|Chemical Basis / Base||Methacrylate|
|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.