
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
• Item Name: LOCTITE® 542
• Manufacturer: Henkel
• Technologies: Acrylic (Dimethacrylate ester)
• Color: Brown liquid
• Cure Type: Anaerobic; Secondary Cure: Activator
• Package Size: Contact to Techniq VN for details.
• Shelf Life: Contact to Techniq VN for details.
LOCTITE® 542 is an acrylic-based, medium-strength, anaerobic thread-sealing adhesive designed for locking and sealing metal pipes and fittings. It prevents loosening and leakage due to shock and vibration. The thixotropic nature minimizes migration after application.
Property | Value |
---|---|
Uncured Properties | |
Appearance | Brown liquid |
Specific Gravity (@ 25°C) | 1.06 |
Viscosity (Brookfield, mPa·s) | 400–800 (20 rpm), 1,200–2,750 (2.5 rpm) |
Viscosity (EN 12092, mPa·s) | 150 (Shear rate 277 s⁻¹) |
Cured Properties | |
Coefficient of Thermal Expansion | 80×10⁻⁶ K⁻¹ |
Coefficient of Thermal Conductivity | 0.1 W/(m·K) |
Specific Heat | 0.3 kJ/(kg·K) |
Adhesive Performance (24h @ 22°C) | |
Breakaway Torque (M10 steel nuts/bolts) | 15 N·m (130 lb.in) |
Prevail Torque (M10 steel nuts/bolts) | 9 N·m (80 lb.in) |
Compressive Shear Strength (Steel pins/collars) | ≥6.5 N/mm² (940 psi) |
Environmental Resistance (1000h exposure) | |
Motor oil (125°C) | 100% strength retention |
Unleaded petrol (22°C) | 95% strength retention |
Brake fluid (22°C) | 95% strength retention |
Water/Glycol 50/50 (87°C) | 90% strength retention |
Acetone (22°C) | 80% strength retention |
Electric Motor Reliability with Huntsman ARALDITE® Encapsulation Potting – Casting
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