CRC RTV Silicone Select-A-Bead Sealant, Black 184g

CRC RTV Silicone Select-A-Bead is a room temperature vulcanising (RTV) silicone sealant, supplied in a pressurised 184g cartridge for sealing, bonding, protection and waterproofing. It has a silicone polymer with a neutral (oxime) cure. It is available in black, grey and red.

No caulking gun is needed. The Select-a-Bead nozzle controls the bead width, and a self-sealing plug lets you pull it out and re-use the cartridge. It is not recommended for continuous immersion in gasoline or for head gasketing operations.

Where this product is used

• Sealing, bonding, protection and waterproofing in HVAC, electrical, construction and metal working
• Filling gaps between mating parts
• Gearboxes, pumps and motors
• General gasket sealing

Features

• Silicone polymer with a neutral (oxime) cure, cures at room temperature
• No caulking gun required
• Select-a-Bead nozzle controls the bead width
• Dispenses a uniform bead from a double piston pressurised system
• Self-sealing plug: pull out to re-use
• Pressurised package keeps the silicone from drying out in the cartridge

Key specifications

Choosing the right option

All three colours use the same safety data sheet. For an engine-specific gasket maker see CRC Red RTV Gasket 85g, and to remove old gasket material first see CRC Aerosol Gasket Stripper Safe On Aluminium, Steel & Brass 300g. This product is not for head gasketing operations.

See also: CRC Red RTV Gasket 85g, CRC Aerosol Gasket Stripper Safe On Aluminium, Steel & Brass 300g, CRC Maniseal Exhaust Cement Seal 142g, Loctite 598 Black Maxx High Performance RTV Silicone Gasket Maker 95g.

Using it

Directions: surfaces should be clean and dry. It suits clean, unpainted surfaces. Clean mechanically or with a solvent, without soap or detergent, and use alcohol on glass. Any primer must be dry.

Pull the tab, adjust the cap to the min/max arrow for the bead width, push the nozzle to the surface and press the handle. Tool within 5 minutes and wipe off excess with a dry paper towel.

If no gasket is used, apply to one part and allow a skin to form before assembling. Remove masking tape within 1 hour. To re-seal, wipe the nozzle and replace the cap.

The curing method is neutral (oxime), and it cures at room temperature.

Storage and handling

Directions: keep locked up, store in a cool, dry, protected area and use with adequate ventilation.

Limits and safety

Warning. Pressurised container: may burst if heated (H229). UN 1950, Aerosols, Class 2.2. It is not classified as a health or environmental hazard. It is not recommended for continuous immersion in gasoline or for head gasketing operations. Read the safety data sheet before use.