The Pratley Grey RTV Silicone Gasket Maker is a professional-grade, room-temperature vulcanising (RTV) sealant designed to replace conventional gaskets. It forms an oil-resistant, flexible, and durable seal on metal, glass, ceramic, and most plastics. Ideal for use in automotive, marine, and industrial applications, it withstands continuous temperatures up to 300 °C and resists oils, fuels, and coolants. The convenient 90 ml bubble pack allows for precise application and easy storage in toolkits or garages.

Key Features

• High-temperature resistance — withstands temperatures up to 300 °C continuous and short-term peaks.
• Oil and chemical resistant — effective against engine oils, coolants, and transmission fluids.
• RTV formula — cures at room temperature into a flexible, long-lasting gasket.
• Excellent adhesion — bonds to metal, glass, ceramic, and most plastics.
• Flexible and non-shrinking — maintains seal integrity under vibration and heat cycling.
• Easy application — supplied in a compact 90 ml bubble pack for controlled dispensing.
• Grey colour — suitable for OEM-style engine and gearbox sealing applications.
• Made in South Africa — trusted Pratley quality for local and industrial use.

Ideal For

• Automotive and motorcycle engine covers, sumps, and thermostat housings
• Sealing gearboxes, differentials, and water pumps
• Marine, agricultural, and industrial machinery maintenance
• General-purpose mechanical sealing where oil resistance is essential