1. Ammonium sulfate solution for rust removal: 1 kg of ammonium sulfate plus 20 kg of water, stir to dissolve, put the rusty iron bucket into it, soak the rust marks automatically according to the degree of rust, and light rust marks will fall off with a cloth . Then rinse with water. Then immerse it in lime milk or apply rosin gasoline liquid to prevent rust.
2. Anti-rust of rosin gasoline liquid: 50 grams of rosin powder, add 50 grams of gasoline, mix and stir to become rosin oil. Apply this liquid to iron farm tools that do not rust, and prevent rust after drying.
3, vinegar derusting: immersed rusty small farm implement parts in vinegar soaked until the rust layer is easy to peel off, remove with a wire brush and then immerse in vinegar for two or three minutes, remove and dry Just fine.
4. Descaling with baking soda: Use a cylinder to hold an appropriate amount of rice water, add baking soda according to the ratio of baking soda and water 1: 500, and mix it into the farm implement parts. After a few days, it will ferment and bubble, and a layer of rust will float on the water surface. Remove the parts, wipe them, and dry them.
5. Anti-rust of lime milk: The burnt lime is hydrated with a small amount of water, added with an appropriate amount of water to make lime milk, and the iron agricultural tools are immersed in the lime milk.https://www.fhpails.com/