SI 5999 Gasket Maker

Loctite® 5999™ Heavy Body, Grey, High-Performance RTV Silicone Gasket Maker is for rigid flange assemblies. Provides instant seal. Excellent fluid resistance. Non-corrosive, low odour, low volatility. Grey in colour.

SI 5999 Silicone gray sealant paste is made for gasketing in automotive powertrain applications. SI 5999 is non-corrosive and blow-out resistant.

LOCTITE® SI 5999 is a gray, thixotropic, oxime silicone sealant paste intended for gasketing design, service, manufacture, and rebuild tasks in automotive powertrain applications. As a thixotropic product, migration of the liquid is reduced after application to the substrate. SI 5999 is non-corrosive and blow-out resistant. The product cures by room temperature vulcanizing and is tack-free in minutes.

• Non-corrosive
• Blow-out resistant
• Reduced liquid migration after application
• Tack-free in minutes

The Unstoppable Power of Man and Machine.

LOCTITE® is the world’s leading brand for adhesives, sealants and surface treatments. With breakthrough technology, LOCTITE provide solutions that deliver on our goals providing more efficient adhesives that are durable, strong and long lasting to unlock the limitless potential of man and machine.

LOCTITE® is the trusted choice for high-performance adhesive, sealant and coating solutions for manufacturing segments across the globe. LOCTITE® products are used in objects that touch lives every day from aircrafts to furniture. Our experts are dedicated to optimizing processes, driving costs down by developing products that improve performance, and understanding every challenge in every market of our valued customers.