FEP Foam PF4622

Versatile High-Frequency Foam Resin

Everflon+ FEP PF4622

Engineered with an optimized melt flow (MFR 14) and advanced nucleating technology to empower cable miniaturization, weight savings, and minimal signal distortion across a broad range of coaxial applications.

Optimized for Versatility & Miniaturization

Everflon+ FEP PF4622 delivers a higher melt flow rate to support broad size ranges, smaller gauges, and superior high-frequency dielectric performance.

01

Higher Melt Flow (MFR 14)

Features an MFR of 14 for enhanced processability across a diverse range of coaxial core sizes, supporting conductors of 30 AWG or greater and thin wall sections.

02

Miniaturization & Weight Savings

Foaming reduces the dielectric constant to create closed-cell structures (void content 20% to 60%), enabling significant cable miniaturization and weight reduction.

03

High-Frequency Integrity

Produces foamed insulation tailored for high-frequency signal transmission with exceptionally minimal distortion and stable electrical properties.

Industry Applications

Engineered for high-frequency data cables, fine-gauge coaxial lines, and space-constrained electronic assemblies.

Telecommunications

Coaxial Cable Cores

Ideal for producing coaxial cable cores across a broad range of sizes, supporting conductor sizes of 30 AWG or greater and wall thicknesses of 0.010 in or greater.

High-Frequency Data

High-Frequency Signal Transmission

Delivers cables optimized for high-frequency signal transmission with minimal distortion, low dielectric constants, and exceptional signal fidelity.

Aerospace & Electronics

Miniaturized Wiring

Enables lightweight, compact cabling solutions where space savings and strict weight reduction are critical design imperatives.

Technical Property Data

Typical physical, processing, and electrical characteristics for Everflon+ FEP PF4622 resin.

Property DescriptionTest MethodUnitTypical Value
Processing & Rheology
Melt Flow Rate (MFR at 372 °C / 5.0 kg)ASTM D2116 / ISO 12086g / 10 min14
Melting PointASTM D4591°C (°F)260 (500)
Specific GravityISO 1183 / ASTM D7922.14
Electrical Properties
Dielectric Constant (1 kHz / 1 MHz / 1 GHz)ASTM D150 / IEC 2502.04
Dissipation Factor (1 kHz)ASTM D150 / IEC 2500.0001
Dissipation Factor (1 MHz)ASTM D150 / IEC 2500.0006
Dissipation Factor (1 GHz)ASTM D150 / IEC 2500.0008

Extrusion & Processing Guide

Optimized for conventional single-screw extruders with nitrogen gas injection systems.

Step 01

Equipment Materials

Process contact metals must be high-nickel, low-iron alloys suitable for fluoroplastic processing to prevent equipment corrosion.

Step 02

Void Control

Void content (20% to 60%) is regulated by nitrogen flow rate, process temperatures, and quench point. Voids should grow after melt draw-down onto wire.

Step 03

Color Concentration

When adding color concentrates, use one compounded specifically in FEP fluoroplastic. Note that color addition may affect cell formation and capacitance.

Step 04

Packaging & Storage

Supplied as white pellets packaged in 55-lb (25-kg) bags or 1,000-kg boxes. Store in dry ambient conditions avoiding moisture condensation.

           Safety Precautions          

Workplace Environment & Ventilation

Processing must be performed only in well-ventilated areas equipped with local exhaust ventilation (LEV). Gases and fumes released during high-temperature extrusion must be thoroughly exhausted from the workplace.

Avoid contamination of tobacco products with polymer materials. Smoking contaminated tobacco may cause influenza-like polymer fume fever symptoms (chills, fever, sore throat), which typically subside naturally within 24 hours.

           Regulatory & Licensing Statement          

Trademark Authorization & Medical Restrictions

Always review the Safety Data Sheet (SDS) prior to commercial processing, and consult with sales representatives to obtain legal authorization for processing resins into various wire core dimensions and finished products.

WARNING: Unless expressly agreed in writing by the manufacturer, do not use or resell this material for medical applications involving human implantation or contact with internal body fluids or tissues.

Foamed FEP. More Than Lightweight.

Lighter. Smarter. More Possibilities.

Meet the Everflon™ FEP all-stars.

Significant Others

Everflon™+ FEP Color Concentrate

Everflon™+ FEP Foam Resin

Everflon™ FEP Dispersion

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