Description
The 3M 200 mL Beige Bare-Metal Seam Sealer (8310) is a two-part epoxy sealant designed for creating strong, flexible seals on bare metal, primed, or painted surfaces. Ideal for automotive repair, metal fabrication, and other applications requiring a robust seal, this beige sealer prevents rust, resists shrinking and cracking, and cures quickly for efficient workflow. Its non-sagging formula allows for easy application on vertical and horizontal surfaces.
KEY FEATURES AND BENEFITS:
- Strong Adhesion to Bare Metal: Formulated for excellent bonding to steel, aluminum, and other metals.
- Flexible Seal: Creates a seal that can withstand vibrations and movement without cracking.
- Prevents Rust: Contains corrosion inhibitors to protect sealed areas from rust.
- Fast Cure Time: Cures in as little as 15 minutes, reducing downtime.
- Non-Sagging Formula: Stays in place on vertical and overhead surfaces for clean application.
- Easy Application: Self-mixing cartridge ensures accurate mixing and easy dispensing.
- Paintable: Compatible with most automotive paint systems.
- Neutral Beige Color: Can reduce the need for multiple paint coats.
SPECIFICATIONS:
- Product: 3M 8310 Automix Bare-Metal Seam Sealer
- Color: Beige
- Container Size: 200 mL Cartridge
- Cure Time: Approximately 15 minutes
- Type: Two-part epoxy
- Application: Bare metal, primed metal, painted metal
HOW TO USE:
- Prepare the Surface: Clean the area to be sealed, removing any dirt, grease, or rust. For bare metal, ensure it is properly prepared (e.g., sanded or treated).
- Load the Cartridge: Insert the 200 mL cartridge into a compatible dispensing gun.
- Attach Mixing Tip: Securely attach the static mixing tip to the cartridge.
- Dispense and Apply: Apply the sealer to the seam or joint, using a smooth, consistent motion.
- Tool if Necessary: If desired, use a tooling tool or brush to shape the sealer for a smooth, finished appearance.
- Cure: Allow the sealer to cure for at least 15 minutes before painting or further handling.
BENEFITS OF USING 3M 200 ML BEIGE BARE-METAL SEAM SEALER (8310):
- Ensures a professional-grade seal that protects against rust, moisture, and other environmental factors.
- Fast cure time and easy application save time and effort during repairs or fabrication.
- Creates a flexible seal that can withstand vibrations and movement, making it a reliable choice for demanding applications.
- The beige color helps reduce the amount of paint needed, saving on material costs.
FEATURES:
- Self-mixing cartridge for precise component ratios.
- Heavy-bodied formula for gap filling and bead creation.
- Excellent adhesion to various metal substrates.
- Resistant to shrinking, cracking, and outgassing.
- Contains corrosion inhibitors for added protection.
- Replicates OEM seam sealer appearance.
- Suitable for both vertical and horizontal applications.
- Compatible with 3M OEM Seam Sealer Tips for various bead profiles.





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