PPG PR1773 B-2 Corrosion Inhibitive Sealant
PPG PR1773 Class B is a low adhesion, non-chromate, corrosion inhibitive, two-part sealant. Designed for use as an access door sealant or in the fabrication of form-in-place (FIP) gaskets.
Data Sheets
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Specifications
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Product Information
This product is a manganese dioxide cured polysulfide compound and it acts as a barrier against the common causes of corrosion on aluminium alloys or between dissimilar metals. The uncured material is a low sag, thixotropic 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 300°F (149°C). It cures at room temperature to form a removable seal to common aircraft substrates.
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