Gasketing WEICONLOCK® AN 305-77 – Anaerobic Gasketing Sealant for Flange Connections
 
Our WEICONLOCK® AN 305-77 is a high-performance anaerobic gasketing sealant designed to form-in-place gaskets on rigid metal flange connections. It cures in the absence of air to create a durable, leak-proof seal that resists pressure, vibration, and chemical exposure. This sealant fills surface irregularities and eliminates the need for traditional pre-cut gaskets, ensuring uniform sealing and reliable performance. Ideal for use in gearboxes, pumps, housings, and industrial assemblies.
 
✅ Forms a leak-proof gasket on metal flange surfaces
✅ Anaerobic curing for strong, uniform sealing
✅ Resistant to pressure, vibration, and chemicals
✅ Ideal for gearboxes, pumps, and machinery housings