Seek expert answers! Steel brush a layer of paint, the paint brush a layer of mica iron oxide. What role does it play?
These do not need to manage, if you are the component maker, do not brush cloud iron intermediate paint, increase the thickness of antirust primer directlyIf you are the owner, the visual film thickness is not less than 120 micronsIn general, the process of making the "Iron Cloud", rarely because of cost considerations, is a primer, and then add a topcoat after finishing coating, epoxy zinc rich more
The general steel structure, basically is a primer, a topcoat, from the steel structure is rust proof, anti oxidation, topcoat, then, in the outermost of the steel structure, the color has about beauty, but also from rust prevention, oxidation resistance. Different kinds of money have different prices. Ordinary words, a primer, a paint basically 100 yuan / ton, epoxy zinc rich paint to 300-400 yuan / ton! Some of the steel structure has special requirements, but also painted with fire-retardant paint, the price is higher! I wonder if this will help you!
In general, or consider the thickness of the paint film to prevent rust, paint off whether to test sand blasting is in place
