1/2" X 520" Silver Seal Thread Seal Tape

Blue Monster 70658 Silver-Seal PTFE Thread Seal Tape – 1/2" x 520"

Blue Monster Silver-Seal PTFE thread seal tape is designed for sealing threaded pipe joints in water, air, and gas systems. This tape is made from polytetrafluoroethylene (PTFE) and provides a chemically inert, non-hardening, and stable sealing surface that conforms easily to thread contours. Its silver color offers a cleaner appearance when used with exposed chrome, nickel, or stainless steel fittings.

This tape is engineered for applications requiring a consistent, high-density seal with fewer wraps than standard white tapes. It is effective for both metal and plastic threaded connections and resists degradation in high-pressure or temperature cycling environments.

Product Specifications

• Material: Virgin PTFE (Polytetrafluoroethylene)
• Size: 1/2 inch wide × 520 inches long
• Color: Silver – designed for use with polished metal fittings
• Temperature Range: -450°F to +500°F
• Pressure Rating: Up to 3000 psi for liquids, 150 psi for gases
• Density: High-density formulation (nominal 0.8 g/cm³)

Application Guidelines

• Wrap tape clockwise around clean male threads
• Apply 2–3 wraps depending on thread size and application requirements
• Use on NPT, BSPT, or straight threads with care for system compatibility
• Not for use with oxygen service or liquid alkali metals

Use Case Considerations

• Thread Seal Integrity: Provides a gas- and fluid-tight seal in pressurized systems
• Field Visibility: Silver color improves visibility during installation on metallic fittings
• Jobsite Ready: Packaged for clean application in service and maintenance environments