Pure PTFE Sheet

Pure PTFE Sheet

Pure PTFE Sheet is a high performance thermoplastic that offers very low moisture absorption, provides exceptionally low coefficient of friction and has excellent dielectric strength.

Model:KXT B301

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Product Description

Pure PTFE Sheet – virgin PTFE sheet for gasketing and insulation

Pure PTFE Sheet – Virgin PTFE for Uncompromised Chemical Resistance & Electrical Insulation

Kaxite Sealing is a leading China-based manufacturer and supplier of pure PTFE sheets (Model KXT B301) – high‑performance thermoplastic sheets manufactured from 100% virgin PTFE resin through compression molding or skiving processes. Offering an exceptional combination of very low moisture absorption, an exceptionally low coefficient of friction, and excellent dielectric strength, our pure PTFE sheets are the material of choice for demanding applications in electronics, chemical processing, food & pharmaceutical, and heavy electrical industries. Available in a wide range of thicknesses, sheet sizes, and grades (virgin, modified, and filled), Kaxite pure PTFE sheets deliver consistent quality and performance.

As a trusted factory direct supplier in China, Kaxite offers custom thicknesses and sheet sizes, FDA‑compliant grades, and competitive wholesale pricing. Request your price list and free sample →

Why Pure PTFE Sheet?

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Chemically Inert

Resists virtually all chemicals – excellent for corrosive environments.

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Wide Temperature Range

Continuous service from -200°C to +250°C – cryogenic to high heat.

Excellent Insulation

Best electrical properties of all plastics – high dielectric strength.

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Lowest Friction

Lowest coefficient of friction of any solid material – ideal for bearings.

Pure PTFE Sheet product display

Pure PTFE sheet – available in various thicknesses and sizes

Technical Specifications – Pure PTFE Sheet (KXT B301)

Property Value / Range
Material 100% Virgin PTFE
Density (g/cm³) 2.10 – 2.25
Thickness Range (mm) 0.5 – 50 (molded), 0.05 – 5 (skived)
Sheet Size (mm) 500×500, 1000×1000, 1500×1500, custom
Temperature Range (°C) -200 to +250 (continuous)
Tensile Strength (MPa) ≥ 20
Dielectric Strength (kV/mm) ≥ 20
Coefficient of Friction 0.05 – 0.10
Water Absorption (%) ≤ 0.01
Compliance FDA 21 CFR 177.1550, UL 94 V‑0

* Custom thicknesses and sheet sizes available. Contact our technical team for bespoke requirements.

Pure PTFE Sheet specification data

Complete technical data sheet – physical and electrical properties

Key Advantages

  • Lowest coefficient of friction – among all solid materials, ideal for non‑stick and bearing applications
  • Exceptional temperature resistance – from -200°C to +250°C, retains mechanical properties
  • Best electrical properties – excellent dielectric strength and insulating performance
  • Low moisture absorption – ≤ 0.01%, ensures dimensional stability in humid environments
  • FDA‑compliant – safe for food and pharmaceutical contact (virgin grade)

Typical Applications

⚡ Electronics & Circuit Boards 🔧 Heavy Electrical Insulation 🔩 Valves & Pump Components 🧪 Chemical Processing Linings 🍽️ Food & Pharmaceutical Gasketing 🛢️ Petrochemical Equipment

Manufacturing Methods – Molded vs. Skived PTFE Sheets

Molded PTFE Sheets

  • ✅ Compression‑molded and sintered
  • ✅ Thicker sheets (0.5 – 50 mm)
  • ✅ Excellent dimensional stability
  • ✅ Ideal for gasketing and heavy‑duty applications

Skived PTFE Sheets

  • ✅ Skived from molded blocks
  • ✅ Thin, uniform sheets (0.05 – 5 mm)
  • ✅ Excellent surface finish
  • ✅ Ideal for tapes, liners, and thin gaskets

Both options are available at Kaxite – consult us to choose the best manufacturing method for your application.

Frequently Asked Questions – Pure PTFE Sheet

What is pure PTFE sheet?

Pure PTFE sheet is a high‑performance thermoplastic material made from 100% virgin PTFE resin without any fillers or additives. It offers the best chemical resistance, lowest friction, and excellent electrical insulation properties.

What is the temperature range of pure PTFE sheet?

Pure PTFE sheet can operate continuously from -200°C to +250°C, with short‑term peaks up to 300°C. It is suitable for both cryogenic and high‑temperature applications.

What is the difference between molded and skived PTFE sheets?

Molded sheets are compression‑molded and sintered, offering thicker dimensions (0.5 – 50 mm) and high structural integrity. Skived sheets are produced by skiving a molded block, resulting in thin, uniform sheets (0.05 – 5 mm) with excellent surface finish.

Is pure PTFE sheet FDA‑compliant?

Yes, our virgin PTFE sheets comply with FDA regulation 21 CFR 177.1550 and are suitable for food, beverage, and pharmaceutical contact applications.

What thicknesses and sizes are available?

Standard thicknesses range from 0.05 mm to 50 mm, with sheet sizes up to 1500×1500 mm. Custom thicknesses and dimensions are available upon request.

Why Source from Kaxite Sealing – Your Trusted Pure PTFE Sheet Manufacturer in China

  • 20+ years of PTFE processing expertise
  • ISO 9001 certified production facility
  • ✔ Exported to 40+ countries worldwide
  • In‑house molding & skiving capabilities
  • Custom thicknesses & sizes – any dimension
  • FDA‑compliant grades available
  • Flexible logistics – sea, air, express from Ningbo/Shanghai
  • 24/7 technical support – prompt response to inquiries

Packaging & Worldwide Delivery

Packaging: Anti‑static film + cardboard boxes or wooden crates
Shipping: Sea freight, air freight, DHL/UPS/FedEx
Lead Time: 7–15 days (bulk), 3–5 days (samples)
Port: Ningbo, Shanghai, China

* Custom packaging and labelling available. View packaging & shipping details →

Ready to Order? Contact Kaxite – China's Reliable Pure PTFE Sheet Manufacturer

As a premier China supplier of pure PTFE sheets, Kaxite provides high‑quality products at factory‑direct prices. Whether you need a sample, a price list, or a bulk order, our experienced team is ready to support you with technical advice and prompt service.

📞 Call us: 0086-574-87527771  |  ✉️ Email: cindy@seal-china.com  |  🌐 Visit: www.expandedptfesheets.com

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