| Chemical Basis / Base | Methacrylate | 
| Color | Purple | 
| Fixture Time | 30 min. | 
| Fixture Time Temperature | 30 °C | 
| Gap Fill | 0.25 mm | 
| Substrates | Metal: Aluminum, Metal: Steel | 
| Tensile Shear Strength | 6 N/mm² | 
| Viscosity | 150000 - 375000 mPa.s (cP) Brookfield | 
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.