Garlock GYLON® HP 3561 PTFE Gasket with Stainless Steel Core – Heavy Duty Sealing Performance
GYLON® HP 3561 is a PTFE gasket enhanced with a perforated 316L stainless steel core, engineered for high-pressure industrial sealing applications. The off-white exterior provides chemical resistance, while the internal stainless core ensures excellent mechanical strength. It can be used as a spiral wound insert for advanced sealing systems.
Key Features & Benefits
- Handles up to 2500 psig / 172 bar pressure
- Perforated stainless steel core boosts structural integrity
- Excellent temperature resistance: -450°F to 500°F (-268°C to 260°C)
- High recovery rate: >50%
- Compatible as spiral wound insert
Product Specifications
- Style: HP 3561
- Color: Off-white with stainless core
- Composition: PTFE + Perforated Stainless Steel 316L
- Temperature Range: -450°F to 500°F / -268°C to 260°C
- Max Pressure: 2500 psig / 172 bar
- Sealability (ASTM F37B): 0.12 ml/hr
- Gas Permeability (DIN 3535): < 0.015 cc/min
- Creep Relaxation: 20%
- Compressibility: 3–7%
- Recovery: >50%
- Tensile Strength: 5000 psi / 34 MPa
- Sheet Size: 60"x60"
- Available Thickness: 1/16", 1/8"
- Note: Can be used as spiral wound insert
Common Applications
- Oil & gas and petrochemical facilities
- High-pressure piping systems
- Corrosive fluid transfer lines
- Alternative to conventional metallic gaskets
Certifications & Compliance
- ASTM F37B – Sealability standard
- DIN 3535 – Gas permeability certification
- FDA compliant – Suitable for food contact
- USP Class VI – Pharmaceutical grade approved
Advantages Over Conventional Gaskets
GYLON® HP 3561 combines PTFE's chemical resistance with the mechanical strength of a perforated stainless steel core. It outperforms traditional gaskets in demanding environments where pressure, temperature, and chemical compatibility are critical.
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About Mulia Jaya Packing
Mulia Jaya Packing is a trusted Jakarta-based supplier of original Garlock gaskets and sealing materials. We offer industrial-grade solutions with fast delivery and expert consultation.
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