MSP Seam Sealer

08369 • 08370

Technical Data Sheet

December, 2015

3M Part No.(s)

3M Part Descriptor(s)

08369; 08370

3M™ MSP Seam Sealer

Product Description 3M™ MSP Seam Sealer is a premium one-part moisture-curing automotive seam

sealer designed for application to exterior and interior body seams. 3M™ MSP Seam

Sealer may be applied to properly prepared primer/paint coated surfaces or properly

prepared bare metal surfaces. 3M™ MSP Seam Sealer also functions as a weld through

sealer when used in conjunction with squeeze type resistance spot welding (STRSW)

operations. 3M™ MSP Seam Sealer may be painted with common automotive type

paint systems (water and solvent borne systems) in thirty minutes and up to twenty

four hours later (scuff after 24 hours).

Features

• Flexible 310 mL Package

• Moisture Cure Technology

• Weld Through Capability

• Direct to Metal Application

Typical Physical

Properties

Note: The following technical information and data should be considered representative or

typical only and should not be used for specification purposes.

Container

310 ml Flexpak

Base

Modified Silane Polymer

Density

11.9 lbs/gal.

Color

White (08369), Gray (08370)

Flash Point

144°F (62°C)

Viscosity

1,000,000,000 cps

Solids

97%

Consistency

Paste

Service Temperature

-30°F to 200°F (-34°C to 93°C)

Solvent

Minimal Naphtha