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transforming iron oxide (rust) into iron phosphate
Lubricates and seals pipe threads in acid environments and coats gaskets in high-temperature applications
High-strength general threadlocker offering maximum effectiveness
suitable for transmissions and cast metal housings
Unlike traditional repair methods such as hard metal welding or flame spraying
Loctite 638 Retaining Compound Pipe Sealing Adhesive transforming iron oxide (rust) intoLoctite 638 is designed for bonding cylindrical fitting parts, especially those with narrow bond gaps up to 0. 25 mm. The product cures in the absence of air when confined between close fitting metal surfaces, preventing loosening and leakage due to shock and vibration. It is effective on both active metals and passive substrates, providing reliable curing performance. Additionally, it offers high temperature resistance, good oil tolerance, and can