FINISHING

The surface must be smooth and no burrs.

Polishing is a process of creating a smooth and shiny surface by rubbing or using chemical pharmacy.

Brushing is use wire to pull across the metal surface.

Use fine abrasive sand particles to impact the material surface and to achieve the removal of rust, burrs, and oxide layers.

Anodizing is use to increase thickness of metal oxide layer, prevent metal oxidation.

Powder coating is use powder to color the metal surface.

Liquid coating is use liquid paint to spray on the metal surface.