Flamemaster Chemseal CS415 B-1/2 Fuel Tank Sealant - Pint Kit

Flamemaster Chemseal CS 415 B-1/2 is a two-part, aluminium-coloured polysulphide sealing compound supplied in a pint kit. It is designed for sealing external aircraft seams, depressions and gaps where weather tightness and aerodynamic smoothness are required.

The Class B material is thixotropic, providing low-sag handling for application by extrusion gun or spatula. Flamemaster states that the cured sealant offers adhesion to a range of coated and bare aircraft substrates, flexibility, and resistance to jet fuel, water and other aerospace fluids.

• Manufacturer part number: CS415B1/2 PT
• Reference: MIL-S-38228
• Two-part, manganese-dioxide-cured polysulphide
• Aluminium / silver-grey cured colour
• B-1/2 minimum application time: 30 minutes at 25 °C and 50% relative humidity
• Cured service-temperature range: -54 °C to +121 °C
• Kit format: pint

CS 415 B-1/2 and B-2 are supplied to an internal Flamemaster specification based on MIL-S-38228 and other customer requirements. Refer to the applicable technical data sheet and maintenance data before use.