CORROSION INHIBITIVE SEALANT
PR1771 Class B is a non-chromate, low density, corrosion inhibitive, two-part sealant. Designed for aircraft fuselage sealing applications, the cured sealant is resistant to aircraft fuels, petroleum based oils and deterioration by intermittent exposure to diphosphate ester hydraulic fluids.
| Category | Sealants | Brand | PPG |
| Part No. | PR 1771 B2 | OEM Part No. | Not Avaliable |
| Alt Part No. | Not Avaliable | Country of Origin | Not Available |
| Pro Category | Not Available | Is Return | Yes |
It is a manganese dioxide cured Permapol P-5 polysulfide compound. The uncured material is a low sag paste suitable for application by extrusion gun or spatula.
It has a service temperature range of -54°C (-65°F) to 121°C (250°F), with intermittent excursions up to 135°C (275°F).
This product may be used for aerodynamic smoothing, for sealing exterior butt joints, or where a flexible elastomeric seal is required to prevent intrusion of moisture and provide protection from common causes of corrosion. It provides a weight saving of up to 40% over traditional sealants used for such purposes.
PR 1771 B2
