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Hylomar Hylosil 310 Red High Temperature Silicone Sealant

Silmid P/N: VAR0001398
From £4.46 (excl VAT) £5.35 (Inc VAT)

Hylosil 310 Silicone Sealant is a Room Temperature Vulcanising (RTV) silicone sealant which has been specifically developed for high temperature applications.

Product Properties

Hylomar Hylosil

Product Information

Once applied the compound reacts with atmospheric moisture to form a tough and durable, rubber seal.


  • It has excellent adhesion to metals, glass, ceramics and plastics.
  • The compound has large gap filling properties which makes it ideal for application to non-machined surfaces and even as cast surfaces.
  • Hylosil 310 Silicone Sealant is resistant to oil, water and lubricants and will remain flexible to withstand vibration


  • (TOX NO 114935) P10341/2171A, P10341/2171B, 402403 (FOR 301), GL21582/GL21583

Shipping information

Orders over £100 placed online will now qualify for FREE UK Mainland delivery*

Orders under £100 placed online for UK Mainland delivery is £12.00*

**Orders requiring Pre 10.00am Next Day delivery has also been lowered from £35.00 to £30.00, 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.