Vacuum-Component Assembly: Tips and Procedures
Types of Vacuum-System Components
The flange on the left is called a CF or Conflat flange. Bolts, nuts and copper gaskets are used to attached components.
The Flange in the middle is called a QF (or KF) Quick Flange. O-rings and clamps are used to attach components.
The rightmost component is a CF-to-KF adapter.