3M Scotch-Weld EC-1660 Structural Adhesive Primer 1 gal Can
3M Scotch-Weld Structural Adhesive Primer EC-1660 helps ensure complete wetting of the film adhesive system to bonding surfaces and improves durability of the film adhesive, this product is supplied in a Gallon Can
Technical Information
- UN Number UN1263 CL3
- Product Type Primer
- Product Form Liquid

HAZMAT: This product is classified as Hazardous for transport. This may limit the carrier options that are available.
WARNING: Known to cause cancer and reproductive harm. See www.P65Warnings.ca.gov and refer to SDS before use.

FREEZER: This product is stored and shipped as frozen. Dry ice packaging may be required with this product and will be automatically applied to your order.

FORCE MAJEURE: Due to a force majeure on this product, limited quantities may be available. We will continue to quote, fill open orders, and accept new orders, but cannot guarantee requested quantities or delivery dates, and will ship partial quantities if need be as product becomes available.

FRIDGE STORE: This product requires refrigerated storage. Keep chilled and refer to TDS before use.
Product Information
The EC-1660 provides a high degree of protection against corrosive environments, both inside and outside the adhesive bondline, and is designed for optimal performance when used with 3M Scotch-Weld Bonding Films, particularly the nitrile phenolic Scotch-Weld AF 30 and AF 32.
When cured with a 350°F adhesive film, it helps promote long-term durability for bonded metal joints. EC-1660 retains high shear strength to 350°F (177°C) when used with Scotch-Weld AF 30 and AF 32.
Features:
- Spray, brush or roller application meets a variety of process requirements
- Specifically designed to work with 3M Scotch-Weld Structural Adhesive AF 30 and AF 32
- Stable coating protects etched and anodized substrates for long-term storage
- Can be co-cured with adhesives at 350°F to accommodate a variety of requirements
Data Sheets
Product Properties
Shipping Information
For information about the available delivery options please visit our Shipping Guide.
Some products in our catalog are classified as Hazardous for shipping so some restrictions and/or additional shipping fees may apply.