*some package sizes excluded
Gasketing product for machined metal flanges. Medium strength. For gaps up to 0.25 mm. 30 min fixture time. LOCTITE® 515 is a medium strength (6 N/mm² tensile shear strength), medium cure speed, methacrylate-based industrial gasketing product designed for machined, rigid metal flanges. The product, which cures anaerobically, is suitable for gaps up to 0.25 mm. It is used typically as a form-in-place product for pumps, thermostats, compressors, transmission housings and axle covers.

Your benefits

  • Ideal for machined metal components
  • Perfect seal between components
  • For gaps up to 0.25 mm

Applications Industrial Anaerobic
Industrial Sealants
Rigid Flange (Anaerobic and Polyacrylate)
Agency Approvals / Specifications UL Classified for U.S.
Applications Rigid Assembly Gasketing
Color Purple
Cure Type Anaerobic Cure
Fixture Time 15 min.
Full Cure Temperature (°C) 25
Full Cure Temperature (°F) 77
Full Cure Time 24 hr.
Gap Fill (in.) 0.05
Key Characteristics Flexible, Thixotropic
Specific Gravity (g/l @ 25°C) 1.1
Temperature Range (°C) -54 to 149
Temperature Range (°F) -65 to 300
Viscosity Range (Brookfield mPa.s (cP)) 275000 to 950000
Viscosity Temperature (°C) 25
Viscosity Temperature (°F) 77