This specification covers the requirements of a nonappearance paintable sealer. The material is applied in the paint shop after ELPO bake and must be capable of being either flow brushed or sprayed. The material is intended to seal interior and exterior nonappearance body joints against water, dust and air intrusion corrosion and must be compatible with primer surfacer and topcoat systems to the extent that it will accept and allow paint to cure properly over it.

The material must be a smooth and homogeneous mixture free of air, lumps unmixed particles or foreign materials. It must be capable of being dispensed with standard production pumping and spraying equipment, as recommended by the material supplier. It must not have a noxious or toxic odor in either uncured or cured state. In addition the material must not adversely affect those personnel handling it.

The material must adhere to all production E-Coat substrates. It must have good durability and not accelerate the rusting of steel over which it is applied.

9984248 - Sealer-Pumpable, High bake Ultralite

9984249 - Sealer-Pumpable, Low bake Ultralite

9982217 - Sealer-Pumpable, High bake, Light weight

9984219 - Sealer-Pumpable, Low bake, Light weight