ 1.8 parts,
High wear-resistant carbon black (N330) 2.2 ~ 2.8 parts,
Coupling agent (KH-560) 1.2 ~ 1.8 parts,
Cumyl peroxide (DCP) 3.2 ~ 3.8 parts,
Promoter TA2C2.8 ~ 3.2 part,
Dioctyl adipate (DOA) 7.5 ~ 8.5 parts,
Auxiliary curing agent triallyl cyanurate 0.5 ~ 1.2 part;
The preparation technology of described high thermal resistance low-smoke halogen-free polyolefin restrictive coating, comprises the following steps:
Step one. by 80 ~ 100 parts of described ethylene vinyl acetate copolymer EVM500HV, 5 ~ 20 parts of ethylene-propylene diene copolymer EPDM(3722) mixing 5min ~ 6min in 100 DEG C ~ 120 DEG C banburies, evenly mixing;
Step 2. in described banbury, add 150 ~ 200 parts of described aluminium hydroxides, 0.5 ~ 1.5 part of stearic acid Hst, 1.5 ~ 2.0 parts of release agents, 2.0 ~ 3.0 parts of high wear-resistant carbon blacks (N330), 1.0 ~ 2.0 parts of coupling agents (KH-560), 2.5 ~ 3.5 parts of promoter TA2C, 7 ~ 9 parts of dioctyl adipates (DOA) again, mixing 3min ~ 5min;
Step 3. in described banbury, finally add 3.0 ~ 4.0 parts of described vulcanizing agent cumyl peroxides (DCP), 0.3 ~ 1.4 part of auxiliary curing agent triallyl cyanurate, mixing 0.5min ~ 1.5min, then discharges glue stuff compounding;
Step 4. by described glue stuff compounding thin-pass 1 ~ 2 time on a mill until, meanwhile, pendulum glue 2 ~ 3 times, then on tri-roll press machine, open bar slice, the rubber page of output cools through chill roll, after crossing talcum powder case, i.e. obtained finished product.
2. the manufacturing process for low transition temperature fire resistant electric power cable according to claim 1, is characterized in that: the sectional area of described copper conductor is 25mm
2.
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| CN201310032786.0A CN103077775B (en) | 2013-01-29 | 2013-01-29 | Accident network analysis high current-carrying capacity low transition temperature fire resistant electric power cable and preparation technology |
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| CN201510351367.2A Pending CN105047285A (en) | 2013-01-29 | 2013-01-29 | Manufacturing process for fireproof power cable with low conductive temperature |
| CN201510615755.7A Pending CN105336414A (en) | 2013-01-29 | 2013-01-29 | Flame-retardant fireproof power transmission cable with low conduction temperature |
| CN201510615520.8A Pending CN105321603A (en) | 2013-01-29 | 2013-01-29 | Manufacturing process for fire-resistant power transmission cable with high current-carrying capacity |
| CN201310032786.0A Active CN103077775B (en) | 2013-01-29 | 2013-01-29 | Accident network analysis high current-carrying capacity low transition temperature fire resistant electric power cable and preparation technology |
| CN201510351368.7A Pending CN104966575A (en) | 2013-01-29 | 2013-01-29 | High-ampacity fire-resistance power cable |
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| CN201510615520.8A Pending CN105321603A (en) | 2013-01-29 | 2013-01-29 | Manufacturing process for fire-resistant power transmission cable with high current-carrying capacity |
| CN201310032786.0A Active CN103077775B (en) | 2013-01-29 | 2013-01-29 | Accident network analysis high current-carrying capacity low transition temperature fire resistant electric power cable and preparation technology |
| CN201510351368.7A Pending CN104966575A (en) | 2013-01-29 | 2013-01-29 | High-ampacity fire-resistance power cable |
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| CN114141430A (en) * | 2019-06-20 | 2022-03-04 | 广西纵览线缆集团有限公司 | Manufacturing process of low-shrinkage composite cable |
| CN114420385A (en) * | 2019-06-20 | 2022-04-29 | 广西纵览线缆集团有限公司 | Preparation process of fire-resistant cable |
| CN117659557A (en) * | 2023-11-30 | 2024-03-08 | 江苏赛德电气有限公司 | Anti-radiation high-temperature-resistant high-safety special cable for nuclear power station and preparation method thereof |
Families Citing this family (7)
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| CN104371199A (en) * | 2013-08-14 | 2015-02-25 | 特变电工股份有限公司 | Low-smoke halogen-free coal mine electric cable material and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201134299Y (en) * | 2007-12-21 | 2008-10-15 | 安徽华菱电缆集团有限公司 | Ceramic silicon rubber insulating flame-resistant cable |
| CN101597395A (en) * | 2009-06-24 | 2009-12-09 | 上海至正道化高分子材料有限公司 | A kind of fireproofing cable material without halide and preparation method thereof |
| CN102272209A (en) * | 2009-01-09 | 2011-12-07 | Js电缆有限公司 | Flame retardant rubber and manufacturing method thereof, and flame protection pad using flame retardant rubber and manufacturing method thereof |
| CN102382358A (en) * | 2011-11-15 | 2012-03-21 | 中天科技装备电缆有限公司 | Halogen-free flame-retardant cable sheath material for railway locomotive and manufacturing method for halogen-free flame-retardant cable sheath material |
| CN202662370U (en) * | 2012-05-15 | 2013-01-09 | 安徽猎塔电缆集团有限公司 | Composite tape wrapped fireproof power cable |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3935369A (en) * | 1973-11-02 | 1976-01-27 | Western Electric Company, Inc. | Methods of manufacturing an insulated conductor and product produced thereby |
| GB1583957A (en) * | 1977-03-10 | 1981-02-04 | Bicc Ltd | Electric cables |
| JPH0244612A (en) * | 1988-08-04 | 1990-02-14 | Fukuoka Cloth Kogyo Kk | Flame retardant tape for cable |
| CN101093736B (en) * | 2006-06-21 | 2010-04-21 | 江苏中煤电缆股份有限公司 | Rubber insulation material and insulating sheath material for mine cable |
| CN101205339B (en) * | 2006-12-21 | 2010-05-19 | 无锡江南电缆有限公司 | Ethylene-propylene rubber for electric wire and cable |
| CN101781463B (en) * | 2009-01-19 | 2012-01-11 | 浙江元通线缆制造有限公司 | Fire-resistant silicon rubber and preparation method thereof and cable |
| CN202134237U (en) * | 2011-06-22 | 2012-02-01 | 陈宁红 | Ceramic fireproof silicone rubber cable |
| CN102403067B (en) * | 2011-11-30 | 2013-04-03 | 江苏远洋东泽电缆股份有限公司 | Ethylene propylene rubber insulating fire-resistant medium-voltage power cable for marine engineering and method for producing same |
| CN202502821U (en) * | 2012-04-24 | 2012-10-24 | 上海安捷防火电缆有限公司 | Copper core ceramic silicone rubber insulation and sheath fire resistant power cable |
-
2013
- 2013-01-29 CN CN201510351367.2A patent/CN105047285A/en active Pending
- 2013-01-29 CN CN201510615755.7A patent/CN105336414A/en active Pending
- 2013-01-29 CN CN201510615520.8A patent/CN105321603A/en active Pending
- 2013-01-29 CN CN201310032786.0A patent/CN103077775B/en active Active
- 2013-01-29 CN CN201510351368.7A patent/CN104966575A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201134299Y (en) * | 2007-12-21 | 2008-10-15 | 安徽华菱电缆集团有限公司 | Ceramic silicon rubber insulating flame-resistant cable |
| CN102272209A (en) * | 2009-01-09 | 2011-12-07 | Js电缆有限公司 | Flame retardant rubber and manufacturing method thereof, and flame protection pad using flame retardant rubber and manufacturing method thereof |
| CN101597395A (en) * | 2009-06-24 | 2009-12-09 | 上海至正道化高分子材料有限公司 | A kind of fireproofing cable material without halide and preparation method thereof |
| CN102382358A (en) * | 2011-11-15 | 2012-03-21 | 中天科技装备电缆有限公司 | Halogen-free flame-retardant cable sheath material for railway locomotive and manufacturing method for halogen-free flame-retardant cable sheath material |
| CN202662370U (en) * | 2012-05-15 | 2013-01-09 | 安徽猎塔电缆集团有限公司 | Composite tape wrapped fireproof power cable |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114141430A (en) * | 2019-06-20 | 2022-03-04 | 广西纵览线缆集团有限公司 | Manufacturing process of low-shrinkage composite cable |
| CN114276609A (en) * | 2019-06-20 | 2022-04-05 | 广西纵览线缆集团有限公司 | Preparation process of fire-resistant safety cable |
| CN114420385A (en) * | 2019-06-20 | 2022-04-29 | 广西纵览线缆集团有限公司 | Preparation process of fire-resistant cable |
| CN114276609B (en) * | 2019-06-20 | 2023-02-28 | 广西纵览线缆集团有限公司 | Preparation process of fire-resistant safety cable |
| CN117659557A (en) * | 2023-11-30 | 2024-03-08 | 江苏赛德电气有限公司 | Anti-radiation high-temperature-resistant high-safety special cable for nuclear power station and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103077775A (en) | 2013-05-01 |
| CN104966575A (en) | 2015-10-07 |
| CN103077775B (en) | 2015-11-11 |
| CN105321603A (en) | 2016-02-10 |
| CN105336414A (en) | 2016-02-17 |
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Application publication date: 20151111 |