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Retaining compound - Loctite 638
Designed for bonding cylindrical fitting parts, particularly with narrow bond gaps up to 0.25mm (0.01"). Great for a fast cure on all metals, including passive substrates like stainless steel.
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For a retaining compound offering high strength on all metals, including passive substrates, try LOCTITE® 638. You can expect high temperature performance and good oil tolerance, a fixture time of just four minutes, and gap fill of 0.006" to 0.01" (0.15 mm to 0.25 mm). It even tolerates minor surface contaminants, including industrial oils. A high viscosity product, it’s ideal for shafts, gears, pulleys, and similar cylindrical parts, and can also be used for high strength threadlocking and thread sealing applications. Operating temperature is -65°F to 355°F (-55°C to 180°C). LOCTITE 638 meets the performance requirements of KIWA GASTEC QA AR 214 for admixtures up to and including 100% hydrogen gas on metal threaded fittings – certifications are available in select countries.
- Ideal for shafts, gears, pulleys and similar cylindrical parts
- High strength on all metals, including passive substrates (e.g. stainless steel)
- High temperature resistance
- Fluorescent under UV for quality control
- Hydrogen gas approval for sealing threaded metal fittings according to KIWA GASTEC QA AR 214
| Brand | Loctite |
| HS code | 35069100 |
| COO | - |
| Sales unit: | PCS |
| Master packaging (pcs) | 12 |