Product Name: Pure PTFE Gasket
Material: 100% Virgin Polytetrafluoroethylene (PTFE)
Grade: Virgin Grade (pure, no fillers)
Density: 2.1 – 2.3 g/cm³
Tensile Strength: ≥ 15 MPa
Alargamiento de rotura: ≥ 150%
Dielectric Strength: 10 kV/mm
Contraction Percentage: < 0.4%
Water Absorption: < 0.01%
Working Temperature: –200°C to +260°C (short-term up to +300°C)
Work Pressure: Recommended for low to medium static sealing (PN10/PN16 or below, depending on flange design, gasket size, and surface finish)
Surface Properties: Smooth, non-stick, self-lubricating
Features: Chemically inert, high flexibility, good compressibility and recovery, FDA/USP Class VI compliant
Specification: Custom sizes available
Engineered for perfection in the most demanding environments, Chunhuan’s Pure Virgin PTFE Gaskets are the definitive solution for sealing corrosive chemicals, high-purity fluids, and viscous media. Machined from 100% virgin PTFE without any fillers or additives, these gaskets deliver absolute chemical inertness and guaranteed purity, ensuring a safe, reliable, and contamination-free seal for critical applications across chemical, pharmaceutical, food, and semiconductor industries.
Unrivaled Sealing Performance & Benefits| Material | 100% Virgin (Unfilled) Polytetrafluoroethylene (PTFE) |
| Continuous Service Temperature | -200°C a +260°C |
| Short-Term Peak Temperature | Up to +300°C |
| Pressure Rating | Low to Medium Pressure (Recommended for PN10/PN16 flanges and below) |
| Resistencia a la tracción | ≥ 15.0 MPa |
| Alargamiento de rotura | ≥ 150% |
| Densidad | 2.1 – 2.3 g/cm³ |
| Absorción de agua | < 0.01% |
| Rigidez dieléctrica | 10 kV/mm |
Our Pure PTFE Gaskets are the sealing component of choice for:
Chunhuan provides precision-machined gaskets tailored to your exact needs:
Secure Your Process with a Seal of Confidence. Contact us today for a competitive quote and expert technical support to find the perfect PTFE gasket solution for your application.