The PTFE Envelope Gasket features a core made from graphite, asbestos, non-asbestos, or rubber, all wrapped in PTFE for enhanced sealing performance. With a pressure tolerance of up to 5 MPa and a compressibility of ≥ 20%, this gasket is designed for flange applications, offering superior flexibility and a tight seal. Customizable in size, it ensures reliable performance across various industries, providing an effective solution for demanding sealing requirements.
Product Name: PTFE Envelope Gasket
Body Material: PTFE
Core Material: Flexible Materials (Graphite/Asbestos/Non-asbestos/Rubber)
Size: Customized
Pressure: 5 MPa
Compressibility: ≥ 20%
Recovery: ≥ 30%
Temperature Range: –100°C to 260°C
Key Features
Durable Construction: Core made of flexible materials (Graphite, asbestos, non-asbestos, rubber) wrapped in PTFE
Excellent Resistance: Withstands strong acids, halogens, and corrosive liquids
Anti-Contamination: Ideal for food-grade and clean applications
Versatile Use: Suitable for towers, grooves, and various equipment flanges
Outstanding Durability: Excellent weathering and aging resistance
Wide Application: Common in chemical, petrochemical, pharmaceutical, and food industries