Applications

Born2Bond™ Retaining RA-41

MEDIUM STRENGTH, MEDIUM VISCOSITY, RETAINING ANAEROBIC ADHESIVE

Manufacturer: Bostik
Package Size: Contact us for details
Shelf Life: 24 months

Product Overview

Born2Bond™ Retaining RA-41 is a medium-strength, medium-viscosity anaerobic adhesive designed for retaining cylindrical parts. It is ideal for serviceable assemblies such as pump bearings. The adhesive prevents leakage and loosening due to vibration and shock while ensuring 100% surface-to-surface contact. It also provides excellent resistance to dynamic loads and corrosion.

Key Features

✔ Medium strength
✔ Medium viscosity
✔ For serviceable assemblies
✔ High power transmission
✔ Resistance to dynamic loads
✔ Vibration resistant
✔ Corrosion prevention
✔ Recommended for gaps up to 0.1 mm
✔ Single-component formula
✔ Suitable for active and passive metals

Applications

✔ Gear manufacturing
✔ Machine engineering
✔ Bearing assembly
✔ Drive shafts

Product Characteristics

Property Value
Basis Technology Acrylic
Components 1K
Appearance/Color Yellow
Cure Anaerobic
Temperature Use Range -55°C to +150°C

Uncured Physical Properties

Property Value
Viscosity (Brookfield: Sp2 @20rpm @25°C) 400 – 800 mPa·s
Specific Gravity (ASTM D1475 – 13(2020)) 1.06

Curing Properties

Property Value
Fixture Time @ 20°C 20 – 30 min
Fixture Time with Activator @ 20°C <5 min
Full Cure @ 20°C 12h

Bonding Performance

Property Value
Shear Strength (ISO 4587 – Mild Steel) >6 N/mm²

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