Ningbo Kaxite Sealing Materials Co., Ltd.
Ningbo Kaxite Sealing Materials Co., Ltd.
Products
PTFE Skived Sheet

PTFE Skived Sheet

Owing to vast experience in these fields, we offer high quality PTFE Skive Sheets. These products are manufactured from high quality raw materials. These raw materials are procured from trusted vendors. These products are widely used in designing circuit boards, pumps and valves.

PTFE Skived Sheet – Precision Thin Film for Critical Applications

Kaxite Sealing’s PTFE Skived Sheet is produced by skiving (peeling) from a molded PTFE billet, resulting in a thin, uniform film with excellent dimensional stability and surface finish. This high-purity material offers outstanding chemical resistance, low friction, and a wide service temperature range, making it the preferred choice for gasketing, electrical insulation, and anti-stick liners.

Why Kaxite? With ISO 9001 certification and over 25 years of PTFE processing experience, we deliver skived sheets with tight thickness tolerances (±0.02 mm) and consistent quality. Our OEM/ODM services include custom widths, lengths, and adhesive backing options.

Key Properties & Benefits

  • ✓ Exceptional chemical inertness – resistant to all acids, alkalis, and solvents
  • ✓ Temperature range: –200°C to +260°C (short peaks to 300°C)
  • ✓ Low coefficient of friction (0.05–0.10) – non-stick surface
  • ✓ High dielectric strength (≥40 kV/mm) – excellent electrical insulator
  • ✓ Ultra-smooth surface – ideal for release liners and laminates
  • ✓ Available in virgin, glass-filled, or carbon-filled grades
  • ✓ RoHS and REACH compliant – safe for food contact (FDA approved grade available)

Technical Specifications

Parameter Value / Range
Material Virgin PTFE (Polytetrafluoroethylene)
Thickness range 0.25 mm – 8 mm (custom thickness up to 12 mm)
Width (standard) 300 mm, 600 mm, 1200 mm (custom widths available)
Length Cut to length or continuous rolls up to 100 m
Density 2.13 – 2.24 g/cm³
Tensile strength 2,500 – 4,000 PSI (17 – 28 MPa)
Elongation at break ≥ 250%
Dielectric strength ≥ 40 kV/mm
Operating temperature -200°C to +260°C (peak 300°C)
Surface roughness (Ra) ≤ 0.8 µm (smooth side)
Color Natural (white) – custom colors available on request

Primary Applications

Gasket and seal fabrication Electrical insulation (PCBs, transformers) Anti-stick liners for food processing Chemical tank lining Release films for composites Bearing and wear pads Medical device components (non-implantable) Semiconductor and cleanroom equipment

Why Skived vs. Molded?

Thinner & More Uniform

Skiving allows thicknesses as low as 0.25 mm with tight tolerances, whereas molded sheets are generally thicker and less consistent.

Higher Surface Quality

The skiving process produces a smooth, glossy surface without flow lines or voids, ideal for critical sealing and electrical applications.

Cost-Effective for Thin Gauge

For thin sheets, skiving reduces material waste and machining costs compared to molding and subsequent slicing.

Flexible Lengths

Skived sheets can be produced in continuous rolls, offering longer lengths than molded sheets, which are limited by press size.

Customization Options

  • Thickness: From 0.1 mm to 12 mm, with precision tolerance as tight as ±0.02 mm.
  • Width & Length: Slit to any width (minimum 10 mm) and cut to any length or supplied in rolls.
  • Adhesive Backing: Pressure-sensitive acrylic or silicone adhesive applied to one side for easy installation.
  • Fillers: Glass fiber (25%), carbon, graphite, or bronze for improved wear, creep resistance, or thermal conductivity.
  • Surface Treatment: Etching (sodium ammonia) for improved bonding to adhesives or coatings.
  • Color Coding: Available in custom colors for identification and branding.

Quality & Compliance

✅ ISO 9001:2015 certified facility ✅ 100% virgin PTFE – no regrind or recycled material ✅ Thickness tolerance ±5% or better ✅ FDA 21 CFR 177.1550 compliant grades available ✅ Full traceability with material test certificates ✅ UL 94 V-0 flammability rating (self-extinguishing)

Need a custom PTFE skived sheet solution?

Get a free quote – our engineers respond within 24 hours.

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Hot Tags: PTFE Skived Sheet Supplier, Custom PTFE Sheets Wholesale, High-Quality PTFE Materials
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