• Description for 3M AC79

    Cyanoacrylate primer for elastomeric substrates. Instant Adhesive Primer helps to bind elastomeric materials including silicone.

    *See Terms of Use Below

    Application Type Prime
    1 Part or 2 Part 1-Part
    Material Form Liquid
    Manufacturer 3M
    Chemistry Acetone
    Cure Method Solvent
    Viscosity (cPs) 2.00
    Color Clear
    Can Be Used In Conjunction With These Materials Cyanoacrylates (CAs)
  • Technical Data for 3M AC79

    • Application Type
    • 1 Part or 2 Part
      • 1-Part
    • Material Form
      • Liquid
    • Substrate
      • Other - elastomeric substrates.
    • Chemistry
    • Cure Method
      • Solvent
    • Color
      • Clear / Transparent - Clear
    • Can Be Used In Conjunction With These Materials
      • Cyanoacrylates (CAs)
    Cure Specs
    Viscosity (cPs) 2.00 Test Method
    Other Properties
    Specific Gravity 0.7 (g/ml)
    Business Information
    Shelf Life Details Storage: Store product in cool, dry area out of direct sunlight.;3M™ Scotch-Weld™ Instant Adhesive Activators, Primers, and Debonder can be expected to have a shelf life of one year from the date of shipment from 3M.
    Shelf Life Type From the date of shipment
    Shelf Life (mon) 12
    Not Good For
    Don't Use With especially some plastics
  • Best Practices for 3M AC79

    *See Terms of Use Below

    1. Surface Preparation

      Prepare bonding surfaces according to Surface Preparation recommendations for the cyanoacrylate that will be used.

    2. Application

      Apply primer to all difficult-to-bond plastic surfaces

      Allow solvent to dry completely.

      Promptly bond with a Scotch-Weld™ cyanoacrylate for plastic or elastomeric bonding.

    3. Testing

      These products should be tested on substrates before use since their overspray or excess may attack certain substrates (especially some plastics) causing unsightly effects.

  • Comparable Materials for 3M AC79

    *See Terms of Use Below

    Spec Engine® Results

    Closest Results from this Manufacturer

Popular Articles

Primers and Surface Preparation for Proper Adhesive Wetting & Bonding - Q&A

Read Article

Infographic: ENSURING A STRONG BOND - 6 Basic Methods of Surface Preparation

Read Article

Testing the effectiveness of surface treatments

Read Article

Structural Adhesives Guide

Read Article

Sponsored Articles

Unique Advantages of Contact Adhesives

Read Article

Using LOCTITE® 454™ is a Valid Option for Engineers Working with a Wide Variety of Materials

Read Article

Sylgard 184 by DOW is the Top Choice for a Transparent, Silicone Encapsulant. Read Why:

Read Article

Case Study: Creating reliable, corrosion-free bonds with LORD® 406 acrylic adhesive

Read Article

Featured Ads

Top Catalog Pages for 3M AC79

Gluespec Poll

When you're researching or sourcing materials online, what device are you using?
Viscosity Test Methods
Viscosity Test Method
2.00 cPs Brookfield Viscometer RVT Spindle #1 @ 30 rpm