Hylomar Universal Blue Non-Setting Sealant - 3.5oz Silicone Jointing Compound

Premium Non-Setting Gasket Sealant for Professional Applications

Hylomar Universal Blue is the industry-standard non-setting, non-hardening gasket and jointing compound trusted by automotive professionals and industrial technicians worldwide.

Key Benefits:

• Non-setting formula – Remains pliable for easy disassembly and reassembly
• Chemical resistant – Withstands oils, fuels, water, and most industrial fluids
• Temperature range – Performs from -50°F to +500°F (-46°C to +260°C)
• Versatile application – Ideal for engine gaskets, transmission housings, water pumps, and hydraulic systems
• Professional grade – Used by OEM manufacturers and racing teams

Common Applications:

• Engine block and cylinder head gaskets
• Oil pan and valve cover seals
• Transmission and differential housings
• Water pump and thermostat housings
• Hydraulic and pneumatic systems

Size: 3.5oz (100g) tube – perfect for multiple applications

Instructions for use:

Hylomar Universal Blue should be applied to clean dry surfaces. Apply a thin film or bead to one or both surfaces. Once applied, sufficient time should be allowed for the solvent to evaporate. Unlimited assembly time allows precise alignment of joints to be made. Due to the nature of the compound, fasteners may be required to be re-tightened to the correct torque. Hylomar Universal Blue can be removed from dismantling components by rubbing with a cloth soaked with Acetone. No scraping is necessary.

• Non-hardening and non-setting
• Unlimited assembly time
• Vibration resistant
• Allows metal to metal contact
• Resistant to combustion products, water, engine coolant,
• petroleum, lubricating oils & kerosene

Comes with usage instructions and safety warnings

To ensure a secure and leak free seal between the gasket and the component part you may need to use a suitable joining compound. Hylomar supply's a wide range of high quality jointing compounds all specifically designed to cater for a wide range of situations.

Hylomar Universal Blue is a non-setting jointing compound that is effective over a wide range of temperatures and, is also resistant to a wide range of fluids, including fuels, oils, water and lubricants. It can be used to seal joint faces, on preformed gaskets and threaded parts and is an effective sealant for metal to metal and plastic to plastic joints. This product never hardens offering the major benefit of unlimited usage time in terms of assembly and disassembly.

Hylomar has over 30 years of experience in providing engine, gearbox transmission sealants and adhesives to automotive manufacturers and the aftermarket both within the UK and internationally. Their original product was first developed in conjunction with Rolls Royce and they still continue to manufacture Rolls Royce approved products today, enabling them to ensure high quality and reliability across their whole product range.