• LOCTITE® Threadlocker Blue is a medium-strength, removable threadlocking adhesive designed to secure and seal threaded fasteners while allowing disassembly with standard hand tools.
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Loctite Threadlocker Blue

LOCTITE® Threadlocker Blue is a medium-strength, removable threadlocking adhesive designed to secure and seal threaded fasteners while allowing disassembly with standard hand tools.

Category:

Loctite Threadlocker Blue

Medium-strength threadlocker for metal fasteners

  • Prevents loosening of nuts, bolts, and screws due to vibration

  • Medium-strength formula allows easy disassembly with standard hand tools

  • Protects threads from rust and corrosion

  • Seals threads to prevent leaks and contamination

  • Works on all metals including stainless steel and plated surfaces

  • Ideal for fasteners up to 1/4″ to 3/4″ (6 to 20 mm) in diameter

  • Suitable for automotive, industrial, and household use



Application:

LOCTITE® Threadlocker Blue is a medium-strength anaerobic adhesive designed for locking and sealing threaded fasteners, preventing loosening due to shock and vibration while allowing disassembly with standard hand tools.

Performance Features & Benefits:

  • Vibration Resistance: Prevents loosening of fasteners in dynamic environments.
  • Removable Formula: Allows disassembly with standard hand tools when required.
  • Corrosion Protection: Seals and protects threads against rust and moisture.
  • Leak Prevention: Provides a reliable seal to stop leakage and contamination.
  • Versatile Use: Suitable for various metals, including stainless steel and plated bolts.

Main Application Areas:

  • Securing bolts and nuts in automotive and mechanical assemblies
  • Household and industrial machinery applications
  • Fasteners ranging from 6 mm to 20 mm in diameter

Specifications & Approvals:

  • Strength: Medium (removable)
  • Temperature Range: -54°C to +150°C (-65°F to +300°F)
  • Compatible with SAE and metric fasteners

Environmental & Safety Information:

  • Ensure surfaces are clean, dry, and free of oil before application.
  • Use with adequate ventilation and avoid skin or eye contact.
  • Safety Data Sheet (SDS) available via inquiry

Technical Specifications:

Property Typical Value Test Method / Notes
Color Blue —
Viscosity 1200 – 3000 mPa·s Brookfield RVT
Breakaway Torque 115 in-lb (13 N·m) ISO 10964 (M10 steel bolts)
Prevail Torque 53 in-lb (6 N·m) ISO 10964
Fixture Time 10 minutes (steel) 22°C (72°F)
Full Cure Time 24 hours —
Service Temperature -54°C to +150°C (-65°F to +300°F) —
Specific Gravity 1.05 —

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