LOCTITE® 545 Pneumatic/Hydraulic Thread Sealant
Product Overview
LOCTITE® 545 is a one-component, medium viscosity, anaerobic thread sealant specially formulated for fine threaded fittings in hydraulic and pneumatic installations. This high-performance sealant cures when confined in the absence of air between close-fitting metal surfaces, providing reliable locking and sealing capabilities.
Key Features
- High Lubricity Formula - Specially formulated to offer exceptional lubricity for easy assembly and removal of fittings
- Medium Viscosity - Optimal flow characteristics for complete thread coverage and gap filling
- Anaerobic Curing - Cures reliably when confined between metal surfaces in the absence of air
- Contamination-Free - Contains no fillers or particles that could contaminate system fluids, foul valves, or clog fine filters and screens
- Shock & Vibration Resistant - Prevents loosening and leakage from shock and vibration when cured
- Temperature Range - Operating temperature range of -65°F to +300°F (-55°C to +150°C)
Technical Specifications
- Viscosity: Medium
- Chemical Compound: Acrylic methacrylate ester
- Color: Purple
- Curing Method: Anaerobic
- Full Cure Time: 24 hours at room temperature
- Package Size: 36 ml bottle
- Suitable for fittings up to: 50 mm diameter
- Pressure Rating: Up to 1000 bar in dimensionally stable assemblies
Performance Benefits
- Provides 100% seal by filling all gaps between mating threads
- Excellent solvent resistance
- Controlled locking strength allows for easy disassembly with standard hand tools
- Reliably cures on "as received" fasteners
- Does not clog downstream filters in hydraulic and pneumatic systems
- Suitable for most metals including steel, brass, and zinc dichromate
Quality Certifications
- ABSSM approved
- CFIA approved
This professional-grade thread sealant is designed for industrial use and delivers reliable performance in demanding hydraulic and pneumatic system environments.