1. The professional Shanwei spraying processing manufacturer introduces the performance requirements of the sprayed coating

1 Coating sealing or painting: manual painting, rolling brushing, air spraying and other methods can be used.

1) Sealing: Sealing the metal coating, the purpose of which is to block the pores of the coating as much as possible and fill up the pits to extend the service life of the coating.

2) Painting: In order to be beautiful or prolong the service life of the protective system, the closed or unclosed metal coating can be painted. The coating system should be compatible with the metal coating or sealing agent, be easy to maintain, and be able to maintain the requirements of the working environment for a long time.

Second, the choice of sealing agent

The choice of sealing agent should take into account: permeability, bonding force, transition layer, stability, safety, and must not increase the thickness of the coating too much.

The bidder shall provide the sealing agent in the bid documents: name, main components, performance and construction technology, etc.

3. Painting requirements

1) The coating thickness of the sprayed part can only be painted after passing the inspection.

2) Cover the sealing agent or paint coating within 6 hours after arc spraying.

3) The coating surface is flat and uniform, and no peeling, blistering, cracks, or pores are allowed.