Application: Block of flow controller for semiconductor equipment
Material :SS 316L Var
Surface treatment : Electropolished inner surface
Critical  dimension:  position  0.005,  burrs  free,Ra0.2  on  inner   surface. Threads meet ASME B1.1
Machining  Equipment:   High  precision  turning  machine.  4  axis CNC. EP line for semiconductor industrial.
Inspection  equipment:  Thread  gauge,  roughness  tester,CMM,  microscope