LOCTITE NS 5109

Known as Loctite High Temperature Gasket Maker

Features and Benefits

Gasket sealant paste with resin, isopropanol and fillers. It remains pliable and flexible and seals flanges, threaded connections and fasteners.
LOCTITE® NS 5109 (known as LOCTITE GASKET MAKER HIGH TEMPERATURE) is a gray, solvent-based, slow drying, viscous gasket sealant paste with resin, isopropanol and fillers. It remains pliable and flexible and is designed to seal flanges, threaded connections and fasteners at temperatures from -49 °F to +599 °F (-45 °C to +315 °C). It can be effectively applied to cork, paper, plastic and metal surfaces.
  • Easy application
  • Increases reliability at high temperatures
  • Cuts repair time
  • Reduces breakdowns
  • Resistant to wide range of oils, fuels, lubricants and chemicals
  • Seals pressures up to 34 MPa
  • Remains pliable and flexible and is designed to seal flanges, threaded connections and fasteners
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Technical Information

Color Grey
Key Characteristics Dry Time: Slow Dry Time, Flexible, Mix: No Mix Required, Solvent Based, Viscosity: High Viscosity
Number of Components 1 Part
Physical Form Liquid
Specific Gravity 1.1 g/l
Specific Gravity Temperature 77 °F
Temperature -50 - 600 °F
Viscosity 75000 - 110000
Viscosity Temperature 77 °F