Photo mask, glass mask
2020-08-13
A photomask is a pattern formed by a thin film of light-blocking material on a light-permeable substrate. The […]
6. Electrolytic polishing
2020-08-13
The metal surface is polished to make it smooth and shiny. Metal piece is immersed in an electropolishing chem […]
5. After etching (chamfering, etc.)
2020-08-13
Sometimes etching process may be performed again at the end, after all other processes have been completed. Th […]
4. Surface roughening (blasting)
2020-08-13
A process of spraying a granular blast material onto metal surface. It is mainly used for surface preparation. […]
3. Painting
2020-08-13
While plating applies a metal film to metal surface, painting covers the surface with paint. The purpose of th […]