Usage of closed barrel and open barrel

- Feb 20, 2020-

Open barrel use: mainly used for coatings, high viscosity liquids, powders, solids. The bucket lid can be completely opened, which is convenient to use and operate. There are two types of barrel hoop, bolt type and wrench type. The bolt type has high strength and good sealing, and the wrench type is easy to operate.

Regular packaging drum printing, when the small iron drum is opened, the main reason is that the inner wall of the iron drum is not smooth, bright or shiny, and there are no defects. However, if the packaging is not strict, the inner wall is not smooth, defective, and corroded, which is not good. Iron drum packaging, this proves that the packaging is serious but not enough, lack of two pounds less, and steel is not good. A budget should be made for the quantity, and then purchased in the same batch, and there is no color difference or other changes between different batches. The packaging iron bucket should be selected from the same brand. There will be no product between this primer and the topcoat. The reaction affects the use effect.