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Loctite SI 5920 Copper RTV Silicone Sealant

Loctite SI 5920 Copper RTV Silicone Sealant
Loctite SI 5920 Low strength gasketing product for high temperature applications. Suitable for flexible flanges and gaps up to 1 mm. Read more
From £39.87 excl VAT
(£47.84 Inc VAT)

Product Information

Loctite SI 5920 is a low strength, silicone-based gasketing product. It is used on flexible flanges with machined or cast surfaces and is particularly suitable for high temperature applications up to 350°C. It can be applied in gaps measuring up to 1 mm and is used in electrical insulating applications.


  • For use with flexible flanges
  • Suitable for high temperature applications
  • Moisture curing
  • Non-corrosive


  • Loctite SI 5920
  • Copper RTV Silicone Sealant
  • Supplied in various sizes

Specifications and Information

Technical Information

Product Code
Commodity Code
Country Of Origin

Document Downloads

Sil-Mid Limited DO NOT GUARANTEE that the information in these documents is the most up to date information available from the manufacturer, there are times when updated information is released and we are not made aware immediately.

Delivery information

Orders over £50 placed online will now qualify for FREE UK Mainland delivery*

Orders under £50 placed online for UK Mainland delivery is £8.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £21.00, orders placed through the office will incur additional charges.** 

International delivery (door to door delivery) is available for selected countries worldwide. Shipping will be automatically calculated based on the weight, location and hazardous nature of the goods. Customers can also choose ex works to arrange their own collection.

Please refer to our delivery page for more information.