Applications

LOCTITE SF 7649

  • Item Name: LOCTITE® SF 7649™
  • Manufacturer: Henkel
  • Product Category: Activator for anaerobic adhesives and sealants
  • Technologies: Copper salt and aliphatic amine-based activator
  • Applications: Accelerates the cure speed of LOCTITE® anaerobic adhesives, especially for passive metals, inert surfaces, large gaps, or low temperatures (<15°C).
  • Color: Transparent green
  • Cure Type: Not applicable (Activator)
  • Package Size: Contact Avantek for details.
  • Shelf Life: Contact Avantek for details.

1. Product Overview

LOCTITE® SF 7649™ is an activator designed to accelerate the cure of LOCTITE® anaerobic adhesives and sealants. It is particularly useful for passive metals, inert surfaces, large bond gaps, and low-temperature environments (<15 °C).

2. Applications

  • Speeds up the curing process of LOCTITE® anaerobic adhesives.
  • Recommended for applications involving passive metals and large bond gaps.
  • Ideal for low-temperature conditions (<15 °C).
  • NSF certified for potable water systems up to 82 °C (regional approval).
  • NSF P1 registered for non-food-contact sealant applications in food processing areas.

3. Typical Properties

Property Value
Chemical Type Copper salt and Aliphatic amine
Solvent Acetone
Appearance Transparent, green liquid
Specific Gravity (@25 °C) 0.79
Viscosity (@20 °C) 2 mPa·s (cP)
Flash Point See SDS
Drying Time (@20 °C) 30 to 70 seconds
On-Part Life ≤30 days

After Mixing (Performance with LOCTITE® 326™ Anaerobic Adhesive)

Test Result
Fixture Time (ISO 4587) ≤30 sec (Steel, degreased)
Minimum Shear Strength 0.1 N/mm²

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