Refer table in attach file the surface roughness for milling process. 0.4Ra is Finer Milling 0.8Ra- 3.2Ra is average achievable roughness. 6.3Ra is Coarser Milling
Refer table in attach file the surface roughness for milling process.0.4Ra is Finer Milling0.8Ra- 3.2Ra is average achievable roughness.6.3Ra is Coarser Milling