Chemical Basis / Base | Methacrylate |
Color | Purple |
Fixture Time | 20 - 210 min. |
Substrates | Metal: Brass, Metal: Steel, Metal: Steel - Stainless Steel |
Viscosity | 100 - 150 mPa.s (cP) Brookfield |
Low strength, low viscosity threadlocking adhesive. Formulated for small metal threads up to M12.
LOCTITE® 221 is a methacrylate-based threadlocking adhesive designed for low strength applications on small threads up to a maximum size of M12. Typical fixture times are 25, 20 and 210 min on steel, brass and stainless steel respectively. Offering low viscosity and a breakaway torque of 8.5 Nm, the product is designed for fasteners that require easy disassembly with standard hand tools.