LOCTITE 638 is a high-strength retaining compound designed to bond cylindrical metal components in close-fitting assemblies. It helps secure mating surfaces, reduce movement between assembled parts, and maintain reliable connections under vibration and mechanical stress.
Key Features
- High-strength retaining performance
- Designed for cylindrical metal assemblies
- Helps secure bearings, bushings, and sleeves
- Helps prevent movement between mating components
- Suitable for close-fitting metal surfaces
- Ideal for industrial assembly, engineering, and maintenance
Product Specifications
- Brand: LOCTITE
- Product Name: Retaining Compound 638
- Product Type: High-Strength Retaining Compound
- Application: Bearings, Bushings, Sleeves, and Cylindrical Metal Components
- Use: Industrial Assembly and Mechanical Maintenance
Common Applications
- Securing bearings in housings
- Retaining bushings and sleeves
- Fixing cylindrical metal components
- Industrial machinery assembly
- Mechanical equipment repair and maintenance
Note: Follow the manufacturer’s instructions for surface preparation, curing time, gap limits, and material compatibility.


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