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SKU: SEL040
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Selleys 401 Silicone Engineering Adhesive Sealant Clear 310g offers a versatile, ready-to-use solution for sealing, bonding, and gasketing in demanding industrial and maintenance applications. This one-part, acid-cure silicone sealant cures quickly when exposed to moisture in the air, forming a strong, flexible, and resilient silicone rubber that withstands extreme temperatures and harsh conditions.
Works without primer on most surfaces, saving time and simplifying application.
Offers excellent chemical resistance, making it ideal for manufacturing, plant maintenance, and automotive repairs.
Bonds well to most metals, glass, ceramics, painted surfaces, wood, and some rigid plastics.
Forms form-in-place gaskets and seals electrical components while insulating against moisture and contaminants.
Easy to clean up before curing, with no special tools required.
| Surface Type | Typical Uses | Application Tips |
|---|---|---|
| Metals (steel, aluminium, copper) | Gaskets, engine repairs, sealing metal parts | Clean surfaces thoroughly; apply evenly. |
| Glass & Ceramics | Sealing glass panels, ceramic components | Ensure surfaces are dry and free from dust. |
| Painted & Wood Surfaces | Adhesive bonding and sealing painted woodwork | Avoid contact with wet paint; apply on cured paint. |
| Rigid Plastics* | Electrical insulation and sealing | Pre-test plastics for adhesion and compatibility. |
Clean and dry all surfaces thoroughly, removing grease, dust, and loose material.
Cut the cartridge nozzle at a 45° angle and pierce the seal.
Apply the sealant evenly with a caulking gun, pressing it firmly into joints or gaps.
Tool the sealant with a spatula or wet finger within 5–10 minutes for a smooth finish.
Allow the sealant to cure fully; curing time depends on temperature and humidity.
Clean uncured sealant with a suitable solvent like mineral turps.
| Product Type | One-part acid cure silicone sealant |
| Size | 310 g cartridge |
| Colour | Clear |
| Technology | Acetic cure silicone |
| Temperature Range | -60°C to 205°C (will tolerate short bursts up to 260°C) |
| Flexibility | Remains permanently flexible |
| Suitable For | Metals, glass, ceramics, painted surfaces, wood, some rigid plastics* |
| Use | Interior and exterior |
Use in a well-ventilated area and avoid inhaling vapours.
Wear gloves and eye protection to prevent skin and eye contact.
Keep out of reach of children.
Avoid contact with skin and eyes; if contact occurs, rinse thoroughly and seek medical advice if necessary.
Not suitable for use on polyethylene, polypropylene, or Teflon.
Follow all safety instructions on the label and safety data sheet.
Yes, Selleys 401 Silicone is suitable for use on engine parts due to its high heat resistance. It’s ideal for automotive sealing applications such as valve covers, timing covers, and oil pans. Always ensure surfaces are clean and dry before application for best performance.
No, Selleys 401 Silicone typically adheres well to most surfaces without the need for a primer. It bonds effectively to metal, glass, ceramics, and some plastics. However, for difficult or unusual surfaces, a small test is recommended to confirm adhesion.
Selleys 401 Silicone remains flexible and effective from -60°C to 205°C, making it suitable for extreme conditions. It can also withstand short bursts of heat up to 260°C. This makes it reliable for both high-temperature and fluctuating environments.
Selleys 401 Silicone Engineering Adhesive Sealant Clear 310g delivers a strong, flexible, and heat-resistant seal perfect for industrial, automotive, and maintenance jobs.
Want to explore other options? Visit our Sealant Range for more.
| Weight | 0.4 kg |
|---|---|
| Dimensions | 23 × 5 × 7 cm |
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Selleys 401 Silicone Engineering Adhesive Sealant Clear 310g
Selleys 401 Silicone Engineering Adhesive Sealant Clear 310g
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