LOCTITE® SI 5940
Known as LOCTITE 5940
Features and Benefits
Black, 1-part, room temperature vulcanizing acetoxy silicone paste sealant.
LOCTITE® SI 5940 is a black, 1-part, room temperature vulcanizing acetoxy silicone paste sealant. It is primarily used as a general-purpose sealing and bonding agent, space-filling rubber adhesive or formed-in-place gasket. It adheres to clean metal, glass, most non-oily woods, silicone resin, vulcanized silicone rubber, ceramic, natural and synthetic fibre and many painted and plastic surfaces.
- Solvent-free
- Excellent resistance to ageing, shrinkage, cracking and discolouring
- Cures on exposure to moisture in the air to form a tough, flexible, waterproof, oil-resistant silicone rubber bond
- Typically used in applications with an operating range of -50°C to +200°C and can intermittently reach temperatures up to +220°C
Documents and Downloads
Looking for a TDS or SDS in another language?
Technical Information
| Chemical basis / base | Acetoxy silicone |
| Colour | Black |
| Cure speed vs time | 6.0 mm |
| Extrusion rate | 200.0 g/min. |
| Fixture time | 30.0 min. |
| Gap fill | 6.0 mm |
| Key characteristics | Thixotropic |
| Lab shear strength | 1.3 N/mm² |
| Physical form | Paste |
| Recommended for use with | Ceramic, Composite, Glass, Metal: aluminium, Metal: steel, Plastic |
LOCTITE® SI 5940
Black, 1-part, room temperature vulcanizing acetoxy silicone paste sealant.