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GMNA - 9986594

Paintable Pumpable Paint Shop Sealer Compatible with High Bake Waterborne Primer

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Organization: GMNA
Publication Date: 1 September 2019
Status: active
Page Count: 3
scope:

This specification details the requirements of a Paintshop sealer that is designed for compatibility with high bake (20 minutes at 165 °C) waterborne liquid primer and standard bake (20 minutes at 135 °C) topcoat systems. This material is high appearance paintable and pumpable. The material is applied in the paint shop after the electrodeposition coating (e-coat) bake, before primer surfacer, and must be capable of being either manually or robotically applied. The material is intended to seal interior and exterior body joints against water, dust, air intrusion, and corrosion. The material must be compatible with high bake waterborne liquid primer surfacer and standard bake topcoat systems resulting in high appearance requirements.

Material Description.

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 approved and validated standard production displacement pumping and robotic application equipment including: single point streaming, ribbon tip (flat stream), automated hem sealing, manual tip and flow brushing. It must not have a noxious or toxic odor in either the uncured or cured state. In addition, the material must not adversely affect personnel handling it.

The Material must adhere to all approved production e-coat substrates. It must have good durability and not accelerate the rusting of steel over which it is applied.

Symbols.

Not applicable.

Applicability.

Paint shop sealer designed for use in high bake paint shops and is compatible with high bake waterborne liquid primer systems.

Remarks.

None.

Document History

9986594
September 1, 2019
Paintable Pumpable Paint Shop Sealer Compatible with High Bake Waterborne Primer
This specification details the requirements of a Paintshop sealer that is designed for compatibility with high bake (20 minutes at 165 °C) waterborne liquid primer and standard bake (20 minutes at...

References

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