08308 Heavy Bodied Sealer, 7 fl-oz Cartridge, Paste, Black, 1.16, 6 min Application, 1 h
3M™ Heavy-Bodied Seam Sealer is a two-part epoxy seam sealer for all general purpose automotive sealing. It cures quickly to a tough, strong bead for lasting seam sealing protection and is used on door skins, floor pans, trunk floors, roof seams, and many other applications. Our self-mixing system ensures a proper mix…
Why Pros Choose 3M Products Heavy Bodied
- High-performance two-part epoxy seals vertical and horizontal seams to match OEM seals
- Metered mixing with dual syringe cartridge eliminates the difficulty and mess of manual mixing
- Non-flowing, heavy-bodied formula allows easy tooling for matching OEM seam sealer appearances
- Quick cure time and non-sag property aids during vertical applications
- Heavy-bodied, non-sagging, non-flowing, and easy tooling formulation for matching OEM seam sealer appearances
Compatibility
Compatible paint systems: Epoxy.
Specifications
| Part No. | 8308 |
|---|---|
| Product Line | MMA |
| MFR Model | 8308 |
| Standard/Approvals | OSHA 29 CFR 1910.1200 |
| Manufacturer | 3M Products |
| Alternate Part Number-1 | 60980034908 |
| UPC | 051131168084 |
| Brand | 3Mâ„¢ |
| Maximum Sale Quantity | 18 |
| Maximum Sale Day | 7 |
| Composition | 40 to 80% Epoxy Resin, 10 to 30% Epoxy Resin, 3 to 7% Dimethyl Siloxane, Reaction Product with Silica, 0.5 to 1.5% Carbon Black |
| Application Time | 6 min |
| Specific Gravity | 1.16 |
| Odor/Scent | Epoxy |
| Color | Black |
| Flash Point | 239 deg F |
| Container Size (oz) | 7 |
| Container Type | Cartridge |
| Form | Paste |
| Temperature Rating (deg F) | -20 to 180 |
| Type | Heavy Bodied |
| Curing Time | 1 hr |
About 3M Products
3M Products is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.
Frequently Asked Questions
What is the cure or dry time for 3M Products MMA?
The curing time for 3M Products MMA is 1 hr. Drying and curing times may vary with temperature, humidity, and film thickness — always consult the Technical Data Sheet (TDS) for exact cycle conditions.
What size does 3M Products MMA come in?
This listing ships 3M Products MMA in a 7 container. Check the autofxmart catalog for other sizes and bulk pricing.
How fast does autofxmart ship 3M Products MMA?
Most in-stock orders for 3M Products MMA ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Is this 3M Products product genuine?
Yes. autofxmart is an authorized distributor of 3M Products products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for 3M Products MMA?
The MPN for 3M Products MMA is 8308. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Documents & Safety
- Safety Data Sheet (SDS)
- 3m_08307_catalog.pdf
- 3m_08308_specification_sheet.pdf
- 3M_05113108307_Catalog.pdf
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — most orders ship within 1 business day.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.
