10PCS High-Temperature PTFE Gasket Washers – Chemical Resistant & Customizable

Reliable High-Temperature PTFE Gasket Washers – 10PCS Pack for Industrial Sealing

Ensure long-lasting, leak-free performance in demanding environments with our 10PCS high-temperature PTFE gasket washers. Designed for industrial sealing, chemical resistance, and thermal insulation, these precision-cut flat gaskets are made from 100% virgin PTFE (Teflon) and can withstand extreme temperatures and aggressive substances. Whether used in valves, pumps, pipelines, or electrical enclosures, our PTFE gaskets ensure stability, safety, and superior sealing efficiency.

Why Choose Our PTFE Gasket Washers?

At Custominsul, we specialize in engineering-grade plastic sealing solutions with a focus on material diversity, precision custom machining, and cost-effective service. We understand your needs — whether you're sourcing standard sizes or require tailored dimensions for OEM production — and we’re here to help you reduce maintenance costs while enhancing system performance.

• Wide material selection including PTFE, POM, Nylon, UHMWPE & more

• CNC machining, laser cutting, UV printing & custom packaging

• Engineer consultation available on demand

• Flexible MOQ & bulk discount programs

• Fast international delivery with tracking

• Friendly customer support that speaks your language

Key Features & Benefits

• Pure PTFE Construction
  Made from 100% virgin polytetrafluoroethylene (Teflon), offering excellent chemical resistance and thermal stability up to 260°C (500°F).

• Flat Washer Shape
  Ideal for high-pressure sealing applications in valves, flanges, and pipes.

• Non-Stick & Low-Friction
  Smooth, anti-stick surface prevents buildup and ensures easy removal or replacement.

• 10PCS Packaging
  Convenient pack for industrial use, workshop stocking, or recurring replacements.

• Custom Sizes Available
  We can custom-cut to your specific diameter, inner hole size, or shape. Just send us your drawing or specs!

Typical Applications

• High-Temperature Sealing of Valves and Flanges

• Chemical Plant Equipment Insulation

• Pump Maintenance and Overhaul

• Food & Pharma Pipe Joint Protection (FDA-grade on request)

• Electrical Enclosure Thermal Insulation

• General Machinery Anti-Corrosion Sealing

Technical Specifications

Frequently Asked Questions (FAQ)

Q: Can you make custom inner/outer diameters or special shapes?
Yes, we offer full customization via CNC or laser cutting. Just upload your design file or describe your requirement, and our engineers will assist.

Q: Are these PTFE gaskets food-safe?
By default, they are industrial grade. If you need FDA-grade PTFE for food or pharma applications, please contact us for customization.

Q: What’s the working temperature range?
These gaskets are safe for continuous use up to 260°C (500°F) without degrading or deforming.

Q: Do you provide samples or small MOQ orders?
Yes, sample orders and low MOQs are available for testing and prototyping purposes.

Q: How fast can you deliver bulk orders internationally?
We offer priority global shipping and typically ship out within 2–3 business days. Delivery time depends on your location and shipping method.

Ready to Upgrade Your Sealing Performance?

🛒 Order Now: Get your 10-pack of high-performance PTFE gasket washers and enjoy leak-proof operation, durability, and peace of mind.

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