Thermoplastic polyimide (TPI) cable is a polymer material cable with excellent properties. It is widely used in medical, nuclear power and other fields because of its high temperature resistance, low temperature resistance, solvent resistance, radiation resistance and other properties. TST CABLES takes everyone to understand the basic characteristics of thermoplastic polyimide (TPI) cables.
Polyimide (PI) cable is an organic polymer material with excellent comprehensive properties. It can withstand high temperatures above 400°C. It has a long-term use temperature range of -200~300°C. It has no obvious melting point and high insulation performance. It is an F to H class insulation material. . Sleeves of this material have good electrical, physical and mechanical insulation properties. The casing has significant radiation resistance and flexibility at extremely high and low temperatures.
Thermoplastic polyimide (TPI) cable product features:
1) Good dimensional stability, the accuracy can be stable at ±0.01mm~±0.03mm, and the tube wall thickness is 0.05mm-0.5mm.
2) Good temperature resistance and thermal insulation, no embrittlement at low temperatures, and allows long-term use at 250°C.
3) Good insulation performance, dielectric strength is not less than 300kv/mm.
4) The mechanical properties are good, the tensile strength is not less than 150MPa, and the tensile elongation is not less than 10%.
5) Good chemical resistance, resistant to most solvents except strong acid and alkali solutions.
6) It has good sterilization properties and can withstand various sterilizations such as ethylene oxide, high temperature and pressure, and irradiation.
7) Strong bondability. After surface treatment, the material can have good bonding strength with metal and other materials.
Thermoplastic Polyimide (TPI cable) has attracted much attention in aerospace, electronics, automobile and other industries due to its excellent performance and wide application prospects. TST CABLES will introduce the basic characteristics of TPI cables in detail.
1. Basic characteristics of thermoplastic polyimide (TPI cable)
High temperature resistance: TPI materials can withstand extremely high temperatures and can usually work stably for a long time in environments ranging from 200°C to 300°C or even higher.
Electrical insulation: It has excellent dielectric strength and low dielectric constant, ensuring good electrical insulation properties.
Mechanical strength: It has excellent tensile resistance, impact resistance and wear resistance, and is suitable for installation and use in complex environments.
Chemical stability: It shows strong resistance to most solvents, acids and bases and other chemicals, and is not easily corroded.
Flame retardancy: Naturally has good self-extinguishing and low smoke release characteristics, which improves safety level.
Lightweight: Compared with traditional metal armored cables, TPI cables are lighter and easier to transport and install.
2. Thermoplastic Polyimide (TPI cable) production process
Raw material preparation: Select high-quality thermoplastic polyimide resin as the base material, and add appropriate fillers or additives as needed to improve specific properties.
Extrusion molding: The mixed raw materials are melted by a heating device and then injected into a mold, and an extruder is used to form the required cable shape. This process requires precise control of temperature and pressure parameters.
Cooling and shaping: The extruded cable quickly enters the cooling water tank or other cooling system to quickly cool down, so that the material solidifies and maintains a stable structure.
Post-processing process: including cutting, marking, termination and other steps to ensure that the finished cable meets the specifications. For some special applications, surface coating or additional protective layers may be required.
3. Application fields of thermoplastic polyimide (TPI cable)
Thermoplastic polyimide (TPI) cable application fields:
As a pipe with geometric dimensions, electricity, mechanics and precision, it can be used in small space, harsh high and low temperature environment, complex electromagnetic and radiation environment, such as living organisms and underground, nuclear power plants, industrial facilities, instruments and equipment, etc. Used as protective casing, insulating casing, gas and liquid conduit, etc.
It is suitable for various medical catheters, including neural catheters, implantable catheters, cardiac catheters, etc. Because of its high temperature resistance, it has advantages in processing and high-temperature preoperative treatment. Because of its better mechanical properties and chemical stability, it is suitable for more complex medical procedures, such as catheters that are left in the body for a long time.
Examples of thermoplastic polyimide (TPI) cable applications:
Thermistor insulation sleeves, electronic probe sleeves, temperature sensor sleeves, electric heating element sleeves, precision conduits for high-temperature corrosive liquids and gases, etc.
Aerospace: Due to its light weight and high strength, it is very suitable for internal wiring of aircraft, satellites and other aircraft to reduce the overall weight while ensuring reliability.
Electronic products: In miniaturized, high-performance electronic products, such as smartphones, tablets, etc., TPI cables can provide compact and efficient connection solutions.
Automotive industry: In the power transmission system and electronic control system of new energy vehicles, TPI cables can effectively cope with the high temperature environment and other harsh conditions in the engine compartment.
Industrial automation: Signal transmission between frequently moving parts such as robot arms and conveyor belt systems benefits from the high flexibility and durability of TPI cables.
Oil and gas extraction: In underground operating environments, TPI cables can resist extreme temperature changes and chemical erosion, ensuring the normal operation of data acquisition and control systems.
4. Advantages and Disadvantages of Thermoplastic Polyimide (TPI cable)
advantage:
Excellent temperature resistance: able to work stably in a wide temperature range, especially suitable for high temperature applications.
Excellent electrical performance: Provides reliable electrical insulation and signal transmission capabilities.
Excellent mechanical properties: high strength, wear resistance, impact resistance, adaptable to various complex installation conditions.
Good chemical stability: resistant to erosion by a variety of chemical substances, extending service life.
Environmentally friendly: Some TPI materials can be recycled and reused, reducing environmental pollution.
shortcoming:
Higher cost: Compared with ordinary plastics, TPI materials are more expensive, increasing manufacturing costs.
Difficulty in processing: Due to the high hardness of the material, high equipment and technical requirements are required during processing.
Limited market acceptance: Despite its superior performance, current market awareness is low and promotion is relatively slow.
5. Development direction of thermoplastic polyimide (TPI cable)
Development of new materials: Continue to research new polyimide resins and composite materials to further improve the comprehensive performance of TPI cables, such as higher thermal conductivity, lower dielectric loss, etc.
Intelligent manufacturing: Introduce advanced manufacturing technology and automated production lines to improve production efficiency, reduce costs, and expand market share.
Multi-functional integration: Explore the possibility of directly embedding functional components such as sensors and antennas into TPI cables to achieve more intelligent applications.
Green and sustainable development: Develop more environmentally friendly production processes and material formulas, reduce energy consumption and waste emissions, and promote the development of a circular economy.
With the advancement of science and technology and the growth of society’s demand for high-performance materials, TST CABLES’s latest upgraded thermoplastic polyimide (TPI cable) has shown broad applications in many industries with its unique advantages. prospect. In the future, through continuous technological innovation and improvement of the industrial chain layout, it is expected to overcome existing limitations and usher in greater development opportunities. If you have more specific needs or want to know more information, please send an email to communicate with TST cables cable engineers and provide more detailed information. TST CABLES will wholeheartedly provide you with help and support, and you can also get free samples.
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