RX1-09-06021

Royal A&S WS-8020RC B-2 is a rapid-cure, two-component polysulphide sealant for aerospace fuel-tank and fuselage sealing work. Supplied as a pint kit, it is identified by manufacturer part numbers WS8020RCB2 PT and WS8020RCB2-PT.

The uncured material is a low-sag, thixotropic paste intended for application by extrusion gun or spatula. Once cured at room temperature, it forms a resilient sealing compound with fuel resistance and elastomeric performance following exposure to jet fuel and aviation gasoline.

• B-2 rapid-cure grade with a typical 2-hour application life at 25°C.
• Two-component polysulphide sealant.
• Suitable for extrusion or spatula application.
• Listed by H.B. Fuller for fuel tanks, fuselage and aerospace applications.
• Manufacturer lists compliance with SAE AMS 3276 and SAE AMS-S-8802.
• Use in accordance with the applicable maintenance data, sealant process specification and manufacturer instructions.

Documentation: H.B. Fuller Royal Sealants WS-8020RC Class B product information and technical data sheet access.