How to remove rust? - Health Preservation Learning Network

How to remove rust?

Rust removal methods are as follows:

1, manual derusting, hammer, knife, shovel, wire brush, coarse emery cloth (paper), etc. Take out all kinds of violence to hammer, scrape, shovel and brush the rusty metal surface.

2. Chemical derusting (also called pickling derusting). It mainly uses inorganic dilute acid solution to brush (spray) and soak the corroded metal surface.

3, rust remover rust removal. Mainly use a weak acid chemical liquid (rust remover) to brush the metal surface or let the metal soak in this chemical liquid, and react with the rust on the metal surface to achieve the purpose of rust removal.

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