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Heat resistant cable (silicone/Teflon/fire resistant mica cable)

Heat resistant cable is a cable specially designed to work in extremely harsh high-temperature environments. It contains multiple independent conductors, each of which is wrapped in its own insulation layer and then encapsulated together in a common sheath. This design allows the cable to transmit multiple signals or power at the same time, making it very practical in industrial and commercial applications, especially where high temperature resistance is required. Heat-resistant multi-core cables, especially those using silicone rubber, Teflon (PTFE, polytetrafluoroethylene) or fire-resistant mica as insulation and sheath materials, are designed for applications under extreme temperatures and harsh environmental conditions. The following is a detailed analysis of heat-resistant multi-core cables made of these materials by TST CABLES:

Teflon Cable AFF/AFFB/AFPF Cable
Teflon Cable AFF/AFFB/AFPF Cable

Heat-resistant multi-core cable features and composition:

Heat-resistant materials: Heat-resistant multi-core cables use insulation and sheath materials that can withstand high temperatures. Common materials include silicone rubber, polytetrafluoroethylene (PTFE, Teflon), polyetheretherketone (PEEK), mica tape, etc. These materials are not only resistant to high temperatures, but also have good electrical insulation properties and chemical stability.

Multi-core design: The cable contains multiple conductors, each of which is independently insulated and can transmit different electrical signals or power, suitable for complex electrical systems.

Shielding and reinforcement layer: In order to improve the anti-interference ability and mechanical strength of the cable, the heat-resistant multi-core cable may also include a shielding layer (such as metal braid or metal foil) and a reinforcement layer (such as fiber or metal wire).

Fireproof and flame retardant: Some heat-resistant multi-core cables also have fireproof and flame retardant properties, which can maintain the integrity of the circuit in a fire and slow down the spread of the fire.

Application areas:

Industrial manufacturing: In environments such as high-temperature furnaces, heating equipment, automated production lines, and robotic applications that require high temperature resistance and frequent bending.

Aerospace: Wiring inside aircraft, rockets, and satellites, which often face extreme temperature changes.

Energy production: High-temperature operating areas such as nuclear power plants, thermal power plants, solar and wind power generation facilities.

Transportation: Electrical systems inside cars, trains, and ships, especially near engine compartments and exhaust systems.

Buildings and public facilities: High-rise buildings, underground tunnels, bridges, and other occasions where fire-resistant cables are required.

Silicone rubber cable

Features:

·High temperature resistance: Silicone rubber cable can withstand continuous working temperature up to 200°C, and even up to 250°C for short term.

·Flexibility: Even at low temperature, silicone rubber can still maintain good flexibility, which makes the cable easy to bend in cold environment.

·Weather resistance: Silicone rubber has excellent weather resistance and UV resistance, suitable for outdoor use.

·Chemical resistance: It has good resistance to many chemicals and solvents and is suitable for chemical industrial environment.

·Electrical properties: Silicone rubber has good dielectric properties and insulation ability.

Application:

·Industrial equipment: Suitable for high temperature furnaces, heating equipment, ovens, etc.

·Food processing: Due to its non-toxic and clean characteristics, it is suitable for food and beverage processing industry.

·Outdoor and harsh environment: Suitable for use outdoors and in harsh weather conditions.

Teflon (PTFE) cable

Features:

·Extremely high heat resistance: PTFE cable can withstand continuous working temperature up to 260°C, and up to 300°C for short term.

·Chemical inertness: Unaffected by almost all chemicals, very suitable for the chemical industry.

·Low friction coefficient: The smooth surface and extremely low friction coefficient facilitate the installation of cables in confined spaces.

·Non-stickiness: The surface is not easy to absorb substances and is easy to clean and maintain.

Applications:

·Chemical industry: Suitable for high temperature and corrosive environments such as chemical reactors, pumps, valves, etc.

·Aerospace: Commonly used in aircraft and space equipment due to its light weight, heat resistance and chemical resistance.

·Medical equipment: Used in medical equipment that requires high temperature sterilization.

Fire resistant mica cable

Features:

·Excellent fire resistance: Even in fire, mica insulated cables can maintain the integrity and insulation of the circuit, ensuring uninterrupted power supply in emergency situations.

·High temperature stability: Can withstand extreme temperatures of up to 600°C to 1000°C.

·Mechanical strength: Mica has good mechanical strength and tear resistance.

Applications:

·Emergency power supply: Used in emergency lighting and fire fighting systems in buildings, ships and aircraft.

·High temperature environment: suitable for high temperature working places such as metallurgy, petrochemical, nuclear power plants, etc.

·Military and aerospace: used for military equipment and spacecraft that require extremely high fire resistance.

Common features:

·These cables usually use copper as conductor because copper has excellent conductivity and mechanical properties.

·Multi-core design allows multiple signals or power to be transmitted simultaneously, reducing installation costs and complexity.

·Usually has good shielding performance to reduce electromagnetic interference (EMI) and radio frequency interference (RFI).

Recommended product selection for heat-resistant multi-core cable:

Product name: Fluoroplastic insulated fluoroplastic sheathed cable

Product implementation standard: UL 758/EN/GB

Rated voltage: 300V/600V (other specifications can be customized)

Temperature range: -60~+260℃ (other specifications can be customized)

Conductor: nickel-plated, tin-plated, silver-plated copper stranded wire

Color: red, yellow, blue, white, black, green, brown

Product performance: It can be used in high temperature and long-term humid environment, with excellent electrical performance, waterproof and mildew resistance, and excellent bending performance. Product application: Used in various mobile motors, steel, aviation, power plants, petrochemical and other high temperature environments with AC rated voltage of 300V~600V and below.

Product technical parameters:

Number of coresInsulated coreWrappingNickel-tinned
copper braid
SheathSheath thickness
Single-core~
multi-core
heat-resistant fluoroplastic cable
Heat-resistant cables certified to international standards, such as:
UL2895 fluoroplastic cable (200°, 300V)2. UL21590 fluoroplastic cable (250°, 600V)3. UL21242 fluoroplastic cable (250°, 300V)4. UL20710 fluoroplastic cable (200°, 600V)5. UL4622 silicone rubber cable (200°, 300V)6. UL4600 silicone rubber cable (200°, 600V) 
OptionalOptionalFluoroplastic
(FEP)Optional
The outer diameter of the core cable is <10.795mm, the average thickness of the jacket is 15mils, and the thinnest point is 12mils.
The outer diameter of the core cable is 10.8204~17.78mm, the average thickness of the jacket is 20mils, and the thinnest point is 18mils.
The outer diameter of the core cable is 17.8054~38.1nn, the average thickness of the jacket is 30mils, and the thinnest point is 26mils.
The outer diameter of the core cable is 38.1254~63.5mm, the average thickness of the jacket is 45mils, and the thinnest point is 40mils.
The outer diameter of the core cable is >63.5254mn, the average thickness of the jacket is 60mils, and the thinnest point is 50mils.
TST cables recommends: When choosing heat-resistant multi-core cables, you need to consider the cable’s operating temperature range, bending radius, electrical properties (such as resistance, capacitance, shielding efficiency), low smoke and halogen-free, and flame retardant ratings, as well as whether additional fire, water, oil or chemical protection is required, installation environment and other factors to ensure that the cable can meet the needs of specific applications and operate safely and reliably in the expected environment.

If you have any needs or questions about heat resistant cable (silicone rubber cable/Teflon cable/fire-resistant mica cable), you are welcome to send emails to communicate with TST cables technical experts (lixiangchao@testeck.com)and get free samples.

This post is also available in: English

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