08369 • 08370

Directions for Use

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1. Clean the surface with a VOC compliant surface cleaner to remove any contaminates.

2. Grind any weld nuggets (grade 50 to 80) or scuff spot weld locations using a non

woven coarse grade surface conditioning disc or belt.

3. Blow off and re-clean the surface to ensure proper adhesion.

4. Install foil package into barrel of 3M™ Flexible Package Applicator Gun, P.N. 08398.

5. Using a scissors, cut a small opening across the top end of package and fold back flaps.

6. Place nozzle over the opened end onto the gun barrel.

7. Replace the retaining collar.

8. Cut nozzle to provide desired bead size.

9. Apply seam sealer and tool (if necessary) to desired finished appearance.

10. Allow 30 minutes before painting, after 24 hours scuff with a 3M™ Scotch-Brite

scuff pad.

NOTE: 3M™ MSP Seam Sealer may be applied to properly prepared bare metal and/or

primer/paint coated surfaces, and can be used as a “weld through” sealer when squeeze

type resistance spot welding equipment is used.

Acid etch primer is not recommended to be used in direct contact with any 3M

seam sealer. Residual acid can weaken the bond.

Applications

General purpose automotive seams, including door skins, rocker panels, rear body panels,

trunk seams, floor pans, etc.

Storage and

Handling

Store at room temperature. Rotate stock on a “first-in-first-out” basis. When stored at the

recommended conditions in original, unopened containers, this product has a shelf life of

12 months. Use in a well-ventilated area.

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