Galvanizing: Galvanizing refers to the appearance of metal, alloy or other materials coated with a layer of zinc to play a beautiful, rust prevention and other effects of the appearance of the disposal technology. The first choice is hot galvanizing. Zinc is soluble in acids, but also soluble in bases, so it is called an amphoteric metal. Zinc changes little in dull air. In moist air, the zinc surface will form a fine basic zinc carbonate film. In the atmosphere containing sulfur dioxide, hydrogen sulfide and Marine atmosphere, zinc corrosion resistance is poor, especially in the atmosphere containing organic acid at high temperature and high humidity, zinc coating is easy to be corroded. The standard electric potential of zinc is -0.76V, for the steel matrix, zinc coating belongs to the positive coating, it is mainly used to avoid the corrosion of steel, its protection function is closely related to the thickness of the coating. The protective and decorative properties of zinc coating can be improved obviously after passivation treatment, dyeing or coating with light protection agent.
Dip plastic, also known as coating plastic, hot dip plastic, hot compress coated plastic. Dipping (coating) is a plastic coating process. According to the original data of the use of immersion plastic can not be divided into liquid immersion (coating) plastic and powder immersion (coating) plastic. Dip plastic products have been widely used in all aspects of life at home and abroad, such as: our daily use of clothes hangers, pliers, scissors on the rubber sleeve, water valve wrench and so on.
Spray is a plastic powder spray on the parts of an appearance disposal method. Spray is also known as electrostatic powder spraying coating. Its disposal process is a decorative technology of metal appearance disposal which has been improved internationally since the 1980s. The technology and ordinary spray paint appearance disposal, the advantages of the present process, safety, beautiful color and so on.
Do you now understand the three most common surface treatments? You can choose the product according to your way of use, I hope to help you. If you have any questions, you can consult us to get the answer, we will be the most sincere and fastest speed for you to answer.
