1. Alkaline detergent: Alkaline detergent is a commonly […]
1. Alkaline detergent: Alkaline detergent is a commonly used detergent, which is made of alkali metal salt of detergent and surfactant;
2. Pickling agent: It is not an effective way to use acid cleaner to remove common stains on screws, but alkaline cleaner is generally used;
3. Soluble emulsion cleaner: The cleaner can dissolve the stains on the surface of high-precision screws and leave an anti-rust film on the surface.