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.

Loctite

Available on backorder

SKU: 53-LOCTITE-21744

$73.78

SI 5999 Gasket Maker Temperature Temperature: -75°F - 625°F
SI 5999 Gasket Maker Fixture Time Fixture Time: 10 Minutes
SI 5999 Gasket Maker Hardness Hardness: 45 to 75 Shore A
SI 5999 Gasket Maker Tensile Strength Tensile: >348psi
SI 5999 Gasket Maker Oil Resistance Oil Resistance: Excellent
SI 5999 Gasket Maker

Product Details

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
SI 5999 Gasket Maker

Specifications

Product TypeSilicone Gasket Sealant
ColorGray
Chemical TypeOxime Silicone
Cure Time1 week
Physical FormPaste
OdorMild
Number of Components1-Part
Specific Gravity1.5
Elongation at Break >100%
Tensile Strength>348psi
VOCs Content4.16%
Hardness45 to 75 Shore A
ApplicationsGasketing
Temperature-75°F - 625°F
Initial Fixture time10 Minutes
Flash Point93°C
Size300ml
SI 5999 Gasket Maker

Product Brand

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.

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