Description
PFA Resin for Multi-core Cable Jacket is a high-performance fluoropolymer material designed for outer jacketing of complex multi-core cables. It delivers excellent thermal stability, chemical resistance, and mechanical protection, ensuring long-term reliability in harsh electrical, industrial, and high-temperature environments.
Multi-core cables place significantly higher demands on jacket materials than single-core constructions. The jacket must protect multiple insulated conductors while maintaining flexibility, thermal endurance, and resistance to chemicals and mechanical stress. PFA resin is widely used for this purpose in high-end cable systems where performance and reliability are critical.
From a processing perspective, PFA resin offers excellent melt stability and controlled flow behavior during cable jacket extrusion. This allows smooth, concentric jacketing over complex multi-core structures without voids, surface defects, or uneven wall thickness. Its thermoplastic nature enables consistent processing using conventional wire and cable extrusion equipment, improving production efficiency and dimensional control.
In terms of thermal performance, PFA resin supports continuous operating temperatures up to approximately 260°C. It retains mechanical integrity and flexibility even under prolonged heat exposure or repeated thermal cycling, making it suitable for cables used in high-temperature industrial zones, aerospace systems, and advanced electronic equipment.
Chemical resistance is a defining advantage of PFA resin. The fully fluorinated molecular structure provides outstanding resistance to oils, fuels, solvents, acids, alkalis, and corrosive gases. This ensures long-term jacket performance in chemical plants, semiconductor facilities, and other aggressive environments where conventional polymer jackets degrade prematurely.
Mechanically, PFA resin delivers a balanced combination of toughness, flexibility, and stress crack resistance. The jacket effectively protects internal cores from abrasion, moisture ingress, and environmental aging. Additionally, PFA exhibits excellent flame resistance and low smoke generation characteristics, supporting higher safety standards in critical cable installations.
Specification
|
Item |
Unit |
DS702 |
DS701 |
DS700 |
DS708 |
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|
A |
B |
C |
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|
Appearance |
Translucent particle,with impurities such as metal debris and sand,containing visible black particles percentage point less than 6% |
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|
MFR |
G/10min |
0.8-2.5 |
2.6-6 |
6.1-12 |
12.1-16 |
16.1-24 |
>24 |
|
Relative Gravity(25C) |
G/cm3 |
2.12-2.17 |
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|
Melting Point |
°C |
300-310 |
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|
Processing Temperature |
°C |
260 |
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|
Tensile Strength |
Mpa |
32 |
30 |
28 |
26 |
24 |
24 |
|
Elongation at Break |
% |
300 |
300 |
350 |
350 |
350 |
350 |
|
Water Absorption |
% |
0.01 |
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Typical Applications
● Multi-core industrial control cables
● Aerospace and avionics cable systems
● High-temperature instrumentation cables
● Semiconductor and cleanroom equipment wiring
● Chemical plant and harsh-environment cables
Advantages
● Features: Melt-processable PFA fluoropolymer, high thermal and chemical resistance, smooth extrusion performance.
● Advantages: Uniform jacketing on multi-core cables, stable performance under extreme conditions.
● Benefits: Extended cable service life, reduced maintenance, improved operational safety, and lower total cost of ownership.
● Evidence: PFA-jacketed multi-core cables are widely used in aerospace wiring, semiconductor equipment, and high-temperature industrial systems, with performance proven through long-term field applications and standardized testing.
PFA resin for multi-core cable jackets is available in grades optimized for flexibility, extrusion speed, and jacket thickness requirements.
FAQ
Q1: Why is PFA suitable for multi-core cable jackets?
A: PFA provides excellent thermal stability, chemical resistance, and mechanical protection while allowing precise extrusion over complex cable structures.
Q2: How does PFA compare with FEP or ETFE for cable jackets?
A: PFA offers higher temperature resistance and chemical stability than FEP and ETFE, making it more suitable for extreme environments.
Q3: What is the maximum operating temperature for PFA cable jackets?
A: PFA jackets typically support continuous service temperatures up to around 260°C.
Q4: Can PFA jackets be extruded on standard cable equipment?
A: Yes. PFA is melt-processable and compatible with conventional wire and cable extrusion lines.
Q5: Is PFA resin available in different flexibility grades?
A: Yes. PFA resin can be tailored to meet specific flexibility, wall thickness, and mechanical performance requirements.
Looking for a reliable PFA resin for multi-core cable jacketing applications?
Contact us today to obtain technical data sheets, processing recommendations, or customized material solutions for your cable designs.
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