Loctite White Flange Sealant 5130
Loctite 5130 is a high-performance, flexible, anaerobic flange sealant designed to provide reliable sealing for machined, rigid flanges in various industrial applications. Its white color ensures visibility and a clean finish after application.
Key Features
- Flexible and Durable:
- Offers excellent flexibility, making it suitable for surfaces subject to vibration or thermal cycling.
- Leak-Proof Sealing:
- Prevents leakage of gases, liquids, and other media.
- White Finish:
- Provides a neat and professional appearance.
- Easy to Apply:
- Designed for convenient application with minimal mess.
- Chemical Resistant:
- Resistant to oil, water, and a variety of industrial chemicals.
Applications
- Machined Flanges:
- Ideal for sealing flanges in pumps, compressors, and gearboxes.
- Industrial Equipment:
- Used in heavy machinery, automotive engines, and hydraulic systems.
- Vibration-Prone Assemblies:
- Suitable for parts exposed to high vibration or thermal expansion.
- General Maintenance:
- Perfect for quick repairs in maintenance operations.
Technical Specifications
- Base: Silicone
- Color: White
- Consistency: Paste
- Curing Mechanism: Room temperature cure in the absence of air
- Fixture Time: 30 minutes (may vary based on material and environment)
- Full Cure Time: 24 hours
- Temperature Resistance: -50°C to +200°C (-58°F to +392°F)
- Gap Fill: Up to 0.5 mm
How to Use
- Preparation:
- Clean and dry flange surfaces thoroughly to remove grease, oil, and dirt.
- Application:
- Apply an even bead of Loctite 5130 around the flange perimeter or directly on one of the mating surfaces.
- Assembly:
- Align and assemble the flanges immediately after application.
- Curing:
- Allow the sealant to cure at room temperature for optimal sealing performance.
Advantages
- Ensures a strong, reliable seal.
- Adapts to minor surface irregularities.
- Prevents corrosion and galling of flange surfaces.
- Easy to remove for future maintenance.
Storage
- Store in a cool, dry place between 8°C and 28°C (46°F and 82°F).
- Ensure the container is tightly sealed when not in use.
Safety Precautions
- Avoid contact with skin and eyes. In case of contact, rinse thoroughly with water.
- Use in a well-ventilated area.
- Keep out of reach of children.
Loctite 5130 White Flange Sealant is the perfect solution for creating durable, leak-proof seals in demanding industrial and automotive applications.

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