GMNA - 9986581
Sealant - Pumpable, Body Shop, E-coat Paintable, Moisture PreCurable, Non Weld-Thru, Non-Expanding, High Wash-Off Resistant
|Publication Date:||1 September 2019|
This specification details a high bake, paintable, non-expanding, non-weld-through sealer capable of being pumped at ambient temperatures and applied in body shop on oily metal. In addition, this material must resist wash-off through phosphate and Electrocoat (E-coat) with no loss of material and only very minor distortion of the bead. This material must also be compatible with E-coat and allow E-coat to fully cure and adhere to the surface of the sealer. The material is intended for use in the Body Shop to seal body joints against water, dust and air intrusion.
Note: Nothing in this standard supercedes applicable laws and regulations.
Note: In the event of conflict between the English and domestic language, the English language shall take precedence.
The material must be a smooth and homogeneous mixture free of air, lumps, unmixed particles and foreign materials. It must be capable of being dispensed with standard production pumping equipment.
The material must adhere to oily steel. It must have good weatherability and not accelerate rusting of steel over which it is applied.
Used in Body Shop to seal joints that were already welded. Material is applied to seal the gaps, after that goes to Paint Shop through phosphate and E-coat.