Material ECTFE

About Ethylene Chlorotrifluoroethylene (ECTFE)

Ethylene Chlorotrifluoroethylene (ECTFE) is a high-performance fluoropolymer known for its outstanding chemical resistance, excellent mechanical properties, and exceptional durability. This copolymer, composed of ethylene and chlorotrifluoroethylene, offers a unique balance of chemical inertness, thermal stability, and low permeability. Commonly used in industrial, chemical processing, and environmental applications, ECTFE is ideal for environments requiring long-term reliability under harsh conditions.

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Properties of Ethylene Chlorotrifluoroethylene (ECTFE)

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Thermal Properties

Melting Point : ~240°C  

Continuous Use Temperature : -76°C to +150°C

High thermal stability with excellent heat resistance.

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Mechanical Properties

Tensile Strength : ~40–50 MPa

High impact resistance and toughness. 

Excellent abrasion resistance.

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Chemical Properties

Inert to most aggressive chemicals, including strong acids and alkalis.

Low permeability to gases and liquids. 

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Electrical Properties

High dielectric strength.

Low dissipation factor and good insulation properties

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Other Properties

Flame Retardancy: Meets UL 94 V-0 standards.

Low Coefficient of Friction: Non-stick and smooth surface.

Specifications of Ethylene Chlorotrifluoroethylene (ECTFE)

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Material Type

Semi-crystalline fluoropolymer thermoplastic.

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Density

~1.68 g/cm³

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Hardness

~60–70 Shore D.

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Operating Temperature Range

-76°C to +150°C

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Availability

Sheets, rods, films, coatings, and linings.

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Characteristics & Specialty of Ethylene Chlorotrifluoroethylene (ECTFE)

Chemical Resistance

Superior resistance to most aggressive chemicals, including strong acids, alkalis, and solvents.

Low Permeability

Exceptional barrier properties against gases and liquids.

Thermal Stability

Performs reliably across a wide temperature range.

Durability

High resistance to wear, abrasion, and UV radiation.

Flame Retardancy

Self-extinguishing without additional additives.

Ease of Fabrication

Suitable for welding and thermoforming.

Use Cases & Industrial Sector Applications

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Chemical Processing

- Linings for storage tanks and pipes handling corrosive chemicals.
- Heat exchangers and scrubbers in chemical plants.
- Pumps, valves, and fittings exposed to aggressive substances.
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Environmental Engineering

- Liners for waste containment systems.
- Membranes and covers for pollution control.
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Electronics

- Wire and cable insulation with high chemical and thermal resistance.
- Encapsulation for electronic components in harsh environments.
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Aerospace

- Lightweight and durable coatings for equipment exposed to corrosive conditions.
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Food and Pharmaceutical Industries

- FDA-compliant grades for food contact and drug processing.
- Coatings for equipment to ensure chemical resistance and cleanliness.

Other Applications of ECTFE

Energy

Components for renewable energy systems like solar panels.

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Water Treatment

Membranes and linings for filtration systems.

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Automotive

Durable coatings for components exposed to chemicals and heat.

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Marine

Corrosion-resistant coatings for vessels and underwater equipment.

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Construction

Durable and weather-resistant coatings for structural applications.

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