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Custom PTFE Gaskets for Chemical, Food and Semiconductor Sealing

Material: 100% Virgin PTFE (No fillers)
Color: White
Thickness: 0.5 mm – 10 mm
Customization: Inner diameter, outer diameter, thickness customizable
Working Temperature: -200°C to +260°C (up to 300°C short-term)
Working Pressure: Up to 20 MPa (depends on application and gasket design)
Chemical Resistance: Resistant to >98% of acids, alkalis, solvents (e.g. HF, H₂SO₄)
Friction Coefficient: ~0.05
Absorción de agua: <0,01%
Tensile Strength: ≥15.0 MPa
Elongation at Break: ≥150%
Dielectric Strength: 10 kV/mm
Density: 2.1–2.3 g/cm³
Certifications: FDA / EU / GMP / USP VI (upon request)

Descripción del Producto

Nuestro custom PTFE gaskets are made from 100% virgin polytetrafluoroethylene (PTFE), known for its outstanding chemical resistance, wide temperature tolerance, and ultra-clean sealing capability. These PTFE sealing gaskets are ideal for static sealing in flange connections, valves, pumps, y reactor vessels, particularly in environments requiring extreme corrosion resistance and purity, such as procesamiento químico, pharmaceutical manufacturing, food-grade systems, y semiconductor cleanrooms.

Key Features

  • Exceptional chemical resistance: Withstands over 98% of aggressive acids, bases, and organic solvents including hydrofluoric acid and sulfuric acid.

  • Wide temperature performance: Operates reliably from -200°C a +260°C, with short-term peaks up to 300°C.

  • FDA/EU food-grade compliant: Suitable for CIP systems, biopharmaceutical pipes, y sterilization lines.

  • Ultra-low friction: Permanent self-lubricating surface with a coefficient of friction ~0.05.

  • High dimensional stability: Supports ±0.1mm precision customization with multiple thicknesses available (0.5mm–10mm).

  • Excellent dielectric performance: Perfect for electrical insulation applications.

  • Non-contaminating: Made from pure resin with no fillers, suitable for ultra-high-purity usar.

Aplicaciones

  • Chemical Equipment: Flange gaskets and static seals for acid/alkali pipelines, reactors, valves

  • Food Industry: FDA-compliant PTFE gaskets for sanitary pipe systems, mixing tanks, y filling machines

  • Pharmaceutical & Medical: Clean seals for GMP-compliant bioprocessing, sterilizers, and freeze dryers

  • Semiconductor Manufacturing: PTFE insulation gaskets for wafer carriers, ultra-pure gas systems

  • Green Energy / Hydrogen Electrolysis: Long-life PTFE sealing rings para alkaline medium sealing

  • Custom Machinery: Ideal for replacing worn-out metal gaskets in legacy or narrow joint assemblies

Why Choose Our PTFE Gaskets

  • Customization flexibility: Any shape, thickness, diameter

  • High sealing integrity under low torque or irregular flange faces

  • Reduced maintenance downtime with longer gasket lifespan

  • Cleanroom compatible and non-leaching properties

  • Ready-to-ship standard sizes or fully customized orders

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