At McDowell & Company, we specialize in manufacturing Teflon® gaskets engineered for chemical resistance, temperature stability, and low friction applications.
Teflon® Gasket Technical Aspects
Materials
- Virgin PTFE
- Glass-filled PTFE
- Carbon-filled PTFE
- Bronze-filled PTFE
- Modified PTFE
- Expanded PTFE
- Teflon® FEP
- Teflon® PFA
Manufacturing Capabilities
- CNC machining
- Skiving
- Molding
- Die cutting
- Envelope gaskets
- PTFE encapsulation
- Custom shapes
- Prototype development
Quality Standards
- FDA 21 CFR 177.1550
- USP Class VI
- REACH/RoHS
- Material certifications
- Dimensional inspection
- Chemical compatibility
- Batch traceability
- Pressure testing
Industries Served
- Chemical Processing
- Semiconductor
- Pharmaceutical
- Food & Beverage
- Oil & Gas
- Power Generation
- Aerospace
- Medical Devices
End Applications
- Chemical transfer
- High-purity processing
- Corrosive media
- High temperature
- Cryogenic systems
- Ultra-pure water
- Steam service
- Vacuum systems
Teflon® Gasket Frequently Asked Questions (FAQs)
1. What temperature range can Teflon® gaskets handle?
Operating range from -328°F to +500°F continuous service, depending on specific grade and application.
2. What chemical resistance properties does Teflon® offer?
Resistant to virtually all chemicals except molten alkali metals and fluorine at elevated temperatures.
3. Do you offer FDA compliant Teflon® materials?
Yes, materials available meeting FDA 21 CFR 177.1550 for food contact and pharmaceutical applications.
4. What sizes are available?
Custom sizes from 0.125″ to 120″ diameter with thicknesses from 0.005″ to 4.000″.
5. What filled PTFE options do you offer?
Glass, carbon, bronze, and mineral fillers available to enhance mechanical properties.
