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Virgin PTFE Gasket

Grade: Virgin PTFE (High Purity)

Matériel: 100% Polytetrafluoroethylene (PTFE)

Densité: 2.1 – 2.3 g/cm³

Résistance à la traction: ≥ 15 MPa

Allongement à la rupture : ≥ 150%

Rigidité diélectrique : 10 kV/mm

Contraction Percentage: < 0,4%

Absorption d'eau : < 0,01%

Température de fonctionnement : -200°C à +260°C

Spécification: Conformément à vos exigences

Marque déposée: Chunhuan

Origine: Chine

Description du produit

Virgin PTFE gasket is manufactured from 100% pure polytetrafluoroethylene without any fillers or additives. It is designed for applications requiring exceptional chemical inertness, high purity, and reliable sealing performance across extreme temperature ranges. Its non-contaminating nature makes it ideal for industries where cleanliness and purity are critical, such as pharmaceuticals, food processing, biotechnology, and semiconductors.

Features

  • Exceptional Chemical Inertness: Resistant to nearly all strong acids, alkalis, oxidizers, and organic solvents, offering the highest level of corrosion protection.

  • Ultra-High Purity: Made from virgin PTFE only, ensuring zero contamination risk—suitable for food-grade, medical, and semiconductor-grade systems.

  • Wide Temperature Compatibility: Maintains sealing elasticity from -200°C to +260°C; short-term tolerance up to +300°C.

  • Excellent Electrical Insulation: High dielectric strength makes it suitable for electrical and high-frequency insulation requirements.

  • Low Friction & Non-Stick Surface: Smooth and non-adhesive, preventing media buildup and allowing easy disassembly and cleaning.

  • High Flexibility: Naturally soft and conformable, enabling proper sealing even on flange surfaces with minor irregularities.

Advantages

  • Ultimate Chemical Resistance: Performs reliably even in harsh corrosive media such as aqua regia, concentrated acids, and strong solvents.

  • Guaranteed Purity: Ensures no contamination in sensitive processes—ideal for cleanrooms and ultrapure systems.

  • Reliable Thermal Stability: Withstands extreme temperatures without losing flexibility.

  • Superior Electrical Properties: Excellent dielectric performance for electrical and electronic sealing applications.

  • Safe & Compliant: Meets FDA and EU regulatory requirements for food and pharmaceutical contact.

Applications

  • Chemical & Petrochemical: Reactors, towers, pumps, valves, and pipeline flanges handling corrosive media.

  • Industrie pharmaceutique et biotechnologique : Bioreactors, purification systems, sterile pipeline connections requiring contamination-free sealing.

  • Food & Beverage: Filling systems, processing equipment, and hygienic pipelines meeting FDA standards.

  • Semiconducteurs et électronique : Wet cleaning stations, CMP systems, and ultra-high-purity gas/chemical delivery lines meeting SEMI purity standards.

  • Medical Equipment: Precision instruments and reagent-handling systems requiring chemical resistance.

  • Aerospace & Automotive: Fuel systems, brake systems, and testing environments requiring chemical inertness.

Product Highlights

  • Fabriqué à partir de 100% virgin PTFE for maximum purity.

  • Naturally white, reflecting its ultra-clean material properties.

  • Available in sheet gaskets, machined PTFE parts, V-rings, and flexible sealing tapes.

  • Supports ANSI, DIN, ISO standards and custom non-standard specifications.

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