How to prevent rusting of precision casting iron parts

In the metal processing industry, many metals are prone to rust, so how to prevent these metal parts from rusting in the processing of iron castings? The anti-rust method can be selected according to the anti-rust requirements and standards.

1. In a short period of time (0-30 days), water-soluble anti-rust liquid can be used to prevent rust in a short time (0-30 days). No need to clean, colorless and transparent, environmentally friendly and economical. Dipping and spraying processes can be used.

2. In mid-term indoor or ground transportation, when rust-proof treatment is carried out, the method of applying rust-proof oil or rust-proof oil plus gas phase rust can be used to prevent rust from one month to one year;

3. For long-term indoor and outdoor sealing or marine transportation, the method of coating solvent-diluted rust-proof oil and vapor-phase rust-proof packaging should be used for rust prevention, which can prevent rust for 1 to 3 years.