Is it better to use permanent paint or water-based anti-rust paint?

Permanent paint and water-based anti-rust paint are common coating materials used to prevent rust and corrosion on metal surfaces. They each have advantages and disadvantages, and choosing the right coating depends on the specific use scenario and needs.

Permanent paint is a traditional paint, mainly composed of organic solvents, resins and pigments. It has the following advantages:

1. It has strong durability and provides better weather resistance and climate change resistance than water-based anti-rust paint.

2. It has strong adhesion, can adhere to metal surfaces, and provides good anti-corrosion protection.

3. Can be used in outdoor environments and has good adaptability to various weather conditions.

However, permanent paint also has some disadvantages:

1. Contains organic solvents, so you need to ensure good ventilation when using it, and avoid the pollution of volatile organic compounds.

2. Permanent paint usually requires the use of thinners for dilution and cleaning, which has a certain impact on the environment.

Water-based anti-rust paint is an environmentally friendly paint, mainly composed of water-based resin, pigments and additives. It has the following advantages:

1. It is environmentally friendly, has no volatile organic solvents, and does not pollute the human body and the environment.

2. Easy to construct and clean, short drying time, reducing the construction cycle.

3. It has good adhesion to some metal materials, such as iron, aluminum and galvanized steel, and provides long-lasting anti-rust protection.

However, water-based anti-rust paint also has some limitations:

1. The durability is relatively weak, and its weather resistance and durability are lower than permanent paint.

2. Under extreme environmental conditions, such as high temperatures or strong acid and alkali environments, water-based anti-rust paint may show reduced reliability.

Therefore, when choosing permanent paint or water-based anti-rust paint, it should be evaluated based on the actual situation. For metal objects that are exposed to the outside for a long time, such as outdoor metal doors and windows, steel structures, etc., permanent paint may be a better choice, providing better weather resistance and corrosion resistance. For some metals used indoors, such as furniture, decorations, etc., water-based anti-rust paint may be a more suitable choice. It is non-toxic, environmentally friendly and easy to apply.