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Pro-grade auto-body supply ยท Any quantity ยท 13,000+ SKUs in stock
13,000+ pro-grade SKUs in stock
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DURAMIX BY SEYMOUR

DURAMIX BY SEYMOUR Duramix Medium Bodied Seam Sealer โ€” Beige (7 oz.)

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Overview

Built for the booth.

A medium viscosity direct to metal seam sealer for sealing voids, joints and seams.

DURAMIX BY SEYMOUR 1360 is a medium-bodied seam sealer designed for professional automotive repair applications. This beige-colored sealer provides effective weatherproofing and structural bonding for panel joints, seams, and gaps in collision repair work. The medium viscosity formula allows for precise application while maintaining excellent gap-filling properties.

With a convenient 1:1 mix ratio, this sealer offers a 15-20 minute work time and reaches handling strength in 20-30 minutes, enabling efficient workflow management. Full cure is achieved in 6-8 hours. The formula demonstrates excellent adhesion across multiple substrates including aluminum, bare metal, e-coat, fiberglass, FRP, OEM finishes, primer, and SMC, making it suitable for both steel and aluminum vehicle repairs.

Why Pros Choose DURAMIX BY SEYMOUR DMX

  • Working Time: 15 to 20 min.
  • Handling Time: 20 to 30 min
  • Sandable Time: 45 min
  • Paintable Time: Immediately
  • Full Cure Time: 6 to 8 hours

Specifications

Technical specifications for 1360 Duramix Medium Bodied Seam Sealer โ€” Beige (7 oz.)
Part No. 1360
Product Line DMX
Manufacturer DURAMIX BY SEYMOUR
UPC 043281010764

About DURAMIX BY SEYMOUR

DURAMIX BY SEYMOUR is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.

Documents & Safety

Why Buy from autofxmart

  • Authorized distributor โ€” authentic, factory-fresh stock.
  • Fast US shipping โ€” most orders ship within 1 business day.
  • 30-day returns โ€” buy with confidence.
  • Pro-shop pricing โ€” bulk discounts available on request.
  • Expert support โ€” questions? Email us at support@autofxmart.com.
Get the mix right

Mix & coverage calculator

Locked to this product's ratio of 1:1 (clear : hardener).

Clearcoat to spray
5L
Your batch1:1
Clearcoat5
Hardener2.5 L
Ready to spray7.5 L
Cure & dry schedule

Timing at 77ยฐF

Work Time
15-20 Minutes
Handling
20-30 Minutes
Paintable
Immediately with solvent based coatings, 15 Minutes with waterborne basecoat
Sandable
45-60 Minutes
Full Cure
6-8 Hours
How to apply

Steps

1Clean both surfaces to bare, dry substrate.
2Load the cartridge and fit the mixing nozzle.
3Apply an even bead (or clamp) where needed.
4Tool or smooth the joint before it skins over.
5Allow to cure fully before stressing or painting.
Specifications

Full data

BrandDURAMIX BY SEYMOUR
Part #1360
UPC043281010764
ApplicationA medium viscosity direct to metal seam sealer for sealing voids, join
OriginUS
ConditionNew
Frequently asked

Good to know

Most in-stock orders for DURAMIX BY SEYMOUR DMX ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1โ€“2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of DURAMIX BY SEYMOUR 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.
The MPN for DURAMIX BY SEYMOUR DMX is 1360. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.

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