PR-1428 Class B is a low tack sealant. It has a service temperature range from -65 ° F (-54 ° C) to 250 ° F (121 ° C) with intermittent excursions up to 135 ° C (275 ° F). The material is designed for use as an access door sealant or in the fabrication of form-in-place (FIP) seals. It can also be used to protect electrical wiring, terminals and equipment against fuel, moisture, dirt, and short circuits.
PR-1428 Class B is a two part, manganese dioxide cured, polysulfide compound. Uncured material is a low sag, thixotropic putty suitable for application by extrusion gun or spatula. It cures at room temperature to form a removable seal to common aircraft substrates.
| Packing | 6 OZ / 100 ML or Pint Kit or 1 QT Kit |